# Diseases of the eye and adnexa (H00-H59)Diseases of the eye and adnexa (H00-H59)

    Note: Use an external cause code following the code for the eye condition, if applicable, to identify the cause of the eye condition
    Excludes2: certain conditions originating in the perinatal period (P04-P96)
       certain infectious and parasitic diseases (A00-B99)
       complications of pregnancy, childbirth and the puerperium (O00-O99)
       congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
       diabetes mellitus related eye conditions (E09.3-, E10.3-, E11.3-, E13.3-)
       endocrine, nutritional and metabolic diseases (E00-E90)
       injury (trauma) of eye and orbit (S05.-)
       injury, poisoning and certain other consequences of external causes (S00-T98)
       neoplasms (C00-D48)
       symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
       syphilis related eye disorders (A50.01, A50.3-, A51.43, A52.71)
    This chapter contains the following blocks:
    H00-H05 Disorders of eyelid, lacrimal system and orbit
    H10-H11 Disorders of conjunctiva
    H15-H22 Disorders of sclera, cornea, iris and ciliary body
    H25-H28 Disorders of lens
    H30-H36 Disorders of choroid and retina
    H40-H42 Glaucoma
    H43-H44 Disorders of vitreous body and globe
    H46-H47 Disorders of optic nerve and visual pathways
    H49-H52 Disorders of ocular muscles, binocular movement, accommodation and refraction
    H53-H54 Visual disturbances and blindness
    H55-H57 Other disorders of eye and adnexa
    H59 Intraoperative and postprocedural complications and disorders of eye and adnexa, not elsewhere classified
​=Disorders of eyelid, lacrimal system and orbit (H00-H05)=
    Excludes2: open wound of eyelid (S01.1-)
       superficial injury of eyelid (S00.1-, S00.2-)

## H00 Hordeolum and chalazionH00 Hordeolum and chalazion

    H00.0 Hordeolum (externum) (internum) of eyelid
       H00.01 Hordeolum externum
          Hordeolum NOS
          Stye
          H00.011 Hordeolum externum right upper eyelid
          H00.012 Hordeolum externum right lower eyelid
          H00.013 Hordeolum externum right eye, unspecified eyelid
          H00.014 Hordeolum externum left upper eyelid
          H00.015 Hordeolum externum left lower eyelid
          H00.016 Hordeolum externum left eye, unspecified eyelid
          H00.019 Hordeolum externum unspecified eye, unspecified eyelid
       H00.02 Hordeolum internum
          Infection of meibomian gland
          H00.021 Hordeolum internum right upper eyelid
          H00.022 Hordeolum internum right lower eyelid
          H00.023 Hordeolum internum right eye, unspecified eyelid
          H00.024 Hordeolum internum left upper eyelid
          H00.025 Hordeolum internum left lower eyelid
          H00.026 Hordeolum internum left eye, unspecified eyelid
          H00.029 Hordeolum internum unspecified eye, unspecified eyelid
       H00.03 Abscess of eyelid
          Furuncle of eyelid
          H00.031 Abscess of right upper eyelid
          H00.032 Abscess of right lower eyelid
          H00.033 Abscess of eyelid right eye, unspecified eyelid
          H00.034 Abscess of left upper eyelid
          H00.035 Abscess of left lower eyelid
          H00.036 Abscess of eyelid left eye, unspecified eyelid
          H00.039 Abscess of eyelid unspecified eye, unspecified eyelid
    H00.1 Chalazion
       Meibomian (gland) cyst
       Excludes2: infected meibomian gland (H00.02-)
       H00. ​11 Chalazion right upper eyelid
       H00.12 Chalazion right lower eyelid
       H00.13 Chalazion right eye, unspecified eyelid
       H00.14 Chalazion left upper eyelid
       H00.15 Chalazion left lower eyelid
       H00.16 Chalazion left eye, unspecified eyelid
       H00.19 Chalazion unspecified eye, unspecified eyelid

## H01 Other inflammation of eyelidH01 Other inflammation of eyelid

    H01.0 Blepharitis
       Excludes1: blepharoconjunctivitis (H10.5-)
       H01.00 Unspecified blepharitis
          H01.001 Unspecified blepharitis right upper eyelid
          H01.002 Unspecified blepharitis right lower eyelid
          H01.003 Unspecified blepharitis right eye, unspecified eyelid
          H01.004 Unspecified blepharitis left upper eyelid
          H01.005 Unspecified blepharitis left lower eyelid
          H01.006 Unspecified blepharitis left eye, unspecified eyelid
          H01.009 Unspecified blepharitis unspecified eye, unspecified eyelid
       H01.01 Ulcerative blepharitis
          H01.011 Ulcerative blepharitis right upper eyelid
          H01.012 Ulcerative blepharitis right lower eyelid
          H01.013 Ulcerative blepharitis right eye, unspecified eyelid
          H01.014 Ulcerative blepharitis left upper eyelid
          H01.015 Ulcerative blepharitis left lower eyelid
          H01.016 Ulcerative blepharitis left eye, unspecified eyelid
          H01.019 Ulcerative blepharitis unspecified eye, unspecified eyelid
       H01.02 Squamous blepharitis
          H01.021 Squamous blepharitis right upper eyelid
          H01.022 Squamous blepharitis right lower eyelid
          H01.023 Squamous blepharitis right eye, unspecified eyelid
          H01.024 Squamous blepharitis left upper eyelid
          H01.025 Squamous blepharitis left lower eyelid
          H01.026 Squamous blepharitis left eye, unspecified eyelid
          H01.029 Squamous blepharitis unspecified eye, unspecified eyelid
    H01.1 Noninfectious dermatoses of eyelid
       H01.11 Allergic dermatitis of eyelid
          Contact dermatitis of eyelid
          H01. ​111 Allergic dermatitis of right upper eyelid
          H01.112 Allergic dermatitis of right lower eyelid
          H01.113 Allergic dermatitis of right eye, unspecified eyelid
          H01.114 Allergic dermatitis of left upper eyelid
          H01.115 Allergic dermatitis of left lower eyelid
          H01.116 Allergic dermatitis of left eye, unspecified eyelid
          H01.119 Allergic dermatitis of unspecified eye, unspecified eyelid
       H01.12 Discoid lupus erythematosus of eyelid
          H01.121 Discoid lupus erythematosus of right upper eyelid
          H01.122 Discoid lupus erythematosus of right lower eyelid
          H01.123 Discoid lupus erythematosus of right eye, unspecified eyelid
          H01.124 Discoid lupus erythematosus of left upper eyelid
          H01.125 Discoid lupus erythematosus of left lower eyelid
          H01.126 Discoid lupus erythematosus of left eye, unspecified eyelid
          H01.129 Discoid lupus erythematosus of unspecified eye, unspecified eyelid
       H01.13 Eczematous dermatitis of eyelid
          H01.131 Eczematous dermatitis of right upper eyelid
          H01.132 Eczematous dermatitis of right lower eyelid
          H01.133 Eczematous dermatitis of right eye, unspecified eyelid
          H01.134 Eczematous dermatitis of left upper eyelid
          H01.135 Eczematous dermatitis of left lower eyelid
          H01.136 Eczematous dermatitis of left eye, unspecified eyelid
          H01.139 Eczematous dermatitis of unspecified eye, unspecified eyelid
       H01.14 Xeroderma of eyelid
          H01.141 Xeroderma of right upper eyelid
          H01.142 Xeroderma of right lower eyelid
          H01.143 Xeroderma of right eye, unspecified eyelid
          H01.144 Xeroderma of left upper eyelid
          H01.145 Xeroderma of left lower eyelid
          H01.146 Xeroderma of left eye, unspecified eyelid
          H01.149 Xeroderma of unspecified eye, unspecified eyelid
    H01.8 Other specified inflammations of eyelid
    H01. ​9 Unspecified inflammation of eyelid
       Inflammation of eyelid NOS

## H02 Other disorders of eyelidH02 Other disorders of eyelid

    Excludes1: congenital malformations of eyelid (Q10.0-Q10.3)
    H02.0 Entropion and trichiasis of eyelid
       H02.00 Unspecified entropion of eyelid
          H02.001 Unspecified entropion of right upper eyelid
          H02.002 Unspecified entropion of right lower eyelid
          H02.003 Unspecified entropion of right eye, unspecified eyelid
          H02.004 Unspecified entropion of left upper eyelid
          H02.005 Unspecified entropion of left lower eyelid
          H02.006 Unspecified entropion of left eye, unspecified eyelid
          H02.009 Unspecified entropion of unspecified eye, unspecified eyelid
       H02.01 Cicatricial entropion of eyelid
          H02.011 Cicatricial entropion of right upper eyelid
          H02.012 Cicatricial entropion of right lower eyelid
          H02.013 Cicatricial entropion of right eye, unspecified eyelid
          H02.014 Cicatricial entropion of left upper eyelid
          H02.015 Cicatricial entropion of left lower eyelid
          H02.016 Cicatricial entropion of left eye, unspecified eyelid
          H02.019 Cicatricial entropion of unspecified eye, unspecified eyelid
       H02.02 Mechanical entropion of eyelid
          H02.021 Mechanical entropion of right upper eyelid
          H02.022 Mechanical entropion of right lower eyelid
          H02.023 Mechanical entropion of right eye, unspecified eyelid
          H02.024 Mechanical entropion of left upper eyelid
          H02.025 Mechanical entropion of left lower eyelid
          H02.026 Mechanical entropion of left eye, unspecified eyelid
          H02.029 Mechanical entropion of unspecified eye, unspecified eyelid
       H02.03 Senile entropion of eyelid
          H02.031 Senile entropion of right upper eyelid
          H02.032 Senile entropion of right lower eyelid
          H02.033 Senile entropion of right eye, unspecified eyelid
          H02.034 Senile entropion of left upper eyelid
          H02.035 Senile entropion of left lower eyelid
          H02. ​036 Senile entropion of left eye, unspecified eyelid
          H02.039 Senile entropion of unspecified eye, unspecified eyelid
       H02.04 Spastic entropion of eyelid
          H02.041 Spastic entropion of right upper eyelid
          H02.042 Spastic entropion of right lower eyelid
          H02.043 Spastic entropion of right eye, unspecified eyelid
          H02.044 Spastic entropion of left upper eyelid
          H02.045 Spastic entropion of left lower eyelid
          H02.046 Spastic entropion of left eye, unspecified eyelid
          H02.049 Spastic entropion of unspecified eye, unspecified eyelid
       H02.05 Trichiasis without entropian
          H02.051 Trichiasis without entropian right upper eyelid
          H02.052 Trichiasis without entropian right lower eyelid
          H02.053 Trichiasis without entropian right eye, unspecified eyelid
          H02.054 Trichiasis without entropian left upper eyelid
          H02.055 Trichiasis without entropian left lower eyelid
          H02.056 Trichiasis without entropian left eye, unspecified eyelid
          H02.059 Trichiasis without entropian unspecified eye, unspecified eyelid
    H02.1 Ectropion of eyelid
       H02.10 Unspecified ectropion of eyelid
          H02.101 Unspecified ectropion of right upper eyelid
          H02.102 Unspecified ectropion of right lower eyelid
          H02.103 Unspecified ectropion of right eye, unspecified eyelid
          H02.104 Unspecified ectropion of left upper eyelid
          H02.105 Unspecified ectropion of left lower eyelid
          H02.106 Unspecified ectropion of left eye, unspecified eyelid
          H02.109 Unspecified ectropion of unspecified eye, unspecified eyelid
       H02.11 Cicatricial ectropion of eyelid
          H02.111 Cicatricial ectropion of right upper eyelid
          H02.112 Cicatricial ectropion of right lower eyelid
          H02. ​113 Cicatricial ectropion of right eye, unspecified eyelid
          H02.114 Cicatricial ectropion of left upper eyelid
          H02.115 Cicatricial ectropion of left lower eyelid
          H02.116 Cicatricial ectropion of left eye, unspecified eyelid
          H02.119 Cicatricial ectropion of unspecified eye, unspecified eyelid
       H02.12 Mechanical ectropion of eyelid
          H02.121 Mechanical ectropion of right upper eyelid
          H02.122 Mechanical ectropion of right lower eyelid
          H02.123 Mechanical ectropion of right eye, unspecified eyelid
          H02.124 Mechanical ectropion of left upper eyelid
          H02.125 Mechanical ectropion of left lower eyelid
          H02.126 Mechanical ectropion of left eye, unspecified eyelid
          H02.129 Mechanical ectropion of unspecified eye, unspecified eyelid
       H02.13 Senile ectropion of eyelid
          H02.131 Senile ectropion of right upper eyelid
          H02.132 Senile ectropion of right lower eyelid
          H02.133 Senile ectropion of right eye, unspecified eyelid
          H02.134 Senile ectropion of left upper eyelid
          H02.135 Senile ectropion of left lower eyelid
          H02.136 Senile ectropion of left eye, unspecified eyelid
          H02.139 Senile ectropion of unspecified eye, unspecified eyelid
       H02.14 Spastic ectropion of eyelid
          H02.141 Spastic ectropion of right upper eyelid
          H02.142 Spastic ectropion of right lower eyelid
          H02.143 Spastic ectropion of right eye, unspecified eyelid
          H02.144 Spastic ectropion of left upper eyelid
          H02.145 Spastic ectropion of left lower eyelid
          H02.146 Spastic ectropion of left eye, unspecified eyelid
          H02.149 Spastic ectropion of unspecified eye, unspecified eyelid
    H02.2 Lagophthalmos
       H02.20 Unspecified lagophthalmos
          H02.201 Unspecified lagophthalmos right upper eyelid
          H02. ​202 Unspecified lagophthalmos right lower eyelid
          H02.203 Unspecified lagophthalmos right eye, unspecified eyelid
          H02.204 Unspecified lagophthalmos left upper eyelid
          H02.205 Unspecified lagophthalmos left lower eyelid
          H02.206 Unspecified lagophthalmos left eye, unspecified eyelid
          H02.209 Unspecified lagophthalmos unspecified eye, unspecified eyelid
       H02.21 Cicatricial lagophthalmos
          H02.211 Cicatricial lagophthalmos right upper eyelid
          H02.212 Cicatricial lagophthalmos right lower eyelid
          H02.213 Cicatricial lagophthalmos right eye, unspecified eyelid
          H02.214 Cicatricial lagophthalmos left upper eyelid
          H02.215 Cicatricial lagophthalmos left lower eyelid
          H02.216 Cicatricial lagophthalmos left eye, unspecified eyelid
          H02.219 Cicatricial lagophthalmos unspecified eye, unspecified eyelid
       H02.22 Mechanical lagophthalmos
          H02.221 Mechanical lagophthalmos right upper eyelid
          H02.222 Mechanical lagophthalmos right lower eyelid
          H02.223 Mechanical lagophthalmos right eye, unspecified eyelid
          H02.224 Mechanical lagophthalmos left upper eyelid
          H02.225 Mechanical lagophthalmos left lower eyelid
          H02.226 Mechanical lagophthalmos left eye, unspecified eyelid
          H02.229 Mechanical lagophthalmos unspecified eye, unspecified eyelid
       H02.23 Paralytic lagophthalmos
          H02.231 Paralytic lagophthalmos right upper eyelid
          H02.232 Paralytic lagophthalmos right lower eyelid
          H02.233 Paralytic lagophthalmos right eye, unspecified eyelid
          H02.234 Paralytic lagophthalmos left upper eyelid
          H02.235 Paralytic lagophthalmos left lower eyelid
          H02.236 Paralytic lagophthalmos left eye, unspecified eyelid
          H02.239 Paralytic lagophthalmos unspecified eye, unspecified eyelid
    H02. ​3 Blepharochalasis
       Pseudoptosis
       H02.30 Blepharochalasis unspecified eye, unspecified eyelid
       H02.31 Blepharochalasis right upper eyelid
       H02.32 Blepharochalasis right lower eyelid
       H02.33 Blepharochalasis right eye, unspecified eyelid
       H02.34 Blepharochalasis left upper eyelid
       H02.35 Blepharochalasis left lower eyelid
       H02.36 Blepharochalasis left eye, unspecified eyelid
    H02.4 Ptosis of eyelid
       H02.40 Unspecified ptosis of eyelid
          H02.401 Unspecified ptosis of right eyelid
          H02.402 Unspecified ptosis of left eyelid
          H02.403 Unspecified ptosis of bilateral eyelids
          H02.409 Unspecified ptosis of unspecified eyelid
       H02.41 Mechanical ptosis of eyelid
          H02.411 Mechanical ptosis of right eyelid
          H02.412 Mechanical ptosis of left eyelid
          H02.413 Mechanical ptosis of bilateral eyelids
          H02.419 Mechanical ptosis of unspecified eyelid
       H02.42 Myogenic ptosis of eyelid
          H02.421 Myogenic ptosis of right eyelid
          H02.422 Myogenic ptosis of left eyelid
          H02.423 Myogenic ptosis of bilateral eyelids
          H02.429 Myogenic ptosis of unspecified eyelid
       H02.43 Paralytic ptosis of eyelid
          Neurogenic ptosis of eyelid
          H02.431 Paralytic ptosis of right eyelid
          H02.432 Paralytic ptosis of left eyelid
          H02.433 Paralytic ptosis of bilateral eyelids
          H02.439 Paralytic ptosis unspecified eyelid
    H02.5 Other disorders affecting eyelid function
       Excludes2: blepharospasm (G24.5)
          organic tic (G25.69)
          psychogenic tic (F95.-)
       H02.51 Abnormal innervation syndrome
          H02.511 Abnormal innervation syndrome right upper eyelid
          H02.512 Abnormal innervation syndrome right lower eyelid
          H02.513 Abnormal innervation syndrome right eye, unspecified eyelid
          H02.514 Abnormal innervation syndrome left upper eyelid
          H02.515 Abnormal innervation syndrome left lower eyelid
          H02. ​516 Abnormal innervation syndrome left eye, unspecified eyelid
          H02.519 Abnormal innervation syndrome unspecified eye, unspecified eyelid
       H02.52 Blepharophimosis
          Ankyloblepharon
          H02.521 Blepharophimosis right upper eyelid
          H02.522 Blepharophimosis right lower eyelid
          H02.523 Blepharophimosis right eye, unspecified eyelid
          H02.524 Blepharophimosis left upper eyelid
          H02.525 Blepharophimosis left lower eyelid
          H02.526 Blepharophimosis left eye, unspecified eyelid
          H02.529 Blepharophimosis unspecified eye, unspecified lid
       H02.53 Eyelid retraction
          Eyelid lag
          H02.531 Eyelid retraction right upper eyelid
          H02.532 Eyelid retraction right lower eyelid
          H02.533 Eyelid retraction right eye, unspecified eyelid
          H02.534 Eyelid retraction left upper eyelid
          H02.535 Eyelid retraction left lower eyelid
          H02.536 Eyelid retraction left eye, unspecified eyelid
          H02.539 Eyelid retraction unspecified eye, unspecified lid
       H02.59 Other disorders affecting eyelid function
          Deficient blink reflex
          Sensory disorders
    H02.6 Xanthelasma of eyelid
       H02.60 Xanthelasma of unspecified eye, unspecified eyelid
       H02.61 Xanthelasma of right upper eyelid
       H02.62 Xanthelasma of right lower eyelid
       H02.63 Xanthelasma of right eye, unspecified eyelid
       H02.64 Xanthelasma of left upper eyelid
       H02.65 Xanthelasma of left lower eyelid
       H02.66 Xanthelasma of left eye, unspecified eyelid
    H02.7 Other and unspecified degenerative disorders of eyelid and periocular area
       H02.70 Unspecified degenerative disorders of eyelid and periocular area
       H02.71 Chloasma of eyelid and periocular area
          Dyspigmentation of eyelid
          Hyperpigmentation of eyelid
          H02. ​711 Chloasma of right upper eyelid and periocular area
          H02.712 Chloasma of right lower eyelid and periocular area
          H02.713 Chloasma of right eye, unspecified eyelid and periocular area
          H02.714 Chloasma of left upper eyelid and periocular area
          H02.715 Chloasma of left lower eyelid and periocular area
          H02.716 Chloasma of left eye, unspecified eyelid and periocular area
          H02.719 Chloasma of unspecified eye, unspecified eyelid and periocular area
       H02.72 Madarosis of eyelid and periocular area
          Hypotrichosis of eyelid
          H02.721 Madarosis of right upper eyelid and periocular area
          H02.722 Madarosis of right lower eyelid and periocular area
          H02.723 Madarosis of right eye, unspecified eyelid and periocular area
          H02.724 Madarosis of left upper eyelid and periocular area
          H02.725 Madarosis of left lower eyelid and periocular area
          H02.726 Madarosis of left eye, unspecified eyelid and periocular area
          H02.729 Madarosis of unspecified eye, unspecified eyelid and periocular area
       H02.73 Vitiligo of eyelid and periocular area
          Hypopigmentation of eyelid
          H02.731 Vitiligo of right upper eyelid and periocular area
          H02.732 Vitiligo of right lower eyelid and periocular area
          H02.733 Vitiligo of right eye, unspecified eyelid and periocular area
          H02.734 Vitiligo of left upper eyelid and periocular area
          H02.735 Vitiligo of left lower eyelid and periocular area
          H02.736 Vitiligo of left eye, unspecified eyelid and periocular area
          H02.739 Vitiligo of unspecified eye, unspecified eyelid and periocular area
       H02. ​79 Other degenerative disorders of eyelid and periocular area
    H02.8 Other specified disorders of eyelid
       H02.81 Retained foreign body in eyelid
          Excludes1: laceration of eyelid with foreign body (S01.12-)
             retained intraocular foreign body (H44.6-, H44.7-)
             superficial foreign body of eyelid and periocular area (S00.25-)
          H02.811 Retained foreign body in right upper eyelid
          H02.812 Retained foreign body in right lower eyelid
          H02.813 Retained foreign body in right eye, unspecified eyelid
          H02.814 Retained foreign body in left upper eyelid
          H02.815 Retained foreign body in left lower eyelid
          H02.816 Retained foreign body in left eye, unspecified eyelid
          H02.819 Retained foreign body in unspecified eye, unspecified eyelid
       H02.82 Cysts of eyelid
          Sebaceous cyst of eyelid
          H02.821 Cysts of right upper eyelid
          H02.822 Cysts of right lower eyelid
          H02.823 Cysts of right eye, unspecified eyelid
          H02.824 Cysts of left upper eyelid
          H02.825 Cysts of left lower eyelid
          H02.826 Cysts of left eye, unspecified eyelid
          H02.829 Cysts of unspecified eye, unspecified eyelid
       H02.83 Dermatochalasis of eyelid
          H02.831 Dermatochalasis of right upper eyelid
          H02.832 Dermatochalasis of right lower eyelid
          H02.833 Dermatochalasis of right eye, unspecified eyelid
          H02.834 Dermatochalasis of left upper eyelid
          H02.835 Dermatochalasis of left lower eyelid
          H02.836 Dermatochalasis of left eye, unspecified eyelid
          H02.839 Dermatochalasis of unspecified eye, unspecified eyelid
       H02.84 Edema of eyelid
          Hyperemia of eyelid
          H02.841 Edema of right upper eyelid
          H02.842 Edema of right lower eyelid
          H02.843 Edema of right eye, unspecified eyelid
          H02.844 Edema of left upper eyelid
          H02.845 Edema of left lower eyelid
          H02.846 Edema of left eye, unspecified eyelid
          H02. ​849 Edema of unspecified eye, unspecified eyelid
       H02.85 Elephantiasis of eyelid
          H02.851 Elephantiasis of right upper eyelid
          H02.852 Elephantiasis of right lower eyelid
          H02.853 Elephantiasis of right eye, unspecified eyelid
          H02.854 Elephantiasis of left upper eyelid
          H02.855 Elephantiasis of left lower eyelid
          H02.856 Elephantiasis of left eye, unspecified eyelid
          H02.859 Elephantiasis of unspecified eye, unspecified eyelid
       H02.86 Hypertrichosis of eyelid
          H02.861 Hypertrichosis of right upper eyelid
          H02.862 Hypertrichosis of right lower eyelid
          H02.863 Hypertrichosis of right eye, unspecified eyelid
          H02.864 Hypertrichosis of left upper eyelid
          H02.865 Hypertrichosis of left lower eyelid
          H02.866 Hypertrichosis of left eye, unspecified eyelid
          H02.869 Hypertrichosis of unspecified eye, unspecified eyelid
       H02.87 Vascular anomalies of eyelid
          H02.871 Vascular anomalies of right upper eyelid
          H02.872 Vascular anomalies of right lower eyelid
          H02.873 Vascular anomalies of right eye, unspecified eyelid
          H02.874 Vascular anomalies of left upper eyelid
          H02.875 Vascular anomalies of left lower eyelid
          H02.876 Vascular anomalies of left eye, unspecified eyelid
          H02.879 Vascular anomalies of unspecified eye, unspecified eyelid
       H02.89 Other specified disorders of eyelid
          Hemorrhage of eyelid
    H02.9 Unspecified disorder of eyelid
       Disorder of eyelid NOS

## H04 Disorders of lacrimal systemH04 Disorders of lacrimal system

    Excludes1: congenital malformations of lacrimal system (Q10.4-Q10.6)
    H04.0 Dacryoadenitis
       H04.00 Unspecified dacryoadenitis
          H04.001 Unspecified dacryoadenitis, right lacrimal gland
          H04.002 Unspecified dacryoadenitis, left lacrimal gland
          H04. ​003 Unspecified dacryoadenitis, bilateral lacrimal glands
          H04.009 Unspecified dacryoadenitis, unspecified lacrimal gland
       H04.01 Acute dacryoadenitis
          H04.011 Acute dacryoadenitis, right lacrimal gland
          H04.012 Acute dacryoadenitis, left lacrimal gland
          H04.013 Acute dacryoadenitis, bilateral lacrimal glands
          H04.019 Acute dacryoadenitis, unspecified lacrimal gland
       H04.02 Chronic dacryoadenitis
          H04.021 Chronic dacryoadenitis, right lacrimal gland
          H04.022 Chronic dacryoadenitis, left lacrimal gland
          H04.023 Chronic dacryoadenitis, bilateral lacrimal gland
          H04.029 Chronic dacryoadenitis, unspecified lacrimal gland
       H04.03 Chronic enlargement of lacrimal gland
          H04.031 Chronic enlargement of right lacrimal gland
          H04.032 Chronic enlargement of left lacrimal gland
          H04.033 Chronic enlargement of bilateral lacrimal glands
          H04.039 Chronic enlargement of unspecified lacrimal gland
    H04.1 Other disorders of lacrimal gland
       H04.11 Dacryops
          H04.111 Dacryops of right lacrimal gland
          H04.112 Dacryops of left lacrimal gland
          H04.113 Dacryops of bilateral lacrimal glands
          H04.119 Dacryops of unspecified lacrimal gland
       H04.12 Dry eye syndrome
          Tear film insufficiency, NOS
          H04.121 Dry eye syndrome of right lacrimal gland
          H04.122 Dry eye syndrome of left lacrimal gland
          H04.123 Dry eye syndrome of bilateral lacrimal glands
          H04.129 Dry eye syndrome of unspecified lacrimal gland
       H04.13 Lacrimal cyst
          Lacrimal cystic degeneration
          H04.131 Lacrimal cyst right lacrimal gland
          H04.132 Lacrimal cyst left lacrimal gland
          H04.133 Lacrimal cyst bilateral lacrimal glands
          H04.139 Lacrimal cyst unspecified lacrimal gland
       H04.14 Primary lacrimal gland atrophy
          H04. ​141 Right primary lacrimal gland atrophy
          H04.142 Left primary lacrimal gland atrophy
          H04.143 Bilateral primary lacrimal gland atrophy
          H04.149 Unspecified primary lacrimal gland atrophy
       H04.15 Secondary lacrimal gland atrophy
          H04.151 Right secondary lacrimal gland atrophy
          H04.152 Left secondary lacrimal gland atrophy
          H04.153 Bilateral secondary lacrimal gland atrophy
          H04.159 Unspecified secondary lacrimal gland atrophy
       H04.16 Lacrimal gland dislocation
          H04.161 Right lacrimal gland dislocation
          H04.162 Left lacrimal gland dislocation
          H04.163 Bilateral lacrimal gland dislocation
          H04.169 Unspecified lacrimal gland dislocation
       H04.19 Other disorders of lacrimal gland
    H04.2 Epiphora
       H04.20 Unspecified epiphora
          H04.201 Epiphora, right side
          H04.202 Epiphora, left side
          H04.203 Epiphora, bilateral
          H04.209 Epiphora, unspecified side
       H04.21 Epiphora due to excess lacrimation
          H04.211 Epiphora due to excess lacrimation, right side
          H04.212 Epiphora due to excess lacrimation, left side
          H04.213 Epiphora due to excess lacrimation, bilateral
          H04.219 Epiphora due to excess lacrimation, unspecified side
       H04.22 Epiphora due to insufficient drainage
          H04.221 Epiphora due to insufficient drainage, right side
          H04.222 Epiphora due to insufficient drainage, left side
          H04.223 Epiphora due to insufficient drainage, bilateral
          H04.229 Epiphora due to insufficient drainage, unspecified side
    H04.3 Acute and unspecified inflammation of lacrimal passages
       Excludes1: neonatal dacryocystitis (P39.1)
       H04.30 Unspecified dacryocystitis
          H04.301 Unspecified dacryocystitis of right lacrimal passage
          H04. ​302 Unspecified dacryocystitis of left lacrimal passage
          H04.303 Unspecified dacryocystitis of bilateral lacrimal passages
          H04.309 Unspecified dacryocystitis of unspecified lacrimal passage
       H04.31 Phlegmonous dacryocystitis
          H04.311 Phlegmonous dacryocystitis of right lacrimal passage
          H04.312 Phlegmonous dacryocystitis of left lacrimal passage
          H04.313 Phlegmonous dacryocystitis of bilateral lacrimal passages
          H04.319 Phlegmonous dacryocystitis of unspecified lacrimal passage
       H04.32 Acute dacryocystitis
          Acute dacryopericystitis
          H04.321 Acute dacryocystitis of right lacrimal passage
          H04.322 Acute dacryocystitis of left lacrimal passage
          H04.323 Acute dacryocystitis of bilateral lacrimal passages
          H04.329 Acute dacryocystitis of unspecified lacrimal passage
       H04.33 Acute lacrimal canaliculitis
          H04.331 Acute lacrimal canaliculitis of right lacrimal passage
          H04.332 Acute lacrimal canaliculitis of left lacrimal passage
          H04.333 Acute lacrimal canaliculitis of bilateral lacrimal passages
          H04.339 Acute lacrimal canaliculitis of unspecified lacrimal passage
    H04.4 Chronic inflammation of lacrimal passages
       H04.41 Chronic dacryocystitis
          H04.411 Chronic dacryocystitis of right lacrimal passage
          H04.412 Chronic dacryocystitis of left lacrimal passage
          H04.413 Chronic dacryocystitis of bilateral lacrimal passages
          H04.419 Chronic dacryocystitis of unspecified lacrimal passage
       H04.42 Chronic lacrimal canaliculitis
          H04. ​421 Chronic lacrimal canaliculitis of right lacrimal passage
          H04.422 Chronic lacrimal canaliculitis of left lacrimal passage
          H04.423 Chronic lacrimal canaliculitis of bilateral lacrimal passages
          H04.429 Chronic lacrimal canaliculitis of unspecified lacrimal passage
       H04.43 Chronic lacrimal mucocele
          H04.431 Chronic lacrimal mucocele of right lacrimal passage
          H04.432 Chronic lacrimal mucocele of left lacrimal passage
          H04.433 Chronic lacrimal mucocele of bilateral lacrimal passages
          H04.439 Chronic lacrimal mucocele of unspecified lacrimal passage
    H04.5 Stenosis and insufficiency of lacrimal passages
       H04.51 Dacryolith
          H04.511 Dacryolith of right lacrimal passage
          H04.512 Dacryolith of left lacrimal passage
          H04.513 Dacryolith of bilateral lacrimal passages
          H04.519 Dacryolith of unspecified lacrimal passage
       H04.52 Eversion of lacrimal punctum
          H04.521 Eversion of right lacrimal punctum
          H04.522 Eversion of left lacrimal punctum
          H04.523 Eversion of bilateral lacrimal punctum
          H04.529 Eversion of unspecified lacrimal punctum
       H04.53 Neonatal obstruction of nasolacrimal duct
          Excludes1: congenital stenosis and stricture of lacrimal duct (Q10.5)
          H04.531 Neonatal obstruction of right nasolacrimal duct
          H04.532 Neonatal obstruction of left nasolacrimal duct
          H04.533 Neonatal obstruction of bilateral nasolacrimal duct
          H04.539 Neonatal obstruction of unspecified nasolacrimal duct
       H04.54 Stenosis of lacrimal canaliculi
          H04.541 Stenosis of right lacrimal canaliculi
          H04.542 Stenosis of left lacrimal canaliculi
          H04.543 Stenosis of bilateral lacrimal canaliculi
          H04.549 Stenosis of unspecified lacrimal canaliculi
       H04.55 Acquired stenosis of nasolacrimal duct
          H04. ​551 Acquired stenosis of right nasolacrimal duct
          H04.552 Acquired stenosis of left nasolacrimal duct
          H04.553 Acquired stenosis of bilateral nasolacrimal duct
          H04.559 Acquired stenosis of unspecified nasolacrimal duct
       H04.56 Stenosis of lacrimal punctum
          H04.561 Stenosis of right lacrimal punctum
          H04.562 Stenosis of left lacrimal punctum
          H04.563 Stenosis of bilateral lacrimal punctum
          H04.569 Stenosis of unspecified lacrimal punctum
       H04.57 Stenosis of lacrimal sac
          H04.571 Stenosis of right lacrimal sac
          H04.572 Stenosis of left lacrimal sac
          H04.573 Stenosis of bilateral lacrimal sac
          H04.579 Stenosis of unspecified lacrimal sac
    H04.6 Other changes of lacrimal passages
       H04.61 Lacrimal fistula
          H04.611 Lacrimal fistula right lacrimal passage
          H04.612 Lacrimal fistula left lacrimal passage
          H04.613 Lacrimal fistula bilateral lacrimal passages
          H04.619 Lacrimal fistula unspecified lacrimal passage
       H04.69 Other changes of lacrimal passages
    H04.8 Other disorders of lacrimal system
       H04.81 Granuloma of lacrimal passages
          H04.811 Granuloma of right lacrimal passage
          H04.812 Granuloma of left lacrimal passage
          H04.813 Granuloma of bilateral lacrimal passages
          H04.819 Granuloma of unspecified lacrimal passage
       H04.89 Other disorders of lacrimal system
    H04.9 Disorder of lacrimal system, unspecified

## H05 Disorders of orbitH05 Disorders of orbit

    Excludes1: congenital malformation of orbit (Q10.7)
    H05.0 Acute inflammation of orbit
       H05.00 Unspecified acute inflammation of orbit
       H05.01 Cellulitis of orbit
          Abscess of orbit
          H05.011 Cellulitis of right orbit
          H05.012 Cellulitis of left orbit
          H05.013 Cellulitis of bilateral orbits
          H05.019 Cellulitis of unspecified orbit
       H05.02 Osteomyelitis of orbit
          H05.021 Osteomyelitis of right orbit
          H05.022 Osteomyelitis of left orbit
          H05. ​023 Osteomyelitis of bilateral orbits
          H05.029 Osteomyelitis of unspecified orbit
       H05.03 Periostitis of orbit
          H05.031 Periostitis of right orbit
          H05.032 Periostitis of left orbit
          H05.033 Periostitis of bilateral orbits
          H05.039 Periostitis of unspecified orbit
       H05.04 Tenonitis of orbit
          H05.041 Tenonitis of right orbit
          H05.042 Tenonitis of left orbit
          H05.043 Tenonitis of bilateral orbits
          H05.049 Tenonitis of unspecified orbit
    H05.1 Chronic inflammatory disorders of orbit
       H05.10 Unspecified chronic inflammatory disorders of orbit
       H05.11 Granuloma of orbit
          Pseudotumor (inflammatory) of orbit
          H05.111 Granuloma of right orbit
          H05.112 Granuloma of left orbit
          H05.113 Granuloma of bilateral orbits
          H05.119 Granuloma of unspecified orbit
       H05.12 Orbital myositis
          H05.121 Orbital myositis, right orbit
          H05.122 Orbital myositis, left orbit
          H05.123 Orbital myositis, bilateral
          H05.129 Orbital myositis, unspecified orbit
    H05.2 Exophthalmic conditions
       H05.20 Unspecified exophthalmos
       H05.21 Displacement (lateral) of globe
          H05.211 Displacement (lateral) of globe, right eye
          H05.212 Displacement (lateral) of globe, left eye
          H05.213 Displacement (lateral) of globe, bilateral
          H05.219 Displacement (lateral) of globe, unspecified eye
       H05.22 Edema of orbit
          Orbital congestion
          H05.221 Edema of right orbit
          H05.222 Edema of left orbit
          H05.223 Edema of bilateral orbit
          H05.229 Edema of unspecified orbit
       H05.23 Hemorrhage of orbit
          H05.231 Hemorrhage of right orbit
          H05.232 Hemorrhage of left orbit
          H05.233 Hemorrhage of bilateral orbit
          H05.239 Hemorrhage of unspecified orbit
       H05.24 Constant exophthalmos
          H05. ​241 Constant exophthalmos, right eye
          H05.242 Constant exophthalmos, left eye
          H05.243 Constant exophthalmos, bilateral
          H05.249 Constant exophthalmos, unspecified eye
       H05.25 Intermittent exophthalmos
          H05.251 Intermittent exophthalmos, right eye
          H05.252 Intermittent exophthalmos, left eye
          H05.253 Intermittent exophthalmos, bilateral
          H05.259 Intermittent exophthalmos, unspecified eye
       H05.26 Pulsating exophthalmos
          H05.261 Pulsating exophthalmos, right eye
          H05.262 Pulsating exophthalmos, left eye
          H05.263 Pulsating exophthalmos, bilateral
          H05.269 Pulsating exophthalmos, unspecified eye
    H05.3 Deformity of orbit
       Excludes1: congenital deformity of orbit (Q10.7)
          hypertelorism (Q75.2)
       H05.30 Unspecified deformity of orbit
       H05.31 Atrophy of orbit
          H05.311 Atrophy of right orbit
          H05.312 Atrophy of left orbit
          H05.313 Atrophy of bilateral orbit
          H05.319 Atrophy of unspecified orbit
       H05.32 Deformity of orbit due to bone disease
          Code also associated bone disease
          H05.321 Deformity of right orbit due to bone disease
          H05.322 Deformity of left orbit due to bone disease
          H05.323 Deformity of bilateral orbits due to bone disease
          H05.329 Deformity of unspecified orbit due to bone disease
       H05.33 Deformity of orbit due to trauma or surgery
          H05.331 Deformity of right orbit due to trauma or surgery
          H05.332 Deformity of left orbit due to trauma or surgery
          H05.333 Deformity of bilateral orbits due to trauma or surgery
          H05.339 Deformity of unspecified orbit due to trauma or surgery
       H05.34 Enlargement of orbit
          H05.341 Enlargement of right orbit
          H05.342 Enlargement of left orbit
          H05.343 Enlargement of bilateral orbits
          H05.349 Enlargement of unspecified orbit
       H05.35 Exostosis of orbit
          H05. ​351 Exostosis of right orbit
          H05.352 Exostosis of left orbit
          H05.353 Exostosis of bilateral orbits
          H05.359 Exostosis of unspecified orbit
    H05.4 Enophthalmos
       H05.40 Unspecified enophthalmos
          H05.401 Unspecified enophthalmos, right eye
          H05.402 Unspecified enophthalmos, left eye
          H05.403 Unspecified enophthalmos, bilateral
          H05.409 Unspecified enophthalmos, unspecified eye
       H05.41 Enophthalmos due to atrophy of orbital tissue
          H05.411 Enophthalmos due to atrophy of orbital tissue, right eye
          H05.412 Enophthalmos due to atrophy of orbital tissue, left eye
          H05.413 Enophthalmos due to atrophy of orbital tissue, bilateral
          H05.419 Enophthalmos due to atrophy of orbital tissue, unspecified eye
       H05.42 Enophthalmos due to trauma or surgery
          H05.421 Enophthalmos due to trauma or surgery, right eye
          H05.422 Enophthalmos due to trauma or surgery, left eye
          H05.423 Enophthalmos due to trauma or surgery, bilateral
          H05.429 Enophthalmos due to trauma or surgery, unspecified eye
    H05.5 Retained (old) foreign body following penetrating wound of orbit
       Retrobulbar foreign body
       Excludes1: current penetrating wound of orbit (S05.4-)
       Excludes2: retained foreign body of eyelid (H02.81-)
          retained intraocular foreign body (H44.6-, H44.7-)
       H05.50 Retained (old) foreign body following penetrating wound of unspecified orbit
       H05.51 Retained (old) foreign body following penetrating wound of right orbit
       H05.52 Retained (old) foreign body following penetrating wound of left orbit
       H05.53 Retained (old) foreign body following penetrating wound of bilateral orbits
    H05.8 Other disorders of orbit
       H05.81 Cyst of orbit
          Encephalocele of orbit
          H05. ​811 Cyst of right orbit
          H05.812 Cyst of left orbit
          H05.813 Cyst of bilateral orbits
          H05.819 Cyst of unspecified orbit
       H05.82 Myopathy of extraocular muscles
          H05.821 Myopathy of extraocular muscles, right orbit
          H05.822 Myopathy of extraocular muscles, left orbit
          H05.823 Myopathy of extraocular muscles, bilateral
          H05.829 Myopathy of extraocular muscles, unspecified orbit
       H05.89 Other disorders of orbit
    H05.9 Unspecified disorder of orbit

# Disorders of conjunctiva (H10-H11)Disorders of conjunctiva (H10-H11)
## H10 ConjunctivitisH10 Conjunctivitis

    Excludes1: keratoconjunctivitis (H16.2-)
    H10.0 Mucopurulent conjunctivitis
       H10.01 Acute follicular conjunctivitis
          H10.011 Acute follicular conjunctivitis, right eye
          H10.012 Acute follicular conjunctivitis, left eye
          H10.013 Acute follicular conjunctivitis, bilateral
          H10.019 Acute follicular conjunctivitis, unspecified eye
       H10.02 Other mucopurulent conjunctivitis
          H10.021 Other mucopurulent conjunctivitis, right eye
          H10.022 Other mucopurulent conjunctivitis, left eye
          H10.023 Other mucopurulent conjunctivitis, bilateral
          H10.029 Other mucopurulent conjunctivitis, unspecified eye
    H10.1 Acute atopic conjunctivitis
       Acute papillary conjunctivitis
       H10.10 Acute atopic conjunctivitis, unspecified eye
       H10.11 Acute atopic conjunctivitis, right eye
       H10.12 Acute atopic conjunctivitis, left eye
       H10.13 Acute atopic conjunctivitis, bilateral
    H10.2 Other acute conjunctivitis
       H10.21 Acute toxic conjunctivitis
          Acute chemical conjunctivitis
          Code first (T51-T65) to identify chemical and intent
          Excludes1: burn and corrosion of eye and adnexa (T26.-)
          H10.211 Acute toxic conjunctivitis, right eye
          H10. ​212 Acute toxic conjunctivitis, left eye
          H10.213 Acute toxic conjunctivitis, bilateral
          H10.219 Acute toxic conjunctivitis, unspecified eye
       H10.22 Pseudomembranous conjunctivitis
          H10.221 Pseudomembranous conjunctivitis, right eye
          H10.222 Pseudomembranous conjunctivitis, left eye
          H10.223 Pseudomembranous conjunctivitis, bilateral
          H10.229 Pseudomembranous conjunctivitis, unspecified eye
       H10.23 Serous conjunctivitis, except viral
          Excludes1: viral conjunctivitis (B30.-)
          H10.231 Serous conjunctivitis, except viral, right eye
          H10.232 Serous conjunctivitis, except viral, left eye
          H10.233 Serous conjunctivitis, except viral, bilateral
          H10.239 Serous conjunctivitis, except viral, unspecified eye
    H10.3 Unspecified acute conjunctivitis
       Excludes1: ophthalmia neonatorum NOS (P39.1)
       H10.30 Unspecified acute conjunctivitis, unspecified eye
       H10.31 Unspecified acute conjunctivitis, right eye
       H10.32 Unspecified acute conjunctivitis, left eye
       H10.33 Unspecified acute conjunctivitis, bilateral
    H10.4 Chronic conjunctivitis
       H10.40 Unspecified chronic conjunctivitis
          H10.401 Unspecified chronic conjunctivitis, right eye
          H10.402 Unspecified chronic conjunctivitis, left eye
          H10.403 Unspecified chronic conjunctivitis, bilateral
          H10.409 Unspecified chronic conjunctivitis, unspecified eye
       H10.41 Chronic giant papillary conjunctivitis
          H10.411 Chronic giant papillary conjunctivitis, right eye
          H10.412 Chronic giant papillary conjunctivitis, left eye
          H10.413 Chronic giant papillary conjunctivitis, bilateral
          H10.419 Chronic giant papillary conjunctivitis, unspecified eye
       H10.42 Simple chronic conjunctivitis
          H10.421 Simple chronic conjunctivitis, right eye
          H10.422 Simple chronic conjunctivitis, left eye
          H10.423 Simple chronic conjunctivitis, bilateral
          H10. ​429 Simple chronic conjunctivitis, unspecified eye
       H10.43 Chronic follicular conjunctivitis
          H10.431 Chronic follicular conjunctivitis, right eye
          H10.432 Chronic follicular conjunctivitis, left eye
          H10.433 Chronic follicular conjunctivitis, bilateral
          H10.439 Chronic follicular conjunctivitis, unspecified eye
       H10.44 Vernal conjunctivitis
          Excludes1: vernal keratoconjunctivitis with limbar and corneal involvement (H16.26-)
       H10.45 Other chronic allergic conjunctivitis
    H10.5 Blepharoconjunctivitis
       H10.50 Unspecified blepharoconjunctivitis
          H10.501 Unspecified blepharoconjunctivitis, right eye
          H10.502 Unspecified blepharoconjunctivitis, left eye
          H10.503 Unspecified blepharoconjunctivitis, bilateral
          H10.509 Unspecified blepharoconjunctivitis, unspecified eye
       H10.51 Ligneous conjunctivitis
          H10.511 Ligneous conjunctivitis, right eye
          H10.512 Ligneous conjunctivitis, left eye
          H10.513 Ligneous conjunctivitis, bilateral
          H10.519 Ligneous conjunctivitis, unspecified eye
       H10.52 Angular blepharoconjunctivitis
          H10.521 Angular blepharoconjunctivitis, right eye
          H10.522 Angular blepharoconjunctivitis, left eye
          H10.523 Angular blepharoconjunctivitis, bilateral
          H10.529 Angular blepharoconjunctivitis, unspecified eye
       H10.53 Contact blepharoconjunctivitis
          H10.531 Contact blepharoconjunctivitis, right eye
          H10.532 Contact blepharoconjunctivitis, left eye
          H10.533 Contact blepharoconjunctivitis, bilateral
          H10.539 Contact blepharoconjunctivitis, unspecified eye
    H10.8 Other conjunctivitis
       H10.81 Pingueculitis
          Excludes1: pinguecula (H11.15-)
       H10.811 Pingueculitis, right eye
       H10.812 Pingueculitis, left eye
       H10.813 Pingueculitis, bilateral
       H10.819 Pingueculitis, unspecified eye
       H10.89 Other conjunctivitis
    H10. ​9 Unspecified conjunctivitis

## H11 Other disorders of conjunctivaH11 Other disorders of conjunctiva

    Excludes1: keratoconjunctivitis (H16.2-)
    H11.0 Pterygium of eye
       Excludes1: pseudopterygium (H11.81-)
       H11.00 Unspecified pterygium of eye
          H11.001 Unspecified pterygium of right eye
          H11.002 Unspecified pterygium of left eye
          H11.003 Unspecified pterygium of eye, bilateral
          H11.009 Unspecified pterygium of unspecified eye
       H11.01 Amyloid pterygium
          H11.011 Amyloid pterygium of right eye
          H11.012 Amyloid pterygium of left eye
          H11.013 Amyloid pterygium of eye, bilateral
          H11.019 Amyloid pterygium of unspecified eye
       H11.02 Central pterygium of eye
          H11.021 Central pterygium of right eye
          H11.022 Central pterygium of left eye
          H11.023 Central pterygium of eye, bilateral
          H11.029 Central pterygium of unspecified eye
       H11.03 Double pterygium of eye
          H11.031 Double pterygium of right eye
          H11.032 Double pterygium of left eye
          H11.033 Double pterygium of eye, bilateral
          H11.039 Double pterygium of unspecified eye
       H11.04 Peripheral pterygium of eye, stationary
          H11.041 Peripheral pterygium, stationary, right eye
          H11.042 Peripheral pterygium, stationary, left eye
          H11.043 Peripheral pterygium, stationary, bilateral
          H11.049 Peripheral pterygium, stationary, unspecified eye
       H11.05 Peripheral pterygium of eye, progressive
          H11.051 Peripheral pterygium, progressive, right eye
          H11.052 Peripheral pterygium, progressive, left eye
          H11.053 Peripheral pterygium, progressive, bilateral
          H11.059 Peripheral pterygium, progressive, unspecified eye
       H11.06 Recurrent pterygium of eye
          H11.061 Recurrent pterygium of right eye
          H11.062 Recurrent pterygium of left eye
          H11.063 Recurrent pterygium of eye, bilateral
          H11.069 Recurrent pterygium of unspecified eye
    H11.1 Conjunctival degenerations and deposits
       Excludes2: pseudopterygium (H11.81)
       H11.10 Unspecified conjunctival degenerations
       H11.11 Conjunctival deposits
          H11. ​111 Conjunctival deposits, right eye
          H11.112 Conjunctival deposits, left eye
          H11.113 Conjunctival deposits, bilateral
          H11.119 Conjunctival deposits, unspecified eye
       H11.12 Conjunctival concretions
          H11.121 Conjunctival concretions, right eye
          H11.122 Conjunctival concretions, left eye
          H11.123 Conjunctival concretions, bilateral
          H11.129 Conjunctival concretions, unspecified eye
       H11.13 Conjunctival pigmentations
          Conjunctival argyrosis [argyria]
          H11.131 Conjunctival pigmentations, right eye
          H11.132 Conjunctival pigmentations, left eye
          H11.133 Conjunctival pigmentations, bilateral
          H11.139 Conjunctival pigmentations, unspecified eye
       H11.14 Conjunctival xerosis NOS
          Excludes1: xerosis of conjunctiva due to vitamin A deficiency (E50.0, E50.1)
          H11.141 Conjunctival xerosis NOS, right eye
          H11.142 Conjunctival xerosis NOS, left eye
          H11.143 Conjunctival xerosis NOS, bilateral
          H11.149 Conjunctival xerosis NOS, unspecified eye
       H11.15 Pinguecula
          Excludes1: pingueculitis (H10.81-)
          H11.151 Pinguecula, right eye
          H11.152 Pinguecula, left eye
          H11.153 Pinguecula, bilateral
          H11.159 Pinguecula, unspecified eye
    H11.2 Conjunctival scars
       H11.21 Conjunctival adhesions and strands (localized)
          H11.211 Conjunctival adhesions and strands (localized), right eye
          H11.212 Conjunctival adhesions and strands (localized), left eye
          H11.213 Conjunctival adhesions and strands (localized), bilateral
          H11.219 Conjunctival adhesions and strands (localized), unspecified eye
       H11.22 Conjunctival granuloma
          H11.221 Conjunctival granuloma, right eye
          H11.222 Conjunctival granuloma, left eye
          H11.223 Conjunctival granuloma, bilateral
          H11.229 Conjunctival granuloma, unspecified
       H11.23 Symblepharon
          H11. ​231 Symblepharon, right eye
          H11.232 Symblepharon, left eye
          H11.233 Symblepharon, bilateral
          H11.239 Symblepharon, unspecified eye
       H11.24 Scarring of conjunctiva
          H11.241 Scarring of conjunctiva, right eye
          H11.242 Scarring of conjunctiva, left eye
          H11.243 Scarring of conjunctiva, bilateral
          H11.249 Scarring of conjunctiva, unspecified eye
    H11.3 Conjunctival hemorrhage
       Subconjunctival hemorrhage
       H11.30 Conjunctival hemorrhage, unspecified eye
       H11.31 Conjunctival hemorrhage, right eye
       H11.32 Conjunctival hemorrhage, left eye
       H11.33 Conjunctival hemorrhage, bilateral
    H11.4 Other conjunctival vascular disorders and cysts
       H11.41 Vascular abnormalities of conjunctiva
          Conjunctival aneurysm
          H11.411 Vascular abnormalities of conjunctiva, right eye
          H11.412 Vascular abnormalities of conjunctiva, left eye
          H11.413 Vascular abnormalities of conjunctiva, bilateral
          H11.419 Vascular abnormalities of conjunctiva, unspecified eye
       H11.42 Conjunctival edema
          H11.421 Conjunctival edema, right eye
          H11.422 Conjunctival edema, left eye
          H11.423 Conjunctival edema, bilateral
          H11.429 Conjunctival edema, unspecified eye
       H11.43 Conjunctival hyperemia
          H11.431 Conjunctival hyperemia, right eye
          H11.432 Conjunctival hyperemia, left eye
          H11.433 Conjunctival hyperemia, bilateral
          H11.439 Conjunctival hyperemia, unspecified eye
       H11.44 Conjunctival cysts
          H11.441 Conjunctival cysts, right eye
          H11.442 Conjunctival cysts, left eye
          H11.443 Conjunctival cysts, bilateral
          H11.449 Conjunctival cysts, unspecified eye
    H11.8 Other specified disorders of conjunctiva
       H11.81 Pseudopterygium of conjunctiva
          H11.811 Pseudopterygium of conjunctiva, right eye
          H11.812 Pseudopterygium of conjunctiva, left eye
          H11.813 Pseudopterygium of conjunctiva, bilateral
          H11. ​819 Pseudopterygium of conjunctiva, unspecified eye
       H11.82 Conjunctivochalasis
          H11.821 Conjunctivochalasis, right eye
          H11.822 Conjunctivochalasis, left eye
          H11.823 Conjunctivochalasis, bilateral
          H11.829 Conjunctivochalasis, unspecified eye
       H11.89 Other specified disorders of conjunctiva
    H11.9 Unspecified disorder of conjunctiva

# Disorders of sclera, cornea, iris and ciliary body (H15-H22)Disorders of sclera, cornea, iris and ciliary body (H15-H22)
## H15 Disorders of scleraH15 Disorders of sclera

    H15.0 Scleritis
       H15.00 Unspecified scleritis
          H15.001 Unspecified scleritis, right eye
          H15.002 Unspecified scleritis, left eye
          H15.003 Unspecified scleritis, bilateral
          H15.009 Unspecified scleritis, unspecified eye
       H15.01 Anterior scleritis
          H15.011 Anterior scleritis, right eye
          H15.012 Anterior scleritis, left eye
          H15.013 Anterior scleritis, bilateral
          H15.019 Anterior scleritis, unspecified eye
       H15.02 Brawny scleritis
          H15.021 Brawny scleritis, right eye
          H15.022 Brawny scleritis, left eye
          H15.023 Brawny scleritis, bilateral
          H15.029 Brawny scleritis, unspecified eye
       H15.03 Posterior scleritis
          Sclerotenonitis
          H15.031 Posterior scleritis, right eye
          H15.032 Posterior scleritis, left eye
          H15.033 Posterior scleritis, bilateral
          H15.039 Posterior scleritis, unspecified eye
       H15.04 Scleritis with corneal involvement
          H15.041 Scleritis with corneal involvement, right eye
          H15.042 Scleritis with corneal involvement, left eye
          H15.043 Scleritis with corneal involvement, bilateral
          H15.049 Scleritis with corneal involvement, unspecified eye
       H15.05 Scleromalacia perforans
          H15.051 Scleromalacia perforans, right eye
          H15.052 Scleromalacia perforans, left eye
          H15. ​053 Scleromalacia perforans, bilateral
          H15.059 Scleromalacia perforans, unspecified eye
       H15.09 Other scleritis
          Scleral abscess
          H15.091 Other scleritis, right eye
          H15.092 Other scleritis, left eye
          H15.093 Other scleritis, bilateral
          H15.099 Other scleritis, unspecified eye
    H15.1 Episcleritis
       H15.10 Unspecified episcleritis
          H15.101 Unspecified episcleritis, right eye
          H15.102 Unspecified episcleritis, left eye
          H15.103 Unspecified episcleritis, bilateral
          H15.109 Unspecified episcleritis, unspecified eye
       H15.11 Episcleritis periodica fugax
          H15.111 Episcleritis periodica fugax, right eye
          H15.112 Episcleritis periodica fugax, left eye
          H15.113 Episcleritis periodica fugax, bilateral
          H15.119 Episcleritis periodica fugax, unspecified eye
       H15.12 Nodular episcleritis
          H15.121 Nodular episcleritis, right eye
          H15.122 Nodular episcleritis, left eye
          H15.123 Nodular episcleritis, bilateral
          H15.129 Nodular episcleritis, unspecified eye
    H15.8 Other disorders of sclera
       Excludes2: blue sclera (Q13.5)
          degenerative myopia (H44.2-)
       H15.81 Equatorial staphyloma
          H15.811 Equatorial staphyloma, right eye
          H15.812 Equatorial staphyloma, left eye
          H15.813 Equatorial staphyloma, bilateral
          H15.819 Equatorial staphyloma, unspecified eye
       H15.82 Localized anterior staphyloma
          H15.821 Localized anterior staphyloma, right eye
          H15.822 Localized anterior staphyloma, left eye
          H15.823 Localized anterior staphyloma, bilateral
          H15.829 Localized anterior staphyloma, unspecified eye
       H15.83 Staphyloma posticum
          H15.831 Staphyloma posticum, right eye
          H15.832 Staphyloma posticum, left eye
          H15.833 Staphyloma posticum, bilateral
          H15.839 Staphyloma posticum, unspecified eye
       H15.84 Scleral ectasia
          H15.841 Scleral ectasia, right eye
          H15. ​842 Scleral ectasia, left eye
          H15.843 Scleral ectasia, bilateral
          H15.849 Scleral ectasia, unspecified eye
       H15.85 Ring staphyloma
          H15.851 Ring staphyloma, right eye
          H15.852 Ring staphyloma, left eye
          H15.853 Ring staphyloma, bilateral
          H15.859 Ring staphyloma, unspecified eye
       H15.89 Other disorders of sclera
    H15.9 Unspecified disorder of sclera

## H16 KeratitisH16 Keratitis

    H16.0 Corneal ulcer
       H16.00 Unspecified corneal ulcer
          H16.001 Unspecified corneal ulcer, right eye
          H16.002 Unspecified corneal ulcer, left eye
          H16.003 Unspecified corneal ulcer, bilateral
          H16.009 Unspecified corneal ulcer, unspecified eye
       H16.01 Central corneal ulcer
          H16.011 Central corneal ulcer, right eye
          H16.012 Central corneal ulcer, left eye
          H16.013 Central corneal ulcer, bilateral
          H16.019 Central corneal ulcer, unspecified eye
       H16.02 Ring corneal ulcer
          H16.021 Ring corneal ulcer, right eye
          H16.022 Ring corneal ulcer, left eye
          H16.023 Ring corneal ulcer, bilateral
          H16.029 Ring corneal ulcer, unspecified eye
       H16.03 Corneal ulcer with hypopyon
          H16.031 Corneal ulcer with hypopyon, right eye
          H16.032 Corneal ulcer with hypopyon, left eye
          H16.033 Corneal ulcer with hypopyon, bilateral
          H16.039 Corneal ulcer with hypopyon, unspecified eye
       H16.04 Marginal corneal ulcer
          H16.041 Marginal corneal ulcer, right eye
          H16.042 Marginal corneal ulcer, left eye
          H16.043 Marginal corneal ulcer, bilateral
          H16.049 Marginal corneal ulcer, unspecified eye
       H16.05 Mooren?s corneal ulcer
          H16.051 Mooren?s corneal ulcer, right eye
          H16.052 Mooren?s corneal ulcer, left eye
          H16.053 Mooren?s corneal ulcer, bilateral
          H16.059 Mooren?s corneal ulcer, unspecified eye
       H16.06 Mycotic corneal ulcer
          H16.061 Mycotic corneal ulcer, right eye
          H16.062 Mycotic corneal ulcer, left eye
          H16. ​063 Mycotic corneal ulcer, bilateral
          H16.069 Mycotic corneal ulcer, unspecified eye
       H16.07 Perforated corneal ulcer
          H16.071 Perforated corneal ulcer, right eye
          H16.072 Perforated corneal ulcer, left eye
          H16.073 Perforated corneal ulcer, bilateral
          H16.079 Perforated corneal ulcer, unspecified eye
    H16.1 Other and unspecified superficial keratitis without conjunctivitis
       H16.10 Unspecified superficial keratitis
          H16.101 Unspecified superficial keratitis, right eye
          H16.102 Unspecified superficial keratitis, left eye
          H16.103 Unspecified superficial keratitis, bilateral
          H16.109 Unspecified superficial keratitis, unspecified eye
       H16.11 Macular keratitis
          Areolar keratitis
          Nummular keratitis
          Stellate keratitis
          Striate keratitis
          H16.111 Macular keratitis, right eye
          H16.112 Macular keratitis, left eye
          H16.113 Macular keratitis, bilateral
          H16.119 Macular keratitis, unspecified eye
       H16.12 Filamentary keratitis
          H16.121 Filamentary keratitis, right eye
          H16.122 Filamentary keratitis, left eye
          H16.123 Filamentary keratitis, bilateral
          H16.129 Filamentary keratitis, unspecified eye
       H16.13 Photokeratitis
          Snow blindness
          Welders keratitis
          H16.131 Photokeratitis, right eye
          H16.132 Photokeratitis, left eye
          H16.133 Photokeratitis, bilateral
          H16.139 Photokeratitis, unspecified eye
       H16.14 Punctate keratitis
          H16.141 Punctate keratitis, right eye
          H16.142 Punctate keratitis, left eye
          H16.143 Punctate keratitis, bilateral
          H16.149 Punctate keratitis, unspecified eye
    H16.2 Keratoconjunctivitis
       H16.20 Unspecified keratoconjunctivitis
          Superficial keratitis with conjunctivitis NOS
          H16.201 Unspecified keratoconjunctivitis, right eye
          H16.202 Unspecified keratoconjunctivitis, left eye
          H16. ​203 Unspecified keratoconjunctivitis, bilateral
          H16.209 Unspecified keratoconjunctivitis, unspecified eye
       H16.21 Exposure keratoconjunctivitis
          H16.211 Exposure keratoconjunctivitis, right eye
          H16.212 Exposure keratoconjunctivitis, left eye
          H16.213 Exposure keratoconjunctivitis, bilateral
          H16.219 Exposure keratoconjunctivitis, unspecified eye
       H16.22 Keratoconjunctivitis sicca, not specified as Sj?gren's
          Excludes1: Sjogren?s syndrome (M35.01)
          H16.221 Keratoconjunctivitis sicca, not specified as Sj?gren's, right eye
          H16.222 Keratoconjunctivitis sicca, not specified as Sj?gren's, left eye
          H16.223 Keratoconjunctivitis sicca, not specified as Sj?gren's, bilateral
          H16.229 Keratoconjunctivitis sicca, not specified as Sj?gren's, unspecified eye
       H16.23 Neurotrophic keratoconjunctivitis
          H16.231 Neurotrophic keratoconjunctivitis, right eye
          H16.232 Neurotrophic keratoconjunctivitis, left eye
          H16.233 Neurotrophic keratoconjunctivitis, bilateral
          H16.239 Neurotrophic keratoconjunctivitis, unspecified eye
       H16.24 Ophthalmia nodosa
          H16.241 Ophthalmia nodosa, right eye
          H16.242 Ophthalmia nodosa, left eye
          H16.243 Ophthalmia nodosa, bilateral
          H16.249 Ophthalmia nodosa, unspecified eye
       H16.25 Phlyctenular keratoconjunctivitis
          H16.251 Phlyctenular keratoconjunctivitis, right eye
          H16.252 Phlyctenular keratoconjunctivitis, left eye
          H16.253 Phlyctenular keratoconjunctivitis, bilateral
          H16.259 Phlyctenular keratoconjunctivitis, unspecified eye
       H16.26 Vernal keratoconjunctivitis, with limbar and corneal involvement
          Excludes1: vernal conjunctivitis without limbar and corneal involvement (H10.44)
          H16.261 Vernal keratoconjunctivitis, with limbar and corneal involvement, right eye
          H16.262 Vernal keratoconjunctivitis, with limbar and corneal involvement, left eye
          H16. ​263 Vernal keratoconjunctivitis, with limbar and corneal involvement, bilateral
          H16.269 Vernal keratoconjunctivitis, with limbar and corneal involvement, unspecified eye
       H16.29 Other keratoconjunctivitis
          H16.291 Other keratoconjunctivitis, right eye
          H16.292 Other keratoconjunctivitis, left eye
          H16.293 Other keratoconjunctivitis, bilateral
          H16.299 Other keratoconjunctivitis, unspecified eye
    H16.3 Interstitial and deep keratitis
       H16.30 Unspecified interstitial keratitis
          H16.301 Unspecified interstitial keratitis, right eye
          H16.302 Unspecified interstitial keratitis, left eye
          H16.303 Unspecified interstitial keratitis, bilateral
          H16.309 Unspecified interstitial keratitis, unspecified eye
       H16.31 Corneal abscess
          H16.311 Corneal abscess, right eye
          H16.312 Corneal abscess, left eye
          H16.313 Corneal abscess, bilateral
          H16.319 Corneal abscess, unspecified eye
       H16.32 Diffuse interstitial keratitis
          Cogan?s syndrome
          H16.321 Diffuse interstitial keratitis, right eye
          H16.322 Diffuse interstitial keratitis, left eye
          H16.323 Diffuse interstitial keratitis, bilateral
          H16.329 Diffuse interstitial keratitis, unspecified eye
       H16.33 Sclerosing keratitis
          H16.331 Sclerosing keratitis, right eye
          H16.332 Sclerosing keratitis, left eye
          H16.333 Sclerosing keratitis, bilateral
          H16.339 Sclerosing keratitis, unspecified eye
       H16.39 Other interstitial and deep keratitis
          H16.391 Other interstitial and deep keratitis, right eye
          H16.392 Other interstitial and deep keratitis, left eye
          H16.393 Other interstitial and deep keratitis, bilateral
          H16.399 Other interstitial and deep keratitis, unspecified eye
    H16.4 Corneal neovascularization
       H16.40 Unspecified corneal neovascularization
          H16.401 Unspecified corneal neovascularization, right eye
          H16.402 Unspecified corneal neovascularization, left eye
          H16. ​403 Unspecified corneal neovascularization, bilateral
          H16.409 Unspecified corneal neovascularization, unspecified eye
       H16.41 Ghost vessels (corneal)
          H16.411 Ghost vessels (corneal), right eye
          H16.412 Ghost vessels (corneal), left eye
          H16.413 Ghost vessels (corneal), bilateral
          H16.419 Ghost vessels (corneal), unspecified eye
       H16.42 Pannus (corneal)
          H16.421 Pannus (corneal), right eye
          H16.422 Pannus (corneal), left eye
          H16.423 Pannus (corneal), bilateral
          H16.429 Pannus (corneal), unspecified eye
       H16.43 Localized vascularization of cornea
          H16.431 Localized vascularization of cornea, right eye
          H16.432 Localized vascularization of cornea, left eye
          H16.433 Localized vascularization of cornea, bilateral
          H16.439 Localized vascularization of cornea, unspecified eye
       H16.44 Deep vascularization of cornea
          H16.441 Deep vascularization of cornea, right eye
          H16.442 Deep vascularization of cornea, left eye
          H16.443 Deep vascularization of cornea, bilateral
          H16.449 Deep vascularization of cornea, unspecified eye
    H16.8 Other keratitis
    H16.9 Unspecified keratitis

## H17 Corneal scars and opacitiesH17 Corneal scars and opacities

    H17.0 Adherent leukoma
       H17.00 Adherent leukoma, unspecified eye
       H17.01 Adherent leukoma, right eye
       H17.02 Adherent leukoma, left eye
       H17.03 Adherent leukoma, bilateral
    H17.1 Central corneal opacity
       H17.10 Central corneal opacity, unspecified eye
       H17.11 Central corneal opacity, right eye
       H17.12 Central corneal opacity, left eye
       H17.13 Central corneal opacity, bilateral
    H17.8 Other corneal scars and opacities
       H17.81 Minor opacity of cornea
          Corneal nebula
          H17.811 Minor opacity of cornea, right eye
          H17.812 Minor opacity of cornea, left eye
          H17. ​813 Minor opacity of cornea, bilateral
          H17.819 Minor opacity of cornea, unspecified eye
       H17.82 Peripheral opacity of cornea
          H17.821 Peripheral opacity of cornea, right eye
          H17.822 Peripheral opacity of cornea, left eye
          H17.823 Peripheral opacity of cornea, bilateral
          H17.829 Peripheral opacity of cornea, unspecified eye
       H17.89 Other corneal scars and opacities
    H17.9 Unspecified corneal scar and opacity

## H18 Other disorders of corneaH18 Other disorders of cornea

    H18.0 Corneal pigmentations and deposits
       H18.00 Unspecified corneal deposit
          H18.001 Unspecified corneal deposit, right eye
          H18.002 Unspecified corneal deposit, left eye
          H18.003 Unspecified corneal deposit, bilateral
          H18.009 Unspecified corneal deposit, unspecified eye
       H18.01 Anterior corneal pigmentations
          Staehli's line
          H18.011 Anterior corneal pigmentations, right eye
          H18.012 Anterior corneal pigmentations, left eye
          H18.013 Anterior corneal pigmentations, bilateral
          H18.019 Anterior corneal pigmentations, unspecified eye
       H18.02 Argentous corneal deposits
          H18.021 Argentous corneal deposits, right eye
          H18.022 Argentous corneal deposits, left eye
          H18.023 Argentous corneal deposits, bilateral
          H18.029 Argentous corneal deposits, unspecified eye
       H18.03 Corneal deposits in metabolic disorders
          Code also associated metabolic disorder
          H18.031 Corneal deposits in metabolic disorders, right eye
          H18.032 Corneal deposits in metabolic disorders, left eye
          H18.033 Corneal deposits in metabolic disorders, bilateral
          H18.039 Corneal deposits in metabolic disorders, unspecified eye
       H18.04 Kayser-Fleischer ring
          Code also associated Wilson's disease (E83.01)
          H18.041 Kayser-Fleischer ring, right eye
          H18.042 Kayser-Fleischer ring, left eye
          H18.043 Kayser-Fleischer ring, bilateral
          H18. ​049 Kayser-Fleischer ring, unspecified eye
       H18.05 Posterior corneal pigmentations
          Krukenberg's spindle
          H18.051 Posterior corneal pigmentations, right eye
          H18.052 Posterior corneal pigmentations, left eye
          H18.053 Posterior corneal pigmentations, bilateral
          H18.059 Posterior corneal pigmentations, unspecified eye
       H18.06 Stromal corneal pigmentations
          Hematocornea
          H18.061 Stromal corneal pigmentations, right eye
          H18.062 Stromal corneal pigmentations, left eye
          H18.063 Stromal corneal pigmentations, bilateral
          H18.069 Stromal corneal pigmentations, unspecified eye
    H18.1 Bullous keratopathy
       H18.10 Bullous keratopathy, unspecified eye
       H18.11 Bullous keratopathy, right eye
       H18.12 Bullous keratopathy, left eye
       H18.13 Bullous keratopathy, bilateral
    H18.2 Other and unspecified corneal edema
       H18.20 Unspecified corneal edema
       H18.21 Corneal edema secondary to contact lens
          Excludes2: other corneal disorders due to contact lens (H18.82-)
          H18.211 Corneal edema secondary to contact lens, right eye
          H18.212 Corneal edema secondary to contact lens, left eye
          H18.213 Corneal edema secondary to contact lens, bilateral
          H18.219 Corneal edema secondary to contact lens, unspecified eye
       H18.22 Idiopathic corneal edema
          H18.221 Idiopathic corneal edema, right eye
          H18.222 Idiopathic corneal edema, left eye
          H18.223 Idiopathic corneal edema, bilateral
          H18.229 Idiopathic corneal edema, unspecified eye
       H18.23 Secondary corneal edema
          H18.231 Secondary corneal edema, right eye
          H18.232 Secondary corneal edema, left eye
          H18.233 Secondary corneal edema, bilateral
          H18.239 Secondary corneal edema, unspecified eye
    H18.3 Changes of corneal membranes
       H18.30 Unspecified corneal membrane change
       H18.31 Folds and rupture in Bowman?s membrane
          H18. ​311 Folds and rupture in Bowman?s membrane, right eye
          H18.312 Folds and rupture in Bowman?s membrane, left eye
          H18.313 Folds and rupture in Bowman?s membrane, bilateral
          H18.319 Folds and rupture in Bowman?s membrane, unspecified eye
       H18.32 Folds in Descemet?s membrane
          H18.321 Folds in Descemet?s membrane, right eye
          H18.322 Folds in Descemet?s membrane, left eye
          H18.323 Folds in Descemet?s membrane, bilateral
          H18.329 Folds in Descemet?s membrane, unspecified eye
       H18.33 Rupture in Descemet?s membrane
          H18.331 Rupture in Descemet?s membrane, right eye
          H18.332 Rupture in Descemet?s membrane, left eye
          H18.333 Rupture in Descemet?s membrane, bilateral
          H18.339 Rupture in Descemet?s membrane, unspecified eye
    H18.4 Corneal degeneration
       Excludes1: Mooren's ulcer (H16.0-)
          recurrent erosion of cornea (H18.83-)
       H18.40 Unspecified corneal degeneration
       H18.41 Arcus senilis
          Senile corneal changes
          H18.411 Arcus senilis, right eye
          H18.412 Arcus senilis, left eye
          H18.413 Arcus senilis, bilateral
          H18.419 Arcus senilis, unspecified eye
       H18.42 Band keratopathy
          H18.421 Band keratopathy, right eye
          H18.422 Band keratopathy, left eye
          H18.423 Band keratopathy, bilateral
          H18.429 Band keratopathy, unspecified eye
       H18.43 Other calcerous corneal degeneration
       H18.44 Keratomalacia
          Excludes1: keratomalacia due to vitamin A deficiency (E50.4)
          H18.441 Keratomalacia, right eye
          H18.442 Keratomalacia, left eye
          H18.443 Keratomalacia, bilateral
          H18.449 Keratomalacia, unspecified eye
       H18.45 Nodular corneal degeneration
          H18.451 Nodular corneal degeneration, right eye
          H18.452 Nodular corneal degeneration, left eye
          H18. ​453 Nodular corneal degeneration, bilateral
          H18.459 Nodular corneal degeneration, unspecified eye
       H18.46 Peripheral corneal degeneration
          H18.461 Peripheral corneal degeneration, right eye
          H18.462 Peripheral corneal degeneration, left eye
          H18.463 Peripheral corneal degeneration, bilateral
          H18.469 Peripheral corneal degeneration, unspecified eye
       H18.49 Other corneal degeneration
    H18.5 Hereditary corneal dystrophies
       H18.50 Unspecified hereditary corneal dystrophies
       H18.51 Endothelial corneal dystrophy
          Fuchs' dystrophy
       H18.52 Epithelial (juvenile) corneal dystrophy
       H18.53 Granular corneal dystrophy
       H18.54 Lattice corneal dystrophy
       H18.55 Macular corneal dystrophy
       H18.59 Other hereditary corneal dystrophies
    H18.6 Keratoconus
       H18.60 Keratoconus, unspecified
          H18.601 Keratoconus, unspecified, right eye
          H18.602 Keratoconus, unspecified, left eye
          H18.603 Keratoconus, unspecified, bilateral
          H18.609 Keratoconus, unspecified, unspecified eye
       H18.61 Keratoconus, stable
          H18.611 Keratoconus, stable, right eye
          H18.612 Keratoconus, stable, left eye
          H18.613 Keratoconus, stable, bilateral
          H18.619 Keratoconus, stable, unspecified eye
       H18.62 Keratoconus, unstable
          Acute hydrops
          H18.621 Keratoconus, unstable, right eye
          H18.622 Keratoconus, unstable, left eye
          H18.623 Keratoconus, unstable, bilateral
          H18.629 Keratoconus, unstable, unspecified eye
    H18.7 Other and unspecified corneal deformities
       Excludes1: congenital malformations of cornea (Q13.3-Q13.4)
       H18.70 Unspecified corneal deformity
       H18.71 Corneal ectasia
          H18.711 Corneal ectasia, right eye
          H18.712 Corneal ectasia, left eye
          H18.713 Corneal ectasia, bilateral
          H18.719 Corneal ectasia, unspecified eye
       H18.72 Corneal staphyloma
          H18.721 Corneal staphyloma, right eye
          H18. ​722 Corneal staphyloma, left eye
          H18.723 Corneal staphyloma, bilateral
          H18.729 Corneal staphyloma, unspecified eye
       H18.73 Descemetocele
          H18.731 Descemetocele, right eye
          H18.732 Descemetocele, left eye
          H18.733 Descemetocele, bilateral
          H18.739 Descemetocele, unspecified eye
       H18.79 Other corneal deformities
          H18.791 Other corneal deformities, right eye
          H18.792 Other corneal deformities, left eye
          H18.793 Other corneal deformities, bilateral
          H18.799 Other corneal deformities, unspecified eye
    H18.8 Other specified disorders of cornea
       H18.81 Anesthesia and hypoesthesia of cornea
          H18.811 Anesthesia and hypoesthesia of cornea, right eye
          H18.812 Anesthesia and hypoesthesia of cornea, left eye
          H18.813 Anesthesia and hypoesthesia of cornea, bilateral
          H18.819 Anesthesia and hypoesthesia of cornea, unspecified eye
       H18.82 Corneal disorder due to contact lens
          Excludes2: corneal edema due to contact lens (H18.21-)
          H18.821 Corneal disorder due to contact lens, right eye
          H18.822 Corneal disorder due to contact lens, left eye
          H18.823 Corneal disorder due to contact lens, bilateral
          H18.829 Corneal disorder due to contact lens, unspecified eye
       H18.83 Recurrent erosion of cornea
          H18.831 Recurrent erosion of cornea, right eye
          H18.832 Recurrent erosion of cornea, left eye
          H18.833 Recurrent erosion of cornea, bilateral
          H18.839 Recurrent erosion of cornea, unspecified eye
       H18.89 Other specified disorders of cornea
          H18.891 Other specified disorders of cornea, right eye
          H18.892 Other specified disorders of cornea, left eye
          H18.893 Other specified disorders of cornea, bilateral
          H18. ​899 Other specified disorders of cornea, unspecified eye
    H18.9 Unspecified disorder of cornea

## H20 IridocyclitisH20 Iridocyclitis

    H20.0 Acute and subacute iridocyclitis
       Acute anterior uveitis
       Acute cyclitis
       Acute iritis
       Subacute anterior uveitis
       Subacute cyclitis
       Subacute iritis
       Excludes1: iridocyclitis, iritis, uveitis (due to) (in):
       diabetes mellitus (E08-E13 with .39)
       diphtheria (A36.89)
       gonococcal (A54.32)
       herpes (simplex) (B00.51)
       herpes zoster (B02.32)
       late congenital syphilis (A50.39)
       late syphilis (A52.71)
       sarcoidosis (D86.83)
       syphilis (A51.43)
       toxoplasmosis (B58.09)
       tuberculosis (A18.54)
       H20.00 Unspecified acute and subacute iridocyclitis
       H20.01 Primary iridocyclitis
          H20.011 Primary iridocyclitis, right eye
          H20.012 Primary iridocyclitis, left eye
          H20.013 Primary iridocyclitis, bilateral
          H20.019 Primary iridocyclitis, unspecified eye
       H20.02 Recurrent acute iridocyclitis
          H20.021 Recurrent acute iridocyclitits, right eye
          H20.022 Recurrent acute iridocyclitits, left eye
          H20.023 Recurrent acute iridocyclitits, bilateral
          H20.029 Recurrent acute iridocyclitits, unspecified eye
       H20.03 Secondary infectious iridocyclitis
          H20.031 Secondary infectious iridocyclitis, right eye
          H20.032 Secondary infectious iridocyclitis, left eye
          H20.033 Secondary infectious iridocyclitis, bilateral
          H20.039 Secondary infectious iridocyclitis, unspecified eye
       H20.04 Secondary noninfectious iridocyclitis
          H20.041 Secondary noninfectious iridocyclitis, right eye
          H20.042 Secondary noninfectious iridocyclitis, left eye
          H20. ​043 Secondary noninfectious iridocyclitis, bilateral
          H20.049 Secondary noninfectious iridocyclitis, unspecified eye
       H20.05 Hypopyon
          H20.051 Hypopyon, right eye
          H20.052 Hypopyon, left eye
          H20.053 Hypopyon, bilateral
          H20.059 Hypopyon, unspecified eye
    H20.1 Chronic iridocyclitis
       Use additional code for any associated cataract (H26.21-)
       Excludes2: posterior cyclitis (H30.2-)
       H20.10 Chronic iridocyclitis, unspecified eye
       H20.11 Chronic iridocyclitis, right eye
       H20.12 Chronic iridocyclitis, left eye
       H20.13 Chronic iridocyclitis, bilateral
    H20.2 Lens-induced iridocyclitis
       H20.20 Lens-induced iridocyclitis, unspecified eye
       H20.21 Lens-induced iridocyclitis, right eye
       H20.22 Lens-induced iridocyclitis, left eye
       H20.23 Lens-induced iridocyclitis, bilateral
    H20.8 Other iridocyclitis
       Excludes2: glaucomatocyclitis crises (H40.4-)
          posterior cyclitis (H30.2-)
          sympathetic uveitis (H44.13-)
       H20.81 Fuchs' heterochromic cyclitis
          H20.811 Fuchs' heterochromic cyclitis, right eye
          H20.812 Fuchs' heterochromic cyclitis, left eye
          H20.813 Fuchs' heterochromic cyclitis, bilateral
          H20.819 Fuchs' heterochromic cyclitis, unspecified eye
       H20.82 Vogt-Koyanagi syndrome
          H20.821 Vogt-Koyanagi syndrome, right eye
          H20.822 Vogt-Koyanagi syndrome, left eye
          H20.823 Vogt-Koyanagi syndrome, bilateral
          H20.829 Vogt-Koyanagi syndrome, unspecified eye
    H20.9 Unspecified iridocyclitis
       Uveitis NOS

## H21 Other disorders of iris and ciliary bodyH21 Other disorders of iris and ciliary body

    Excludes2: sympathetic uveitis (H44.1-)
    H21.0 Hyphema
       Excludes1: traumatic hyphema (S05.1-)
       H21.00 Hyphema, unspecified eye
       H21.01 Hyphema, right eye
       H21.02 Hyphema, left eye
       H21.03 Hyphema, bilateral
    H21. ​1 Other vascular disorders of iris and ciliary body
       Neovascularization of iris or ciliary body
       Rubeosis iridis
       Rubeosis of iris
       H21.1x Other vascular disorders of iris and ciliary body
          H21.1x1 Other vascular disorders of iris and ciliary body, right eye
          H21.1x2 Other vascular disorders of iris and ciliary body, left eye
          H21.1x3 Other vascular disorders of iris and ciliary body, bilateral
          H21.1x9 Other vascular disorders of iris and ciliary body, unspecified eye
    H21.2 Degeneration of iris and ciliary body
       H21.21 Degeneration of chamber angle
          H21.211 Degeneration of chamber angle, right eye
          H21.212 Degeneration of chamber angle, left eye
          H21.213 Degeneration of chamber angle, bilateral
          H21.219 Degeneration of chamber angle, unspecified eye
       H21.22 Degeneration of ciliary body
          H21.221 Degeneration of ciliary body, right eye
          H21.222 Degeneration of ciliary body, left eye
          H21.223 Degeneration of ciliary body, bilateral
          H21.229 Degeneration of ciliary body, unspecified eye
       H21.23 Degeneration of iris (pigmentary)
          Translucency of iris
          H21.231 Degeneration of iris (pigmentary), right eye
          H21.232 Degeneration of iris (pigmentary), left eye
          H21.233 Degeneration of iris (pigmentary), bilateral
          H21.239 Degeneration of iris (pigmentary), unspecified eye
       H21.24 Degeneration of pupillary margin
          H21.241 Degeneration of pupillary margin, right eye
          H21.242 Degeneration of pupillary margin, left eye
          H21.243 Degeneration of pupillary margin, bilateral
          H21.249 Degeneration of pupillary margin, unspecified eye
       H21.25 Iridoschisis
          H21.251 Iridoschisis, right eye
          H21.252 Iridoschisis, left eye
          H21.253 Iridoschisis, bilateral
          H21.259 Iridoschisis, unspecified eye
       H21.26 Iris atrophy (essential) (progressive)
          H21. ​261 Iris atrophy (essential) (progressive), right eye
          H21.262 Iris atrophy (essential) (progressive), left eye
          H21.263 Iris atrophy (essential) (progressive), bilateral
          H21.269 Iris atrophy (essential) (progressive), unspecified eye
       H21.27 Miotic pupillary cyst
          H21.271 Miotic pupillary cyst, right eye
          H21.272 Miotic pupillary cyst, left eye
          H21.273 Miotic pupillary cyst, bilateral
          H21.279 Miotic pupillary cyst, unspecified eye
       H21.29 Other iris atrophy
    H21.3 Cyst of iris, ciliary body and anterior chamber
       Excludes2: miotic pupillary cyst (H21.27-)
       H21.30 Idiopathic cysts of iris, ciliary body or anterior chamber
          Cyst of iris, ciliary body or anterior chamber NOS
          H21.301 Idiopathic cysts of iris, ciliary body or anterior chamber, right eye
          H21.302 Idiopathic cysts of iris, ciliary body or anterior chamber, left eye
          H21.303 Idiopathic cysts of iris, ciliary body or anterior chamber, bilateral
          H21.309 Idiopathic cysts of iris, ciliary body or anterior chamber, unspecified eye
       H21.31 Exudative cysts of iris or anterior chamber
          H21.311 Exudative cysts of iris or anterior chamber, right eye
          H21.312 Exudative cysts of iris or anterior chamber, left eye
          H21.313 Exudative cysts of iris or anterior chamber, bilateral
          H21.319 Exudative cysts of iris or anterior chamber, unspecified eye
       H21.32 Implantation cysts of iris, ciliary body or anterior chamber
          H21.321 Implantation cysts of iris, ciliary body or anterior chamber, right eye
          H21.322 Implantation cysts of iris, ciliary body or anterior chamber, left eye
          H21.323 Implantation cysts of iris, ciliary body or anterior chamber, bilateral
          H21.329 Implantation cysts of iris, ciliary body or anterior chamber, unspecified eye
       H21. ​33 Parasitic cyst of iris, ciliary body or anterior chamber
          H21.331 Parasitic cyst of iris, ciliary body or anterior chamber, right eye
          H21.332 Parasitic cyst of iris, ciliary body or anterior chamber, left eye
          H21.333 Parasitic cyst of iris, ciliary body or anterior chamber, bilateral
          H21.339 Parasitic cyst of iris, ciliary body or anterior chamber, unspecified eye
       H21.34 Primary cyst of pars plana
          H21.341 Primary cyst of pars plana, right eye
          H21.342 Primary cyst of pars plana, left eye
          H21.343 Primary cyst of pars plana, bilateral
          H21.349 Primary cyst of pars plana, unspecified eye
       H21.35 Exudative cyst of pars plana
          H21.351 Exudative cyst of pars plana, right eye
          H21.352 Exudative cyst of pars plana, left eye
          H21.353 Exudative cyst of pars plana, bilateral
          H21.359 Exudative cyst of pars plana, unspecified eye
    H21.4 Pupillary membranes
       Iris bomb?
       Pupillary occlusion
       Pupillary seclusion
       Excludes1: congenital pupillary membranes (Q13.8)
       H21.40 Pupillary membranes, unspecified eye
       H21.41 Pupillary membranes, right eye
       H21.42 Pupillary membranes, left eye
       H21.43 Pupillary membranes, bilateral
    H21.5 Other and unspecified adhesions and disruptions of iris and ciliary body
       Excludes1: corectopia (Q13.2)
       H21.50 Unspecified adhesions of iris
          Synechia (iris) NOS
          H21.501 Unspecified adhesions of iris, right eye
          H21.502 Unspecified adhesions of iris, left eye
          H21.503 Unspecified adhesions of iris, bilateral
          H21.509 Unspecified adhesions of iris and ciliary body, unspecified eye
       H21.51 Anterior synechiae (iris)
          H21.511 Anterior synechiae (iris), right eye
          H21.512 Anterior synechiae (iris), left eye
          H21.513 Anterior synechiae (iris), bilateral
          H21.519 Anterior synechiae (iris), unspecified eye
       H21.52 Goniosynechiae
          H21. ​521 Goniosynechiae, right eye
          H21.522 Goniosynechiae, left eye
          H21.523 Goniosynechiae, bilateral
          H21.529 Goniosynechiae, unspecified eye
       H21.53 Iridodialysis
          H21.531 Iridodialysis, right eye
          H21.532 Iridodialysis, left eye
          H21.533 Iridodialysis, bilateral
          H21.539 Iridodialysis, unspecified eye
       H21.54 Posterior synechiae (iris)
          H21.541 Posterior synechiae (iris), right eye
          H21.542 Posterior synechiae (iris), left eye
          H21.543 Posterior synechiae (iris), bilateral
          H21.549 Posterior synechiae (iris), unspecified eye
       H21.55 Recession of chamber angle
          H21.551 Recession of chamber angle, right eye
          H21.552 Recession of chamber angle, left eye
          H21.553 Recession of chamber angle, bilateral
          H21.559 Recession of chamber angle, unspecified eye
       H21.56 Pupillary abnormalities
          Deformed pupil
          Ectopic pupil
          Rupture of sphincter,pupil
          Excludes1: congenital deformity of pupil (Q13.2-)
          H21.561 Pupillary abnormality, right eye
          H21.562 Pupillary abnormality, left eye
          H21.563 Pupillary abnormality, bilateral
          H21.569 Pupillary abnormality, unspecified eye
    H21.8 Other specified disorders of iris and ciliary body
       H21.81 Floppy iris syndrome
          Intraoperative floppy iris syndrome (IFIS)
          Code first (T36-T50) to identify drug
       H21.82 Plateau iris syndrome (post-iridectomy) (postprocedural)
       H21.89 Other specified disorders of iris and ciliary body
    H21.9 Unspecified disorder of iris and ciliary body

## H22 Disorders of iris and ciliary body in diseases classified elsewhereH22 Disorders of iris and ciliary body in diseases classified elsewhere

    Code first underlying disease, such as:
       gout ( M1a-, M10.-)

# Disorders ​of lens (H25-H28)
## H25 Age-related cataractH25 Age-related cataract

    Senile cataract
    Excludes2: capsular glaucoma with pseudoexfoliation of lens (H40.1-)
    H25.0 Age-related incipient cataract
       H25.01 Cortical age-related cataract
          H25.011 Cortical age-related cataract, right eye
          H25.012 Cortical age-related cataract, left eye
          H25.013 Cortical age-related cataract, bilateral
          H25.019 Cortical age-related cataract, unspecified eye
       H25.03 Anterior subcapsular polar age-related cataract
          H25.031 Anterior subcapsular polar age-related cataract, right eye
          H25.032 Anterior subcapsular polar age-related cataract, left eye
          H25.033 Anterior subcapsular polar age-related cataract, bilateral
          H25.039 Anterior subcapsular polar age-related cataract, unspecified eye
       H25.04 Posterior subcapsular polar age-related cataract
          H25.041 Posterior subcapsular polar age-related cataract, right eye
          H25.042 Posterior subcapsular polar age-related cataract, left eye
          H25.043 Posterior subcapsular polar age-related cataract, bilateral
          H25.049 Posterior subcapsular polar age-related cataract, unspecified eye
       H25.09 Other age-related incipient cataract
          Coronary age-related cataract
          Punctate age-related cataract
          Water clefts
          H25.091 Other age-related incipient cataract, right eye
          H25.092 Other age-related incipient cataract, left eye
          H25.093 Other age-related incipient cataract, bilateral
          H25.099 Other age-related incipient cataract, unspecified eye
    H25.1 Age-related nuclear cataract
       Cataracta brunescens
       Nuclear sclerosis cataract
       H25. ​10 Age-related nuclear cataract, unspecified eye
       H25.11 Age-related nuclear cataract, right eye
       H25.12 Age-related nuclear cataract, left eye
       H25.13 Age-related nuclear cataract, bilateral
    H25.2 Age-related cataract, morgagnian type
       Age-related hypermature cataract
       H25.20 Age-related cataract, morgagnian type, unspecified eye
       H25.21 Age-related cataract, morgagnian type, right eye
       H25.22 Age-related cataract, morgagnian type, left eye
       H25.23 Age-related cataract, morgagnian type, bilateral
    H25.8 Other age-related cataract
       H25.81 Combined forms of age-related cataract
          H25.811 Combined forms of age-related cataract, right eye
          H25.812 Combined forms of age-related cataract, left eye
          H25.813 Combined forms of age-related cataract, bilateral
          H25.819 Combined forms of age-related cataract, unspecified eye
       H25.89 Other age-related cataract
    H25.9 Unspecified age-related cataract

## H26 Other cataractH26 Other cataract

    Excludes1: congenital cataract (Q12.0)
    H26.0 Infantile and juvenile cataract
       H26.00 Unspecified infantile and juvenile cataract
          H26.001 Unspecified infantile and juvenile cataract, right eye
          H26.002 Unspecified infantile and juvenile cataract, left eye
          H26.003 Unspecified infantile and juvenile cataract, bilateral
          H26.009 Unspecified infantile and juvenile cataract, unspecified eye
       H26.01 Infantile and juvenile cortical, lamellar, or zonular cataract
          H26.011 Infantile and juvenile cortical, lamellar, or zonular cataract, right eye
          H26.012 Infantile and juvenile cortical, lamellar, or zonular cataract, left eye
          H26.013 Infantile and juvenile cortical, lamellar, or zonular cataract, bilateral
          H26.019 Infantile and juvenile cortical, lamellar, or zonular cataract, unspecified eye
       H26.03 Infantile and juvenile nuclear cataract
          H26. ​031 Infantile and juvenile nuclear cataract, right eye
          H26.032 Infantile and juvenile nuclear cataract, left eye
          H26.033 Infantile and juvenile nuclear cataract, bilateral
          H26.039 Infantile and juvenile nuclear cataract, unspecified eye
       H26.04 Anterior subcapsular polar infantile and juvenile cataract
          H26.041 Anterior subcapsular polar infantile and juvenile cataract, right eye
          H26.042 Anterior subcapsular polar infantile and juvenile cataract, left eye
          H26.043 Anterior subcapsular polar infantile and juvenile cataract, bilateral
          H26.049 Anterior subcapsular polar infantile and juvenile cataract, unspecified eye
       H26.05 Posterior subcapsular polar infantile and juvenile cataract
          H26.051 Posterior subcapsular polar infantile and juvenile cataract, right eye
          H26.052 Posterior subcapsular polar infantile and juvenile cataract, left eye
          H26.053 Posterior subcapsular polar infantile and juvenile cataract, bilateral
          H26.059 Posterior subcapsular polar infantile and juvenile cataract, unspecified eye
       H26.06 Combined forms of infantile and juvenile cataract
          H26.061 Combined forms of infantile and juvenile cataract, right eye
          H26.062 Combined forms of infantile and juvenile cataract, left eye
          H26.063 Combined forms of infantile and juvenile cataract, bilateral
          H26.069 Combined forms of infantile and juvenile cataract, unspecified eye
       H26.09 Other infantile and juvenile cataract
    H26.1 Traumatic cataract
       Use additional code (Chapter 20) to identify external cause
       H26.10 Unspecified traumatic cataract
          H26.101 Unspecified traumatic cataract, right eye
          H26.102 Unspecified traumatic cataract, left eye
          H26.103 Unspecified traumatic cataract, bilateral
          H26. ​109 Unspecified traumatic cataract, unspecified eye
       H26.11 Localized traumatic opacities
          H26.111 Localized traumatic opacities, right eye
          H26.112 Localized traumatic opacities, left eye
          H26.113 Localized traumatic opacities, bilateral
          H26.119 Localized traumatic opacities, unspecified eye
       H26.12 Partially resolved traumatic cataract
          H26.121 Partially resolved traumatic cataract, right eye
          H26.122 Partially resolved traumatic cataract, left eye
          H26.123 Partially resolved traumatic cataract, bilateral
          H26.129 Partially resolved traumatic cataract, unspecified eye
       H26.13 Total traumatic cataract
          H26.131 Total traumatic cataract, right eye
          H26.132 Total traumatic cataract, left eye
          H26.133 Total traumatic cataract, bilateral
          H26.139 Total traumatic cataract, unspecified eye
    H26.2 Complicated cataract
       H26.20 Unspecified complicated cataract
          Cataracta complicata NOS
       H26.21 Cataract with neovascularization
          Code also associated condition, such as:
          chronic iridocyclitis (H20.1-)
          H26.211 Cataract with neovascularization, right eye
          H26.212 Cataract with neovascularization, left eye
          H26.213 Cataract with neovascularization, bilateral
          H26.219 Cataract with neovascularization, unspecified eye
       H26.22 Cataract secondary to ocular disorders (degenerative) (inflammatory)
          Code also associated ocular disorder
          H26.221 Cataract secondary to ocular disorders (degenerative) (inflammatory), right eye
          H26.222 Cataract secondary to ocular disorders (degenerative) (inflammatory), left eye
          H26.223 Cataract secondary to ocular disorders (degenerative) (inflammatory), bilateral
          H26.229 Cataract secondary to ocular disorders (degenerative) (inflammatory), unspecified eye
       H26.23 Glaucomatous flecks (subcapsular)
          Code ​first underlying glaucoma (H40-H42)
          H26.231 Glaucomatous flecks (subcapsular), right eye
          H26.232 Glaucomatous flecks (subcapsular), left eye
          H26.233 Glaucomatous flecks (subcapsular), bilateral
          H26.239 Glaucomatous flecks (subcapsular), unspecified eye
    H26.3 Drug-induced cataract
       Toxic cataract
       Code first (T36-T50) to identify drug
       H26.30 Drug-induced cataract, unspecified eye
       H26.31 Drug-induced cataract, right eye
       H26.32 Drug-induced cataract, left eye
       H26.33 Drug-induced cataract, bilateral
    H26.4 Secondary cataract
       H26.40 Unspecified secondary cataract
       H26.41 Soemmering's ring
          H26.411 Soemmering's ring, right eye
          H26.412 Soemmering's ring, left eye
          H26.413 Soemmering's ring, bilateral
          H26.419 Soemmering's ring, unspecified eye
       H26.49 Other secondary cataract
          H26.491 Other secondary cataract, right eye
          H26.492 Other secondary cataract, left eye
          H26.493 Other secondary cataract, bilateral
          H26.499 Other secondary cataract, unspecified eye
    H26.8 Other specified cataract
    H26.9 Unspecified cataract

## H27 Other disorders of lensH27 Other disorders of lens

    Excludes1: congenital lens malformations (Q12.-)
       mechanical complications of intraocular lens implant (T85.2)
       pseudophakia (Z96.1)
    H27.0 Aphakia
       Acquired absence of lens
       Acquired aphakia
       Aphakia due to trauma
       Excludes1: cataract extraction status (Z98.4-)
          congenital absence of lens (Q12.3)
          congenital aphakia (Q12.3)
       H27.00 Aphakia, unspecified eye
       H27.01 Aphakia, right eye
       H27.02 Aphakia, left eye
       H27.03 Aphakia, bilateral
    H27.1 Dislocation of lens
       H27.10 Unspecified dislocation of lens
       H27. ​11 Subluxation of lens
          H27.111 Subluxation of lens, right eye
          H27.112 Subluxation of lens, left eye
          H27.113 Subluxation of lens, bilateral
          H27.119 Subluxation of lens, unspecified eye
       H27.12 Anterior dislocation of lens
          H27.121 Anterior dislocation of lens, right eye
          H27.122 Anterior dislocation of lens, left eye
          H27.123 Anterior dislocation of lens, bilateral
          H27.129 Anterior dislocation of lens, unspecified eye
       H27.13 Posterior dislocation of lens
          H27.131 Posterior dislocation of lens, right eye
          H27.132 Posterior dislocation of lens, left eye
          H27.133 Posterior dislocation of lens, bilateral
          H27.139 Posterior dislocation of lens, unspecified eye
    H27.8 Other specified disorders of lens
    H27.9 Unspecified disorder of lens

## H28 Cataract in diseases classified elsewhereH28 Cataract in diseases classified elsewhere

    Code first underlying disease, such as:
       hypoparathyroidism (E20.-)
       myotonia (G71.1-)
       myxedema (E03.-)
       protein-calorie malnutrition (E40-E46)
    Excludes1: cataract in diabetes mellitus (E08.33, E09.33, E10.33, E11.33, E13.33)

# Disorders of choroid and retina (H30-H36)Disorders of choroid and retina (H30-H36)
## H30 Chorioretinal inflammationH30 Chorioretinal inflammation

    H30.0 Focal chorioretinal inflammation
       Focal chorioretinitis
       Focal choroiditis
       Focal retinitis
       Focal retinochoroiditis
       H30.00 Unspecified focal chorioretinal inflammation
          Focal chorioretinitis NOS
          Focal choroiditis NOS
          Focal retinitis NOS
          Focal retinochoroiditis NOS
          H30.001 Unspecified focal chorioretinal inflammation, right eye
          H30.002 Unspecified focal chorioretinal inflammation, left eye
          H30. ​003 Unspecified focal chorioretinal inflammation, bilateral
          H30.009 Unspecified focal chorioretinal inflammation, unspecified eye
       H30.01 Focal chorioretinal inflammation, juxtapapillary
          H30.011 Focal chorioretinal inflammation, juxtapapillary, right eye
          H30.012 Focal chorioretinal inflammation, juxtapapillary, left eye
          H30.013 Focal chorioretinal inflammation, juxtapapillary, bilateral
          H30.019 Focal chorioretinal inflammation, juxtapapillary, unspecified eye
       H30.02 Focal chorioretinal inflammation of posterior pole
          H30.021 Focal chorioretinal inflammation of posterior pole, right eye
          H30.022 Focal chorioretinal inflammation of posterior pole, left eye
          H30.023 Focal chorioretinal inflammation of posterior pole, bilateral
          H30.029 Focal chorioretinal inflammation of posterior pole, unspecified eye
       H30.03 Focal chorioretinal inflammation, peripheral
          H30.031 Focal chorioretinal inflammation, peripheral, right eye
          H30.032 Focal chorioretinal inflammation, peripheral, left eye
          H30.033 Focal chorioretinal inflammation, peripheral, bilateral
          H30.039 Focal chorioretinal inflammation, peripheral, unspecified eye
       H30.04 Focal chorioretinal inflammation, macular or paramacular
          H30.041 Focal chorioretinal inflammation, macular or paramacular, right eye
          H30.042 Focal chorioretinal inflammation, macular or paramacular, left eye
          H30.043 Focal chorioretinal inflammation, macular or paramacular, bilateral
          H30.049 Focal chorioretinal inflammation, macular or paramacular, unspecified eye
    H30.1 Disseminated chorioretinal inflammation
       Disseminated chorioretinitis
       Disseminated choroiditis
       Disseminated ​retinitis
       Disseminated retinochoroiditis
       Excludes2: exudative retinopathy (H35.02-)
       H30.10 Unspecified disseminated chorioretinal inflammation
          Disseminated chorioretinitis NOS
          Disseminated choroiditis NOS
          Disseminated retinitis NOS
          Disseminated retinochoroiditis NOS
          H30.101 Unspecified disseminated chorioretinal inflammation, right eye
          H30.102 Unspecified disseminated chorioretinal inflammation, left eye
          H30.103 Unspecified disseminated chorioretinal inflammation, bilateral
          H30.109 Unspecified disseminated chorioretinal inflammation, unspecified eye
       H30.11 Disseminated chorioretinal inflammation of posterior pole
          H30.111 Disseminated chorioretinal inflammation of posterior pole, right eye
          H30.112 Disseminated chorioretinal inflammation of posterior pole, left eye
          H30.113 Disseminated chorioretinal inflammation of posterior pole, bilateral
          H30.119 Disseminated chorioretinal inflammation of posterior pole, unspecified eye
       H30.12 Disseminated chorioretinal inflammation, peripheral
          H30.121 Disseminated chorioretinal inflammation, peripheral right eye
          H30.122 Disseminated chorioretinal inflammation, peripheral, left eye
          H30.123 Disseminated chorioretinal inflammation, peripheral, bilateral
          H30.129 Disseminated chorioretinal inflammation, peripheral, unspecified eye
       H30.13 Disseminated chorioretinal inflammation, generalized
          H30.131 Disseminated chorioretinal inflammation, generalized, right eye
          H30.132 Disseminated chorioretinal inflammation, generalized, left eye
          H30.133 Disseminated chorioretinal inflammation, generalized, bilateral
          H30. ​139 Disseminated chorioretinal inflammation, generalized, unspecified eye
       H30.14 Acute posterior multifocal placoid pigment epitheliopathy
          H30.141 Acute posterior multifocal placoid pigment epitheliopathy, right eye
          H30.142 Acute posterior multifocal placoid pigment epitheliopathy, left eye
          H30.143 Acute posterior multifocal placoid pigment epitheliopathy, bilateral
          H30.149 Acute posterior multifocal placoid pigment epitheliopathy, unspecified eye
    H30.2 Posterior cyclitis
       Pars planitis
       H30.20 Posterior cyclitis, unspecified eye
       H30.21 Posterior cyclitis, right eye
       H30.22 Posterior cyclitis, left eye
       H30.23 Posterior cyclitis, bilateral
    H30.8 Other chorioretinal inflammations
       H30.81 Harada's disease
          H30.811 Harada's disease, right eye
          H30.812 Harada's disease, left eye
          H30.813 Harada's disease, bilateral
          H30.819 Harada's disease, unspecified eye
       H30.89 Other chorioretinal inflammations
          H30.891 Other chorioretinal inflammations, right eye
          H30.892 Other chorioretinal inflammations, left eye
          H30.893 Other chorioretinal inflammations, bilateral
          H30.899 Other chorioretinal inflammations, unspecified eye
    H30.9 Unspecified chorioretinal inflammation
       Chorioretinitis NOS
       Choroiditis NOS
       Neuroretinitis NOS
       Retinitis NOS
       Retinochoroiditis NOS
       H30.90 Unspecified chorioretinal inflammation, unspecified eye
       H30.91 Unspecified chorioretinal inflammation, right eye
       H30.92 Unspecified chorioretinal inflammation, left eye
       H30.93 Unspecified chorioretinal inflammation, bilateral

## H31 Other disorders of choroidH31 Other disorders of choroid

    H31.0 Chorioretinal scars
       Excludes2: postsurgical chorioretinal scars (H59.81-)
       H31.00 Unspecified chorioretinal scars
          H31.001 Unspecified chorioretinal scars, right eye
          H31. ​002 Unspecified chorioretinal scars, left eye
          H31.003 Unspecified chorioretinal scars, bilateral
          H31.009 Unspecified chorioretinal scars, unspecified eye
       H31.01 Macula scars of posterior pole (postinflammatory) (post-traumatic)
          Excludes1: postprocedural choriorentinal scar (H59.81-)
          H31.011 Macula scars of posterior pole (postinflammatory) (post-traumatic), right eye
          H31.012 Macula scars of posterior pole (postinflammatory) (post-traumatic), left eye
          H31.013 Macula scars of posterior pole (postinflammatory) (post-traumatic), bilateral
          H31.019 Macula scars of posterior pole (postinflammatory) (post-traumatic), unspecified eye
       H31.02 Solar retinopathy
          H31.021 Solar retinopathy, right eye
          H31.022 Solar retinopathy, left eye
          H31.023 Solar retinopathy, bilateral
          H31.029 Solar retinopathy, unspecified eye
       H31.09 Other chorioretinal scars
          H31.091 Other chorioretinal scars, right eye
          H31.092 Other chorioretinal scars, left eye
          H31.093 Other chorioretinal scars, bilateral
          H31.099 Other chorioretinal scars, unspecified eye
    H31.1 Choroidal degeneration
       Excludes2: angioid streaks of macula (H35.33)
       H31.10 Unspecified choroidal degeneration
          Choroidal sclerosis NOS
          H31.101 Choroidal degeneration, unspecified, right eye
          H31.102 Choroidal degeneration, unspecified, left eye
          H31.103 Choroidal degeneration, unspecified, bilateral
          H31.109 Choroidal degeneration, unspecified, unspecified eye
       H31.11 Age-related choroidal atrophy
          H31.111 Age-related choroidal atrophy, right eye
          H31.112 Age-related choroidal atrophy, left eye
          H31.113 Age-related choroidal atrophy, bilateral
          H31.119 Age-related choroidal atrophy, unspecified eye
       H31. ​12 Diffuse secondary atrophy of choroid
          H31.121 Diffuse secondary atrophy of choroid, right eye
          H31.122 Diffuse secondary atrophy of choroid, left eye
          H31.123 Diffuse secondary atrophy of choroid, bilateral
          H31.129 Diffuse secondary atrophy of choroid, unspecified eye
    H31.2 Hereditary choroidal dystrophy
       Excludes2: hyperornithinemia (E72.4)
          ornithinemia (E72.4)
       H31.20 Hereditary choroidal dystrophy, unspecified
       H31.21 Choroideremia
       H31.22 Choroidal dystrophy (central areolar) (generalized) (peripapillary)
       H31.23 Gyrate atrophy, choroid
       H31.29 Other hereditary choroidal dystrophy
    H31.3 Choroidal hemorrhage and rupture
       H31.30 Unspecified choroidal hemorrhage
          H31.301 Unspecified choroidal hemorrhage, right eye
          H31.302 Unspecified choroidal hemorrhage, left eye
          H31.303 Unspecified choroidal hemorrhage, bilateral
          H31.309 Unspecified choroidal hemorrhage, unspecified eye
       H31.31 Expulsive choroidal hemorrhage
          H31.311 Expulsive choroidal hemorrhage, right eye
          H31.312 Expulsive choroidal hemorrhage, left eye
          H31.313 Expulsive choroidal hemorrhage, bilateral
          H31.319 Expulsive choroidal hemorrhage, unspecified eye
       H31.32 Choroidal rupture
          H31.321 Choroidal rupture, right eye
          H31.322 Choroidal rupture, left eye
          H31.323 Choroidal rupture, bilateral
          H31.329 Choroidal rupture, unspecified eye
    H31.4 Choroidal detachment
       H31.40 Unspecified choroidal detachment
          H31.401 Unspecified choroidal detachment, right eye
          H31.402 Unspecified choroidal detachment, left eye
          H31.403 Unspecified choroidal detachment, bilateral
          H31.409 Unspecified choroidal detachment, unspecified eye
       H31.41 Hemorrhagic choroidal detachment
          H31. ​411 Hemorrhagic choroidal detachment, right eye
          H31.412 Hemorrhagic choroidal detachment, left eye
          H31.413 Hemorrhagic choroidal detachment, bilateral
          H31.419 Hemorrhagic choroidal detachment, unspecified eye
       H31.42 Serous choroidal detachment
          H31.421 Serous choroidal detachment, right eye
          H31.422 Serous choroidal detachment, left eye
          H31.423 Serous choroidal detachment, bilateral
          H31.429 Serous choroidal detachment, unspecified eye
    H31.8 Other specified disorders of choroid
    H31.9 Unspecified disorder of choroid

## H32 Chorioretinal disorders in diseases classified elsewhereH32 Chorioretinal disorders in diseases classified elsewhere

    Code first underlying disease, such as:
       congenital toxoplasmosis (P37.1)
       histoplasmosis (B39.-)
       leprosy (A30.-)
    Excludes1: chorioretinitis (in):
       toxoplasmosis (acquired) (B58.01)
       tuberculosis (A18.53)

## H33 Retinal detachments and breaksH33 Retinal detachments and breaks

    Excludes1: detachment of retinal pigment epithelium (H35.72-, H35.73-)
    H33.0 Retinal detachment with retinal break
       Rhegmatogenous retinal detachment
       Excludes1: serous retinal detachment (without retinal break) (H33.2-)
       H33.00 Unspecified retinal detachment with retinal break
          H33.001 Unspecified retinal detachment with retinal break, right eye
          H33.002 Unspecified retinal detachment with retinal break, left eye
          H33.003 Unspecified retinal detachment with retinal break, bilateral
          H33.009 Unspecified retinal detachment with retinal break, unspecified eye
       H33.01 Retinal detachment with single break
          H33.011 Retinal detachment with single break, right eye
          H33.012 Retinal detachment with single break, left eye
          H33.013 Retinal detachment with single break, bilateral
          H33. ​019 Retinal detachment with single break, unspecified eye
       H33.02 Retinal detachment with multiple breaks
          H33.021 Retinal detachment with multiple breaks, right eye
          H33.022 Retinal detachment with multiple breaks, left eye
          H33.023 Retinal detachment with multiple breaks, bilateral
          H33.029 Retinal detachment with multiple breaks, unspecified eye
       H33.03 Retinal detachment with giant retinal tear
          H33.031 Retinal detachment with giant retinal tear, right eye
          H33.032 Retinal detachment with giant retinal tear, left eye
          H33.033 Retinal detachment with giant retinal tear, bilateral
          H33.039 Retinal detachment with giant retinal tear, unspecified eye
       H33.04 Retinal detachment with retinal dialysis
          H33.041 Retinal detachment with retinal dialysis, right eye
          H33.042 Retinal detachment with retinal dialysis, left eye
          H33.043 Retinal detachment with retinal dialysis, bilateral
          H33.049 Retinal detachment with retinal dialysis, unspecified eye
       H33.05 Total retinal detachment
          H33.051 Total retinal detachment, right eye
          H33.052 Total retinal detachment, left eye
          H33.053 Total retinal detachment, bilateral
          H33.059 Total retinal detachment, unspecified eye
    H33.1 Retinoschisis and retinal cysts
       Excludes1: congenital retinoschisis (Q14.1)
          microcystoid degeneration of retina (H35.42-)
       H33.10 Unspecified retinoschisis
          H33.101 Unspecified retinoschisis, right eye
          H33.102 Unspecified retinoschisis, left eye
          H33.103 Unspecified retinoschisis, bilateral
          H33.109 Unspecified retinoschisis, unspecified eye
       H33.11 Cyst of ora serrata
          H33.111 Cyst of ora serrata, right eye
          H33.112 Cyst of ora serrata, left eye
          H33.113 Cyst of ora serrata, bilateral
          H33. ​119 Cyst of ora serrata, unspecified eye
       H33.12 Parasitic cyst of retina
          H33.121 Parasitic cyst of retina, right eye
          H33.122 Parasitic cyst of retina, left eye
          H33.123 Parasitic cyst of retina, bilateral
          H33.129 Parasitic cyst of retina, unspecified eye
       H33.19 Other retinoschisis and retinal cysts
          Pseudocyst of retina
          H33.191 Other retinoschisis and retinal cysts, right eye
          H33.192 Other retinoschisis and retinal cysts, left eye
          H33.193 Other retinoschisis and retinal cysts, bilateral
          H33.199 Other retinoschisis and retinal cysts, unspecified eye
    H33.2 Serous retinal detachment
       Retinal detachment NOS
       Retinal detachment without retinal break
       Excludes1: central serous chorioretinopathy (H35.71-)
       H33.20 Serous retinal detachment, unspecified eye
       H33.21 Serous retinal detachment, right eye
       H33.22 Serous retinal detachment, left eye
       H33.23 Serous retinal detachment, bilateral
    H33.3 Retinal breaks without detachment
       Excludes1: chorioretinal scars after surgery for detachment (H59.81-)
          peripheral retinal degeneration without break (H35.4-)
       H33.30 Unspecified retinal break
          H33.301 Unspecified retinal break, right eye
          H33.302 Unspecified retinal break, left eye
          H33.303 Unspecified retinal break, bilateral
          H33.309 Unspecified retinal break, unspecified eye
       H33.31 Horseshoe tear of retina without detachment
          Operculum of retina without detachment
          H33.311 Horseshoe tear of retina without detachment, right eye
          H33.312 Horseshoe tear of retina without detachment, left eye
          H33.313 Horseshoe tear of retina without detachment, bilateral
          H33.319 Horseshoe tear of retina without detachment, unspecified eye
       H33.32 Round hole of retina without detachment
          H33.321 Round hole, right eye
          H33.322 Round hole, left eye
          H33. ​323 Round hole, bilateral
          H33.329 Round hole, unspecified eye
       H33.33 Multiple defects of retina without detachment
          H33.331 Multiple defects of retina without detachment, right eye
          H33.332 Multiple defects of retina without detachment, left eye
          H33.333 Multiple defects of retina without detachment, bilateral
          H33.339 Multiple defects of retina without detachment, unspecified eye
    H33.4 Traction detachment of retina
       Proliferative vitreo-retinopathy with retinal detachment
       H33.40 Traction detachment of retina, unspecified eye
       H33.41 Traction detachment of retina, right eye
       H33.42 Traction detachment of retina, left eye
       H33.43 Traction detachment of retina, bilateral
    H33.8 Other retinal detachments

## H34 Retinal vascular occlusionsH34 Retinal vascular occlusions

    Excludes1: amaurosis fugax (G45.3)
    H34.0 Transient retinal artery occlusion
       H34.00 Transient retinal artery occlusion, unspecified eye
       H34.01 Transient retinal artery occlusion, right eye
       H34.02 Transient retinal artery occlusion, left eye
       H34.03 Transient retinal artery occlusion, bilateral
    H34.1 Central retinal artery occlusion
       H34.10 Central retinal artery occlusion, unspecified eye
       H34.11 Central retinal artery occlusion, right eye
       H34.12 Central retinal artery occlusion, left eye
       H34.13 Central retinal artery occlusion, bilateral
    H34.2 Other retinal artery occlusions
       H34.21 Partial retinal artery occlusion
          Hollenhorst's plaque
          Retinal microembolism
          H34.211 Partial retinal artery occlusion, right eye
          H34.212 Partial retinal artery occlusion, left eye
          H34.213 Partial retinal artery occlusion, bilateral
          H34.219 Partial retinal artery occlusion, unspecified eye
       H34.23 Retinal artery branch occlusion
          H34.231 Retinal artery branch occlusion, right eye
          H34.232 Retinal artery branch occlusion, left eye
          H34.233 Retinal artery branch occlusion, bilateral
          H34. ​239 Retinal artery branch occlusion, unspecified eye
    H34.8 Other retinal vascular occlusions
       H34.81 Central retinal vein occlusion
          H34.811 Central retinal vein occlusion, right eye
          H34.812 Central retinal vein occlusion, left eye
          H34.813 Central retinal vein occlusion, bilateral
          H34.819 Central retinal vein occlusion, unspecified eye
       H34.82 Venous engorgement
          Incipient retinal vein occlusion
          Partial retinal vein occlusion
          H34.821 Venous engorgement, right eye
          H34.822 Venous engorgement, left eye
          H34.823 Venous engorgement, bilateral
          H34.829 Venous engorgement, unspecified eye
       H34.83 Tributary (branch) retinal vein occlusion
          H34.831 Tributary (branch) retinal vein occlusion, right eye
          H34.832 Tributary (branch) retinal vein occlusion, left eye
          H34.833 Tributary (branch) retinal vein occlusion, bilateral
          H34.839 Tributary (branch) retinal vein occlusion, unspecified eye
    H34.9 Unspecified retinal vascular occlusion

## H35 Other retinal disordersH35 Other retinal disorders

    Excludes2: diabetic retinal disorders (E08.311- E08.359, E09.311- E09.359, E10.311- E10.359, E11.311- E11.359, E13.311- E13.359)
    H35.0 Background retinopathy and retinal vascular changes
       Code also any associated hypertension (I10-)
       H35.00 Unspecified background retinopathy
       H35.01 Changes in retinal vascular appearance
          Retinal vascular sheathing
          H35.011 Changes in retinal vascular appearance, right eye
          H35.012 Changes in retinal vascular appearance, left eye
          H35.013 Changes in retinal vascular appearance, bilateral
          H35.019 Changes in retinal vascular appearance, unspecified eye
       H35.02 Exudative retinopathy
          Coats retinopathy
          H35.021 Exudative retinopathy, right eye
          H35.022 Exudative retinopathy, left eye
          H35. ​023 Exudative retinopathy, bilateral
          H35.029 Exudative retinopathy, unspecified eye
       H35.03 Hypertensive retinopathy
          H35.031 Hypertensive retinopathy, right eye
          H35.032 Hypertensive retinopathy, left eye
          H35.033 Hypertensive retinopathy, bilateral
          H35.039 Hypertensive retinopathy, unspecified eye
       H35.04 Retinal micro-aneurysms NOS
          H35.041 Retinal micro-aneurysms NOS, right eye
          H35.042 Retinal micro-aneurysms NOS, left eye
          H35.043 Retinal micro-aneurysms NOS, bilateral
          H35.049 Retinal micro-aneurysms NOS, unspecified eye
       H35.05 Retinal neovascularization NOS
          H35.051 Retinal neovascularization NOS, right eye
          H35.052 Retinal neovascularization NOS, left eye
          H35.053 Retinal neovascularization NOS, bilateral
          H35.059 Retinal neovascularization NOS, unspecified eye
       H35.06 Retinal vasculitis
          Eales disease
          Retinal perivasculitis
          H35.061 Retinal vasculitis, right eye
          H35.062 Retinal vasculitis, left eye
          H35.063 Retinal vasculitis, bilateral
          H35.069 Retinal vasculitis, unspecified eye
       H35.07 Retinal telangiectasis
          H35.071 Retinal telangiectasis, right eye
          H35.072 Retinal telangiectasis, left eye
          H35.073 Retinal telangiectasis, bilateral
          H35.079 Retinal telangiectasis, unspecified eye
       H35.09 Other intraretinal microvascular abnormalities
          Retinal varices
    H35.1 Retinopathy of prematurity
       H35.10 Retinopathy of prematurity, unspecified
          Retinopathy of prematurity NOS
          H35.101 Retinopathy of prematurity, unspecified, right eye
          H35.102 Retinopathy of prematurity, unspecified, left eye
          H35.103 Retinopathy of prematurity, unspecified, bilateral
          H35.109 Retinopathy of prematurity, unspecified, unspecified eye
       H35.11 Retinopathy of prematurity, stage 0
          H35. ​111 Retinopathy of prematurity, stage 0, right eye
          H35.112 Retinopathy of prematurity, stage 0, left eye
          H35.113 Retinopathy of prematurity, stage 0, bilateral
          H35.119 Retinopathy of prematurity, stage 0, unspecified eye
       H35.12 Retinopathy of prematurity, stage 1
          H35.121 Retinopathy of prematurity, stage 1, right eye
          H35.122 Retinopathy of prematurity, stage 1, left eye
          H35.123 Retinopathy of prematurity, stage 1, bilateral
          H35.129 Retinopathy of prematurity, stage 1, unspecified eye
       H35.13 Retinopathy of prematurity, stage 2
          H35.131 Retinopathy of prematurity, stage 2, right eye
          H35.132 Retinopathy of prematurity, stage 2, left eye
          H35.133 Retinopathy of prematurity, stage 2, bilateral
          H35.139 Retinopathy of prematurity, stage 2, unspecified eye
       H35.14 Retinopathy of prematurity, stage 3
          H35.141 Retinopathy of prematurity, stage 3, right eye
          H35.142 Retinopathy of prematurity, stage 3, left eye
          H35.143 Retinopathy of prematurity, stage 3, bilateral
          H35.149 Retinopathy of prematurity, stage 3, unspecified eye
       H35.15 Retinopathy of prematurity, stage 4
          H35.151 Retinopathy of prematurity, stage 4, right eye
          H35.152 Retinopathy of prematurity, stage 4, left eye
          H35.153 Retinopathy of prematurity, stage 4, bilateral
          H35.159 Retinopathy of prematurity, stage 4, unspecified eye
       H35.16 Retinopathy of prematurity, stage 5
          H35.161 Retinopathy of prematurity, stage 5, right eye
          H35.162 Retinopathy of prematurity, stage 5, left eye
          H35.163 Retinopathy of prematurity, stage 5, bilateral
          H35. ​169 Retinopathy of prematurity, stage 5, unspecified eye
       H35.17 Retrolental fibroplasia
          H35.171 Retrolental fibroplasia, right eye
          H35.172 Retrolental fibroplasia, left eye
          H35.173 Retrolental fibroplasia, bilateral
          H35.179 Retrolental fibroplasia, unspecified eye
    H35.2 Other non-diabetic proliferative retinopathy
    Proliferative vitreo-retinopathy
    Excludes1: proliferative vitreo-retinopathy with retinal detachment (H33.4-)
       H35.20 Other non-diabetic proliferative retinopathy, unspecified eye
       H35.21 Other non-diabetic proliferative retinopathy, right eye
       H35.22 Other non-diabetic proliferative retinopathy, left eye
       H35.23 Other non-diabetic proliferative retinopathy, bilateral
    H35.3 Degeneration of macula and posterior pole
       H35.30 Unspecified macular degeneration (age-related)
       H35.31 Nonexudative age-related macular degeneration
          Atrophic age-related macular degeneration
       H35.32 Exudative age-related macular degeneration
       H35.33 Angioid streaks of macula
       H35.34 Macular cyst, hole, or pseudohole
          H35.341 Macular cyst, hole, or pseudohole, right eye
          H35.342 Macular cyst, hole, or pseudohole, left eye
          H35.343 Macular cyst, hole, or pseudohole, bilateral
          H35.349 Macular cyst, hole, or pseudohole, unspecified eye
       H35.35 Cystoid macular degeneration
          Excludes1: cystoid macular edema following cataract surgery (H59.03-)
          H35.351 Cystoid macular degeneration, right eye
          H35.352 Cystoid macular degeneration, left eye
          H35.353 Cystoid macular degeneration, bilateral
          H35.359 Cystoid macular degeneration, unspecified eye
       H35.36 Drusen (degenerative) of macula
          H35.361 Drusen (degenerative) of macula, right eye
          H35.362 Drusen (degenerative) of macula, left eye
          H35.363 Drusen (degenerative) of macula, bilateral
          H35.369 Drusen (degenerative) of macula, unspecified eye
       H35.37 Puckering of macula
          H35.371 Puckering of macula, right eye
          H35.372 Puckering of macula, left eye
          H35.373 Puckering of macula, bilateral
          H35. ​379 Puckering of macula, unspecified eye
       H35.38 Toxic maculopathy
          H35.381 Toxic maculopathy, right eye
          H35.382 Toxic maculopathy, left eye
          H35.383 Toxic maculopathy, bilateral
          H35.389 Toxic maculopathy, unspecified eye
    H35.4 Peripheral retinal degeneration
       Excludes1: hereditary retinal degeneration (dystrophy) (H35.5-)
          peripheral retinal degeneration with retinal break (H33.3-)
       H35.40 Unspecified peripheral retinal degeneration
       H35.41 Lattice degeneration of retina
          Palisade degeneration of retina
          H35.411 Lattice degeneration of retina, right eye
          H35.412 Lattice degeneration of retina, left eye
          H35.413 Lattice degeneration of retina, bilateral
          H35.419 Lattice degeneration of retina, unspecified eye
       H35.42 Microcystoid degeneration of retina
          H35.421 Microcystoid degeneration of retina, right eye
          H35.422 Microcystoid degeneration of retina, left eye
          H35.423 Microcystoid degeneration of retina, bilateral
          H35.429 Microcystoid degeneration of retina, unspecified eye
       H35.43 Paving stone degeneration of retina
          H35.431 Paving stone degeneration of retina, right eye
          H35.432 Paving stone degeneration of retina, left eye
          H35.433 Paving stone degeneration of retina, bilateral
          H35.439 Paving stone degeneration of retina, unspecified eye
       H35.44 Age-related reticular degeneration of retina
          H35.441 Age-related reticular degeneration of retina, right eye
          H35.442 Age-related reticular degeneration of retina, left eye
          H35.443 Age-related reticular degeneration of retina, bilateral
          H35.449 Age-related reticular degeneration of retina, unspecified eye
       H35.45 Secondary pigmentary degeneration
          H35. ​451 Secondary pigmentary degeneration, right eye
          H35.452 Secondary pigmentary degeneration, left eye
          H35.453 Secondary pigmentary degeneration, bilateral
          H35.459 Secondary pigmentary degeneration, unspecified eye
       H35.46 Secondary vitreoretinal degeneration
          H35.461 Secondary vitreoretinal degeneration, right eye
          H35.462 Secondary vitreoretinal degeneration, left eye
          H35.463 Secondary vitreoretinal degeneration, bilateral
          H35.469 Secondary vitreoretinal degeneration, unspecified eye
    H35.5 Hereditary retinal dystrophy
       Excludes1: dystrophies primarily involving Bruch's membrane (H31.1-)
       H35.50 Unspecified hereditary retinal dystrophy
       H35.51 Vitreoretinal dystrophy
       H35.52 Pigmentary retinal dystrophy
          Albipunctate retinal dystrophy
          Retinitis pigmentosa
          Tapetoretinal dystrophy
       H35.53 Other dystrophies primarily involving the sensory retina
          Stargardt's disease
       H35.54 Dystrophies primarily involving the retinal pigment epithelium
          Vitelliform retinal dystrophy
    H35.6 Retinal hemorrhage
       H35.60 Retinal hemorrhage, unspecified eye
       H35.61 Retinal hemorrhage, right eye
       H35.62 Retinal hemorrhage, left eye
       H35.63 Retinal hemorrhage, bilateral
    H35.7 Separation of retinal layers
       Excludes1: retinal detachment (serous) (H33.2-)
          rhegmatogenous retinal detachment (H33.0-)
       H35.70 Unspecified separation of retinal layers
       H35.71 Central serous chorioretinopathy
          H35.711 Central serous chorioretinopathy, right eye
          H35.712 Central serous chorioretinopathy, left eye
          H35.713 Central serous chorioretinopathy, bilateral
          H35.719 Central serous chorioretinopathy, unspecified eye
       H35. ​72 Serous detachment of retinal pigment epithelium
          H35.721 Serous detachment of retinal pigment epithelium, right eye
          H35.722 Serous detachment of retinal pigment epithelium, left eye
          H35.723 Serous detachment of retinal pigment epithelium, bilateral
          H35.729 Serous detachment of retinal pigment epithelium, unspecified eye
       H35.73 Hemorrhagic detachment of retinal pigment epithelium
          H35.731 Hemorrhagic detachment of retinal pigment epithelium, right eye
          H35.732 Hemorrhagic detachment of retinal pigment epithelium, left eye
          H35.733 Hemorrhagic detachment of retinal pigment epithelium, bilateral
          H35.739 Hemorrhagic detachment of retinal pigment epithelium, unspecified eye
    H35.8 Other specified retinal disorders
       Excludes2: retinal hemorrhage (H35.6-)
       H35.81 Retinal edema
          Retinal cotton wool spots
       H35.82 Retinal ischemia
       H35.89 Other specified retinal disorders
    H35.9 Unspecified retinal disorder

## H36 Retinal disorders in diseases classified elsewhereH36 Retinal disorders in diseases classified elsewhere

    Code first underlying disease, such as:
       lipid storage disorders (E75.-)
       sickle-cell disorders (D57.-)
    Excludes1: arteriosclerotic retinopathy (H35.0-)
       diabetic retinopathy (E08.3-, E09.3-, E10.3-, E11.3-, E13.3-)

# Glaucoma (H40-H42)Glaucoma (H40-H42)
## H40 GlaucomaH40 Glaucoma

    Excludes1: absolute glaucoma (H44.51-)
       congenital glaucoma (Q15.0)
       traumatic glaucoma due to birth injury (P15.3)
    H40.0 Glaucoma suspect
       Ocular hypertension
    H40.1 Open-angle glaucoma
       H40.10 Unspecified open-angle glaucoma
       H40.11 Primary open-angle glaucoma
          Chronic ​simple glaucoma
       H40.12 Low-tension glaucoma
          H40.121 Low-tension glaucoma, right eye
          H40.122 Low-tension glaucoma, left eye
          H40.123 Low-tension glaucoma, bilateral
          H40.129 Low-tension glaucoma, unspecified eye
       H40.13 Pigmentary glaucoma
          H40.131 Pigmentary glaucoma, right eye
          H40.132 Pigmentary glaucoma, left eye
          H40.133 Pigmentary glaucoma, bilateral
          H40.139 Pigmentary glaucoma, unspecified eye
       H40.14 Capsular glaucoma with pseudoexfoliation of lens
          H40.141 Capsular glaucoma with pseudoexfoliation of lens, right eye
          H40.142 Capsular glaucoma with pseudoexfoliation of lens, left eye
          H40.143 Capsular glaucoma with pseudoexfoliation of lens, bilateral
          H40.149 Capsular glaucoma with pseudoexfoliation of lens, unspecified eye
       H40.15 Residual stage of open-angle glaucoma
          H40.151 Residual stage of open-angle glaucoma, right eye
          H40.152 Residual stage of open-angle glaucoma, left eye
          H40.153 Residual stage of open-angle glaucoma, bilateral
          H40.159 Residual stage of open-angle glaucoma, unspecified eye
    H40.2 Primary angle-closure glaucoma
       Excludes1: aqueous misdirection (H40.83-)
          malignant glaucoma (H40.83-)
       H40.20 Unspecified primary angle-closure glaucoma
       H40.21 Acute angle-closure glaucoma
          H40.211 Acute angle-closure glaucoma, right eye
          H40.212 Acute angle-closure glaucoma, left eye
          H40.213 Acute angle-closure glaucoma, bilateral
          H40.219 Acute angle-closure glaucoma, unspecified eye
       H40.22 Chronic angle-closure glaucoma
          H40.221 Chronic angle-closure glaucoma, right eye
          H40.222 Chronic angle-closure glaucoma, left eye
          H40.223 Chronic angle-closure glaucoma, bilateral
          H40.229 Chronic angle-closure glaucoma, unspecified eye
       H40. ​23 Intermittent angle-closure glaucoma
          H40.231 Intermittent angle-closure glaucoma, right eye
          H40.232 Intermittent angle-closure glaucoma, left eye
          H40.233 Intermittent angle-closure glaucoma, bilateral
          H40.239 Intermittent angle-closure glaucoma, unspecified eye
       H40.24 Residual stage of angle-closure glaucoma
          H40.241 Residual stage of angle-closure glaucoma, right eye
          H40.242 Residual stage of angle-closure glaucoma, let eye
          H40.243 Residual stage of angle-closure glaucoma, bilateral
          H40.249 Residual stage of angle-closure glaucoma, unspecified eye
    H40.3 Glaucoma secondary to eye trauma
       Code also underlying condition
       H40.30 Glaucoma secondary to eye trauma, unspecified eye
       H40.31 Glaucoma secondary to eye trauma, right eye
       H40.32 Glaucoma secondary to eye trauma, left eye
       H40.33 Glaucoma secondary to eye trauma, bilateral
    H40.4 Glaucoma secondary to eye inflammation
       Code also underlying condition
       H40.40 Glaucoma secondary to eye inflammation, unspecified eye
       H40.41 Glaucoma secondary to eye inflammation, right eye
       H40.42 Glaucoma secondary to eye inflammation, left eye
       H40.43 Glaucoma secondary to eye inflammation, bilateral
    H40.5 Glaucoma secondary to other eye disorders
       Code also underlying eye disorder
       H40.50 Glaucoma secondary to other eye disorders, unspecified eye
       H40.51 Glaucoma secondary to other eye disorders, right eye
       H40.52 Glaucoma secondary to other eye disorders, left eye
       H40.53 Glaucoma secondary to other eye disorders, bilateral
    H40.6 Glaucoma secondary to drugs
       Code first (T36-T50) to identify drug
       H40.60 Glaucoma secondary to drugs, unspecified eye
       H40.61 Glaucoma secondary to drugs, right eye
       H40.62 Glaucoma secondary to drugs, left eye
       H40.63 Glaucoma secondary to drugs, bilateral
    H40.8 Other glaucoma
       H40. ​81 Glaucoma with increased episcleral venous pressure
          H40.811 Glaucoma with increased episcleral venous pressure, right eye
          H40.812 Glaucoma with increased episcleral venous pressure, left eye
          H40.813 Glaucoma with increased episcleral venous pressure, bilateral
          H40.819 Glaucoma with increased episcleral venous pressure, unspecified eye
       H40.82 Hypersecretion glaucoma
          H40.821 Hypersecretion glaucoma, right eye
          H40.822 Hypersecretion glaucoma, left eye
          H40.823 Hypersecretion glaucoma, bilateral
          H40.829 Hypersecretion glaucoma, unspecified eye
       H40.83 Aqueous misdirection
          Malignant glaucoma
          H40.831 Aqueous misdirection, right eye
          H40.832 Aqueous misdirection, left eye
          H40.833 Aqueous misdirection, bilateral
          H40.839 Aqueous misdirection, unspecified eye
       H40.89 Other specified glaucoma
    H40.9 Unspecified glaucoma

## H42 Glaucoma in diseases classified elsewhereH42 Glaucoma in diseases classified elsewhere

    Code first underlying condition, such as:
       amyloidosis (E85.-)
       aniridia (Q13.1)
       Lowe's syndrome (E72.03)
       Reiger's anomaly (Q13.81)
       specified metabolic disorder (E70-E90)
    Excludes1: glaucoma (in):
       diabetes mellitus (E08.39, E09.39, E10.39, E11.39, E13.39)
       onchocerciasis (B73.02)
       syphilis (A52.71)
       tuberculous (A18.59)

# Disorders of vitreous body and globe (H43-H44)Disorders of vitreous body and globe (H43-H44)
## H43 Disorders of vitreous bodyH43 Disorders of vitreous body

    H43.0 Vitreous prolapse
       Excludes1: vitreous syndrome following cataract surgery (H59.0-)
          traumatic vitreous prolapse (S05.2-)
       H43.00 Vitreous prolapse, unspecified eye
       H43.01 Vitreous prolapse, right eye
       H43.02 Vitreous prolapse, left eye
       H43. ​03 Vitreous prolapse, bilateral
    H43.1 Vitreous hemorrhage
       H43.10 Vitreous hemorrhage, unspecified eye
       H43.11 Vitreous hemorrhage, right eye
       H43.12 Vitreous hemorrhage, left eye
       H43.13 Vitreous hemorrhage, bilateral
    H43.2 Crystalline deposits in vitreous body
       H43.20 Crystalline deposits in vitreous body, unspecified eye
       H43.21 Crystalline deposits in vitreous body, right eye
       H43.22 Crystalline deposits in vitreous body, left eye
       H43.23 Crystalline deposits in vitreous body, bilateral
    H43.3 Other vitreous opacities
       H43.31 Vitreous membranes and strands
          H43.311 Vitreous membranes and strands, right eye
          H43.312 Vitreous membranes and strands, left eye
          H43.313 Vitreous membranes and strands, bilateral
          H43.319 Vitreous membranes and strands, unspecified eye
       H43.39 Other vitreous opacities
          Vitreous floaters
          H43.391 Other vitreous opacities, right eye
          H43.392 Other vitreous opacities, left eye
          H43.393 Other vitreous opacities, bilateral
          H43.399 Other vitreous opacities, unspecified eye
    H43.8 Other disorders of vitreous body
       Excludes1: proliferative vitreo-retinopathy with retinal detachment (H33.4-)
       Excludes2: vitreous abscess (H44.02-)
       H43.81 Vitreous degeneration
          Vitreous detachment
          H43.811 Vitreous degeneration, right eye
          H43.812 Vitreous degeneration, left eye
          H43.813 Vitreous degeneration, bilateral
          H43.819 Vitreous degeneration, unspecified eye
       H43.89 Other disorders of vitreous body
    H43.9 Unspecified disorder of vitreous body

## H44 Disorders of globeH44 Disorders of globe

    Includes: disorders affecting multiple structures of eye
    H44.0 Purulent endophthalmitis
       Use additional code to identify organism
       Excludes1: bleb associated endophthalmitis (H59.4-)
       H44.00 Unspecified purulent endophthalmitis
          H44.001 Unspecified purulent endophthalmitis, right eye
          H44.002 Unspecified purulent endophthalmitis, left eye
          H44. ​003 Unspecified purulent endophthalmitis, bilateral
          H44.009 Unspecified purulent endophthalmitis, unspecified eye
       H44.01 Panophthalmitis (acute)
          H44.011 Panophthalmitis (acute), right eye
          H44.012 Panophthalmitis (acute), left eye
          H44.013 Panophthalmitis (acute), bilateral
          H44.019 Panophthalmitis (acute), unspecified eye
       H44.02 Vitreous abscess (chronic)
          H44.021 Vitreous abscess (chronic), right eye
          H44.022 Vitreous abscess (chronic), left eye
          H44.023 Vitreous abscess (chronic), bilateral
          H44.029 Vitreous abscess (chronic), unspecified eye
    H44.1 Other endophthalmitis
       Excludes1: bleb associated endophthalmitis (H59.4-)
       Excludes2: ophthalmia nodosa (H16.2-)
       H44.11 Panuveitis
          H44.111 Panuveitis, right eye
          H44.112 Panuveitis, left eye
          H44.113 Panuveitis, bilateral
          H44.119 Panuveitis, unspecified eye
       H44.12 Parasitic endophthalmitis NOS
          H44.121 Parasitic endophthalmitis NOS, right eye
          H44.122 Parasitic endophthalmitis NOS, left eye
          H44.123 Parasitic endophthalmitis NOS, bilateral
          H44.129 Parasitic endophthalmitis NOS, unspecified eye
       H44.13 Sympathetic uveitis
          H44.131 Sympathetic uveitis, right eye
          H44.132 Sympathetic uveitis, left eye
          H44.133 Sympathetic uveitis, bilateral
          H44.139 Sympathetic uveitis, unspecified eye
       H44.19 Other endophthalmitis
    H44.2 Degenerative myopia
       Malignant myopia
       H44.20 Degenerative myopia, unspecified eye
       H44.21 Degenerative myopia, right eye
       H44.22 Degenerative myopia, left eye
       H44.23 Degenerative myopia, bilateral
    H44.3 Other and unspecified degenerative disorders of globe
       H44.30 Unspecified degenerative disorder of globe
       H44.31 Chalcosis
          H44.311 Chalcosis, right eye
          H44.312 Chalcosis, left eye
          H44.313 Chalcosis, bilateral
          H44. ​319 Chalcosis, unspecified eye
       H44.32 Siderosis of eye
          H44.321 Siderosis of eye, right eye
          H44.322 Siderosis of eye, left eye
          H44.323 Siderosis of eye, bilateral
          H44.329 Siderosis of eye, unspecified eye
       H44.39 Other degenerative disorders of globe
          H44.391 Other degenerative disorders of globe, right eye
          H44.392 Other degenerative disorders of globe, left eye
          H44.393 Other degenerative disorders of globe, bilateral
          H44.399 Other degenerative disorders of globe, unspecified eye
    H44.4 Hypotony of eye
       H44.40 Unspecified hypotony of eye
       H44.41 Flat anterior chamber hypotony of eye
          H44.411 Flat anterior chamber hypotony of right eye
          H44.412 Flat anterior chamber hypotony of left eye
          H44.413 Flat anterior chamber hypotony of eye, bilateral
          H44.419 Flat anterior chamber hypotony of unspecified eye
       H44.42 Hypotony of eye due to ocular fistula
          H44.421 Hypotony of right eye due to ocular fistula
          H44.422 Hypotony of left eye due to ocular fistula
          H44.423 Hypotony of eye due to ocular fistula, bilateral
          H44.429 Hypotony of unspecified eye due to ocular fistula
       H44.43 Hypotony of eye due to other ocular disorders
          H44.431 Hypotony of eye due to other ocular disorders, right eye
          H44.432 Hypotony of eye due to other ocular disorders, left eye
          H44.433 Hypotony of eye due to other ocular disorders, bilateral
          H44.439 Hypotony of eye due to other ocular disorders, unspecified eye
       H44.44 Primary hypotony of eye
          H44.441 Primary hypotony of right eye
          H44.442 Primary hypotony of left eye
          H44.443 Primary hypotony of eye, bilateral
          H44.449 Primary hypotony of unspecified eye
    H44. ​5 Degenerated conditions of globe
       H44.50 Unspecified degenerated conditions of globe
       H44.51 Absolute glaucoma
          H44.511 Absolute glaucoma, right eye
          H44.512 Absolute glaucoma, left eye
          H44.513 Absolute glaucoma, bilateral
          H44.519 Absolute glaucoma, unspecified eye
       H44.52 Atrophy of globe
          Phthisis bulbi
          H44.521 Atrophy of globe, right eye
          H44.522 Atrophy of globe, left eye
          H44.523 Atrophy of globe, bilateral
          H44.529 Atrophy of globe, unspecified eye
       H44.53 Leucocoria
          H44.531 Leucocoria, right eye
          H44.532 Leucocoria, left eye
          H44.533 Leucocoria, bilateral
          H44.539 Leucocoria, unspecified eye
    H44.6 Retained (old) intraocular foreign body, magnetic
       Excludes1: current intraocular foreign body (S05.-)
       Excludes2: retained foreign body in eyelid (H02.81-)
          retained (old) foreign body following penetrating wound of orbit (H05.5-)
       H44.60 Unspecified retained (old) intraocular foreign body, magnetic
          H44.601 Unspecified retained (old) intraocular foreign body, magnetic, right eye
          H44.602 Unspecified retained (old) intraocular foreign body, magnetic, left eye
          H44.603 Unspecified retained (old) intraocular foreign body, magnetic, bilateral
          H44.609 Unspecified retained (old) intraocular foreign body, magnetic, unspecified eye
       H44.61 Retained (old) magnetic foreign body in anterior chamber
          H44.611 Retained (old) magnetic foreign body in anterior chamber, right eye
          H44.612 Retained (old) magnetic foreign body in anterior chamber, left eye
          H44.613 Retained (old) magnetic foreign body in anterior chamber, bilateral
          H44.619 Retained (old) magnetic foreign body in anterior chamber, unspecified eye
       H44.62 Retained (old) magnetic foreign body in iris or ciliary body
          H44. ​621 Retained (old) magnetic foreign body in iris or ciliary body, right eye
          H44.622 Retained (old) magnetic foreign body in iris or ciliary body, left eye
          H44.623 Retained (old) magnetic foreign body in iris or ciliary body, bilateral
          H44.629 Retained (old) magnetic foreign body in iris or ciliary body, unspecified eye
       H44.63 Retained (old) magnetic foreign body in lens
          H44.631 Retained (old) magnetic foreign body in lens, right eye
          H44.632 Retained (old) magnetic foreign body in lens, left eye
          H44.633 Retained (old) magnetic foreign body in lens, bilateral
          H44.639 Retained (old) magnetic foreign body in lens, unspecified eye
       H44.64 Retained (old) magnetic foreign body in posterior wall of globe
          H44.641 Retained (old) magnetic foreign body in posterior wall of globe, right eye
          H44.642 Retained (old) magnetic foreign body in posterior wall of globe, left eye
          H44.643 Retained (old) magnetic foreign body in posterior wall of globe, bilateral
          H44.649 Retained (old) magnetic foreign body in posterior wall of globe, unspecified eye
       H44.65 Retained (old) magnetic foreign body in vitreous body
          H44.651 Retained (old) magnetic foreign body in vitreous body, right eye
          H44.652 Retained (old) magnetic foreign body in vitreous body, left eye
          H44.653 Retained (old) magnetic foreign body in vitreous body, bilateral
          H44.659 Retained (old) magnetic foreign body in vitreous body, unspecified eye
       H44.69 Retained (old) intraocular foreign body, magnetic, in other or multiple sites
          H44.691 Retained (old) intraocular foreign body, magnetic, in other or multiple sites, right eye
          H44.692 Retained (old) intraocular foreign body, magnetic, in other or multiple sites, left eye
          H44. ​693 Retained (old) intraocular foreign body, magnetic, in other or multiple sites, bilateral
          H44.699 Retained (old) intraocular foreign body, magnetic, in other or multiple sites, unspecified eye
    H44.7 Retained (old) intraocular foreign body, nonmagnetic
       Excludes1: current intraocular foreign body (S05.-)
       Excludes2: retained foreign body in eyelid (H02.81-)
          retained (old) foreign body following penetrating wound of orbit (H05.5-)
       H44.70 Unspecified retained (old) intraocular foreign body, nonmagnetic
          H44.701 Unspecified retained (old) intraocular foreign body, nonmagnetic, right eye
          H44.702 Unspecified retained (old) intraocular foreign body, nonmagnetic, left eye
          H44.703 Unspecified retained (old) intraocular foreign body, nonmagnetic, bilateral
          H44.709 Unspecified retained (old) intraocular foreign body, nonmagnetic, unspecified eye
             Retained (old) intraocular foreign body NOS
       H44.71 Retained (nonmagnetic) (old) foreign body in anterior chamber
          H44.711 Retained (nonmagnetic) (old) foreign body in anterior chamber, right eye
          H44.712 Retained (nonmagnetic) (old) foreign body in anterior chamber, left eye
          H44.713 Retained (nonmagnetic) (old) foreign body in anterior chamber, bilateral
          H44.719 Retained (nonmagnetic) (old) foreign body in anterior chamber, unspecified eye
       H44.72 Retained (nonmagnetic) (old) foreign body in iris or ciliary body
          H44.721 Retained (nonmagnetic) (old) foreign body in iris or ciliary body, right eye
          H44.722 Retained (nonmagnetic) (old) foreign body in iris or ciliary body, left eye
          H44.723 Retained (nonmagnetic) (old) foreign body in iris or ciliary body, bilateral
          H44.729 Retained (nonmagnetic) (old) foreign body in iris or ciliary body, unspecified eye
       H44.73 Retained (nonmagnetic) (old) foreign body in lens
          H44.731 Retained (nonmagnetic) (old) foreign body in lens, right eye
          H44. ​732 Retained (nonmagnetic) (old) foreign body in lens, left eye
          H44.733 Retained (nonmagnetic) (old) foreign body in lens, bilateral
          H44.739 Retained (nonmagnetic) (old) foreign body in lens, unspecified eye
       H44.74 Retained (nonmagnetic) (old) foreign body in posterior wall of globe
          H44.741 Retained (nonmagnetic) (old) foreign body in posterior wall of globe, right eye
          H44.742 Retained (nonmagnetic) (old) foreign body in posterior wall of globe, left eye
          H44.743 Retained (nonmagnetic) (old) foreign body in posterior wall of globe, bilateral
          H44.749 Retained (nonmagnetic) (old) foreign body in posterior wall of globe, unspecified eye
       H44.75 Retained (nonmagnetic) (old) foreign body in vitreous body
          H44.751 Retained (nonmagnetic) (old) foreign body in vitreous body, right eye
          H44.752 Retained (nonmagnetic) (old) foreign body in vitreous body, left eye
          H44.753 Retained (nonmagnetic) (old) foreign body in vitreous body, bilateral
          H44.759 Retained (nonmagnetic) (old) foreign body in vitreous body, unspecified eye
       H44.79 Retained (old) intraocular foreign body, nonmagnetic, in other or multiple sites
          H44.791 Retained (old) intraocular foreign body, nonmagnetic, in other or multiple sites, right eye
          H44.792 Retained (old) intraocular foreign body, nonmagnetic, in other or multiple sites, left eye
          H44.793 Retained (old) intraocular foreign body, nonmagnetic, in other or multiple sites, bilateral
          H44.799 Retained (old) intraocular foreign body, nonmagnetic, in other or multiple sites, unspecified eye
    H44.8 Other disorders of globe
       H44.81 Hemophthalmos
          H44.811 Hemophthalmos, right eye
          H44.812 Hemophthalmos, left eye
          H44.813 Hemophthalmos, bilateral
          H44.819 Hemophthalmos, unspecified eye
       H44. ​82 Luxation of globe
          H44.821 Luxation of globe, right eye
          H44.822 Luxation of globe, left eye
          H44.823 Luxation of globe, bilateral
          H44.829 Luxation of globe, unspecified eye
       H44.89 Other disorders of globe
    H44.9 Unspecified disorder of globe

# Disorders of optic nerve and visual pathways (H46-H47)Disorders of optic nerve and visual pathways (H46-H47)
## H46 Optic neuritisH46 Optic neuritis

    Excludes2: ischemic optic neuropathy (H47.01-)
       neuromyelitis optica [Devic] (G36.0)
    H46.0 Optic papillitis
       H46.00 Optic papillitis, unspecified eye
       H46.01 Optic papillitis, right eye
       H46.02 Optic papillitis, left eye
       H46.03 Optic papillitis, bilateral
    H46.1 Retrobulbar neuritis
       Retrobulbar neuritis NOS
       Excludes1: syphilitic retrobulbar neuritis (A52.15)
       H46.10 Retrobulbar neuritis, unspecified eye
       H46.11 Retrobulbar neuritis, right eye
       H46.12 Retrobulbar neuritis, left eye
       H46.13 Retrobulbar neuritis, bilateral
    H46.2 Nutritional optic neuropathy
    H46.3 Toxic optic neuropathy
       Code first (T51-T65) to identify cause
    H46.8 Other optic neuritis
    H46.9 Unspecified optic neuritis

## H47 Other disorders of optic [2nd] nerve and visual pathwaysH47 Other disorders of optic [2nd] nerve and visual pathways

    H47.0 Disorders of optic nerve, not elsewhere classified
       H47.01 Ischemic optic neuropathy
          H47.011 Ischemic optic neuropathy, right eye
          H47.012 Ischemic optic neuropathy, left eye
          H47.013 Ischemic optic neuropathy, bilateral
          H47.019 Ischemic optic neuropathy, unspecified eye
       H47.02 Hemorrhage in optic nerve sheath
          H47.021 Hemorrhage in optic nerve sheath, right eye
          H47.022 Hemorrhage in optic nerve sheath, left eye
          H47.023 Hemorrhage in optic nerve sheath, bilateral
          H47.029 Hemorrhage in optic nerve sheath, unspecified eye
       H47.03 Optic nerve hypoplasia
          H47.031 Optic nerve hypoplasia, right eye
          H47. ​032 Optic nerve hypoplasia, left eye
          H47.033 Optic nerve hypoplasia, bilateral
          H47.039 Optic nerve hypoplasia, unspecified eye
       H47.09 Other disorders of optic nerve, not elsewhere classified
          Compression of optic nerve
          H47.091 Other disorders of optic nerve, not elsewhere classified, right eye
          H47.092 Other disorders of optic nerve, not elsewhere classified, left eye
          H47.093 Other disorders of optic nerve, not elsewhere classified, bilateral
          H47.099 Other disorders of optic nerve, not elsewhere classified, unspecified eye
    H47.1 Papilledema
       H47.10 Unspecified papilledema
       H47.11 Papilledema associated with increased intracranial pressure
       H47.12 Papilledema associated with decreased ocular pressure
       H47.13 Papilledema associated with retinal disorder
       H47.14 Foster-Kennedy syndrome
          H47.141 Foster-Kennedy syndrome, right eye
          H47.142 Foster-Kennedy syndrome, left eye
          H47.143 Foster-Kennedy syndrome, bilateral
          H47.149 Foster-Kennedy syndrome, unspecified eye
    H47.2 Optic atrophy
       H47.20 Unspecified optic atrophy
       H47.21 Primary optic atrophy
          H47.211 Primary optic atrophy, right eye
          H47.212 Primary optic atrophy, left eye
          H47.213 Primary optic atrophy, bilateral
          H47.219 Primary optic atrophy, unspecified eye
       H47.22 Hereditary optic atrophy
          Leber?s optic atrophy
       H47.23 Glaucomatous optic atrophy
          H47.231 Glaucomatous optic atrophy, right eye
          H47.232 Glaucomatous optic atrophy, left eye
          H47.233 Glaucomatous optic atrophy, bilateral
          H47.239 Glaucomatous optic atrophy, unspecified eye
       H47.29 Other optic atrophy
          Temporal pallor of optic disc
          H47.291 Other optic atrophy, right eye
          H47.292 Other optic atrophy, left eye
          H47.293 Other optic atrophy, bilateral
          H47. ​299 Other optic atrophy, unspecified eye
    H47.3 Other disorders of optic disc
       H47.31 Coloboma of optic disc
          H47.311 Coloboma of optic disc, right eye
          H47.312 Coloboma of optic disc, left eye
          H47.313 Coloboma of optic disc, bilateral
          H47.319 Coloboma of optic disc, unspecified eye
       H47.32 Drusen of optic disc
          H47.321 Drusen of optic disc, right eye
          H47.322 Drusen of optic disc, left eye
          H47.323 Drusen of optic disc, bilateral
          H47.329 Drusen of optic disc, unspecified eye
       H47.33 Pseudopapilledema of optic disc
          H47.331 Pseudopapilledema of optic disc, right eye
          H47.332 Pseudopapilledema of optic disc, left eye
          H47.333 Pseudopapilledema of optic disc, bilateral
          H47.339 Pseudopapilledema of optic disc, unspecified eye
       H47.39 Other disorders of optic disc
          H47.391 Other disorders of optic disc, right eye
          H47.392 Other disorders of optic disc, left eye
          H47.393 Other disorders of optic disc, bilateral
          H47.399 Other disorders of optic disc, unspecified eye
    H47.4 Disorders of optic chiasm
       Code also underlying condition
       H47.41 Disorders of optic chiasm in (due to) inflammatory disorders
       H47.42 Disorders of optic chiasm in (due to) neoplasm
       H47.43 Disorders of optic chiasm in (due to) vascular disorders
       H47.49 Disorders of optic chiasm in (due to) other disorders
    H47.5 Disorders of other visual pathways
       Disorders of optic tracts, geniculate nuclei and optic radiations
       Code also underlying condition
       H47.51 Disorders of visual pathways in (due to) inflammatory disorders
          H47.511 Disorders of visual pathways in (due to) inflammatory disorders, right side
          H47.512 Disorders of visual pathways in (due to) inflammatory disorders, left side
          H47.519 Disorders of visual pathways in (due to) inflammatory disorders, unspecified side
       H47.52 Disorders of visual pathways in (due to) neoplasm
          H47. ​521 Disorders of visual pathways in (due to) neoplasm, right side
          H47.522 Disorders of visual pathways in (due to) neoplasm, left side
          H47.529 Disorders of visual pathways in (due to) neoplasm, unspecified side
       H47.53 Disorders of visual pathways in (due to) vascular disorders
          H47.531 Disorders of visual pathways in (due to) vascular disorders, right side
          H47.532 Disorders of visual pathways in (due to) vascular disorders, left side
          H47.539 Disorders of visual pathways in (due to) vascular disorders, unspecified side
    H47.6 Disorders of visual cortex
       Code also underlying condition
       Excludes1: injury to visual cortex S04.04
       H47.61 Cortical blindness
          H47.611 Cortical blindness, right side of brain
          H47.612 Cortical blindness, left side of brain
          H47.619 Cortical blindness, unspecified side of brain
       H47.62 Disorders of visual cortex in (due to) inflammatory disorders
          H47.621 Disorders of visual cortex in (due to) inflammatory disorders, right side of brain
          H47.622 Disorders of visual cortex in (due to) inflammatory disorders, left side of brain
          H47.629 Disorders of visual cortex in (due to) inflammatory disorders, unspecified side of brain
       H47.63 Disorders of visual cortex in (due to) neoplasm
          H47.631 Disorders of visual cortex in (due to) neoplasm, right side of brain
          H47.632 Disorders of visual cortex in (due to) neoplasm, left side of brain
          H47.639 Disorders of visual cortex in (due to) neoplasm, unspecified side of brain
       H47.64 Disorders of visual cortex in (due to) vascular disorders
          H47.641 Disorders of visual cortex in (due to) vascular disorders, right side of brain
          H47.642 Disorders of visual cortex in (due to) vascular disorders, left side of brain
          H47. ​649 Disorders of visual cortex in (due to) vascular disorders, unspecified side of brain
    H47.9 Unspecified disorder of visual pathways

# Disorders of ocular muscles, binocular movement, accommodation and refraction (H49-H52)Disorders of ocular muscles, binocular movement, accommodation and refraction (H49-H52)

    Excludes2: nystagmus and other irregular eye movements (H55)

## H49 Paralytic strabismusH49 Paralytic strabismus

    Excludes2: internal ophthalmoplegia (H52.51-)
       internuclear ophthalmoplegia (H51.2-)
       progressive supranuclear ophthalmoplegia (G23.1)
    H49.0 Third [oculomotor] nerve palsy
       H49.00 Third [oculomotor] nerve palsy, unspecified eye
       H49.01 Third [oculomotor] nerve palsy, right eye
       H49.02 Third [oculomotor] nerve palsy, left eye
       H49.03 Third [oculomotor] nerve palsy, bilateral
    H49.1 Fourth [trochlear] nerve palsy
       H49.10 Fourth [trochlear] nerve palsy, unspecified eye
       H49.11 Fourth [trochlear] nerve palsy, right eye
       H49.12 Fourth [trochlear] nerve palsy, left eye
       H49.13 Fourth [trochlear] nerve palsy, bilateral
    H49.2 Sixth [abducent] nerve palsy
       H49.20 Sixth [abducent] nerve palsy, unspecified eye
       H49.21 Sixth [abducent] nerve palsy, right eye
       H49.22 Sixth [abducent] nerve palsy, left eye
       H49.23 Sixth [abducent] nerve palsy, bilateral
    H49.3 Total (external) ophthalmoplegia
       H49.30 Total (external) ophthalmoplegia, unspecified eye
       H49.31 Total (external) ophthalmoplegia, right eye
       H49.32 Total (external) ophthalmoplegia, left eye
       H49.33 Total (external) ophthalmoplegia, bilateral
    H49.4 Progressive external ophthalmoplegia
       Excludes1: Kearns-Sayre syndrome (H49.81-)
       H49.40 Progressive external ophthalmoplegia, unspecified eye
       H49.41 Progressive external ophthalmoplegia, right eye
       H49.42 Progressive external ophthalmoplegia, left eye
       H49.43 Progressive external ophthalmoplegia, bilateral
    H49.8 Other paralytic strabismus
       H49.81 Kearns-Sayre syndrome
          Progressive external ophthalmoplegia with pigmentary retinopathy
          Use additional code for other manifestation, such as:
             heart block (I45.9)
          H49. ​811 Kearns-Sayre syndrome, right eye
          H49.812 Kearns-Sayre syndrome, left eye
          H49.813 Kearns-Sayre syndrome, bilateral
          H49.819 Kearns-Sayre syndrome, unspecified eye
       H49.88 Other paralytic strabismus
          External ophthalmoplegia NOS
          H49.881 Other paralytic strabismus, right eye
          H49.882 Other paralytic strabismus, left eye
          H49.883 Other paralytic strabismus, bilateral
          H49.889 Other paralytic strabismus, unspecified eye
    H49.9 Unspecified paralytic strabismus

## H50 Other strabismusH50 Other strabismus

    H50.0 Esotropia
       Convergent concomitant strabismus
       Excludes1: intermittent esotropia (H50.31-, H50.32)
       H50.00 Unspecified esotropia
       H50.01 Monocular esotropia
          H50.011 Monocular esotropia, right eye
          H50.012 Monocular esotropia, left eye
       H50.02 Monocular esotropia with A pattern
          H50.021 Monocular esotropia with A pattern, right eye
          H50.022 Monocular esotropia with A pattern, left eye
       H50.03 Monocular esotropia with V pattern
          H50.031 Monocular esotropia with V pattern, right eye
          H50.032 Monocular esotropia with V pattern, left eye
       H50.04 Monocular esotropia with other noncomitancies
          H50.041 Monocular esotropia with other noncomitancies, right eye
          H50.042 Monocular esotropia with other noncomitancies, left eye
       H50.05 Alternating esotropia
       H50.06 Alternating esotropia with A pattern
       H50.07 Alternating esotropia with V pattern
       H50.08 Alternating esotropia with other noncomitancies
    H50.1 Exotropia
       Divergent concomitant strabismus
       Excludes1: intermittent exotropia (H50.33-, H50.34)
       H50.10 Unspecified exotropia
       H50.11 Monocular exotropia
          H50.111 Monocular exotropia, right eye
          H50.112 Monocular exotropia, left eye
       H50.12 Monocular exotropia with A pattern
          H50. ​121 Monocular exotropia with A pattern, right eye
          H50.122 Monocular exotropia with A pattern, left eye
       H50.13 Monocular exotropia with V pattern
          H50.131 Monocular exotropia with V pattern, right eye
          H50.132 Monocular exotropia with V pattern, left eye
       H50.14 Monocular exotropia with other noncomitancies
          H50.141 Monocular exotropia with other noncomitancies, right eye
          H50.142 Monocular exotropia with other noncomitancies, left eye
       H50.15 Alternating exotropia
       H50.16 Alternating exotropia with A pattern
       H50.17 Alternating exotropia with V pattern
       H50.18 Alternating exotropia with other noncomitancies
    H50.2 Vertical strabismus
       Hypertropia
       H50.21 Vertical strabismus, right eye
       H50.22 Vertical strabismus, left eye
    H50.3 Intermittent heterotropia
       H50.30 Unspecified intermittent heterotropia
       H50.31 Intermittent monocular esotropia
          H50.311 Intermittent monocular esotropia, right eye
          H50.312 Intermittent monocular esotropia, left eye
       H50.32 Intermittent alternating esotropia
       H50.33 Intermittent monocular exotropia
          H50.331 Intermittent monocular exotropia, right eye
          H50.332 Intermittent monocular exotropia, left eye
       H50.34 Intermittent alternating exotropia
    H50.4 Other and unspecified heterotropia
       H50.40 Unspecified heterotropia
       H50.41 Cyclotropia
          H50.411 Cyclotropia, right eye
          H50.412 Cyclotropia, left eye
       H50.42 Monofixation syndrome
       H50.43 Accommodative component in esotropia
    H50.5 Heterophoria
       H50.50 Unspecified heterophoria
       H50.51 Esophoria
       H50.52 Exophoria
       H50.53 Vertical heterophoria
       H50.54 Cyclophoria
       H50.55 Alternating heterophoria
    H50.6 Mechanical strabismus
       H50. ​60 Mechanical strabismus, unspecified
       H50.61 Brown's sheath syndrome
          H50.611 Brown's sheath syndrome, right eye
          H50.612 Brown's sheath syndrome, left eye
       H50.69 Other mechanical strabismus
          Strabismus due to adhesions
          Traumatic limitation of duction of eye muscle
    H50.8 Other specified strabismus
       H50.81 Duane's syndrome
          H50.811 Duane's syndrome, right eye
          H50.812 Duane's syndrome, left eye
       H50.89 Other specified strabismus
    H50.9 Unspecified strabismus

## H51 Other disorders of binocular movementH51 Other disorders of binocular movement

    H51.0 Palsy (spasm) of conjugate gaze
       H51.1 Convergence insufficiency and excess
       H51.11 Convergence insufficiency
       H51.12 Convergence excess
    H51.2 Internuclear ophthalmoplegia
       H51.20 Internuclear ophthalmoplegia, unspecified eye
       H51.21 Internuclear ophthalmoplegia, right eye
       H51.22 Internuclear ophthalmoplegia, left eye
       H51.23 Internuclear ophthalmoplegia, bilateral
    H51.8 Other specified disorders of binocular movement
    H51.9 Unspecified disorder of binocular movement

## H52 Disorders of refraction and accommodationH52 Disorders of refraction and accommodation

    H52.0 Hypermetropia
       H52.00 Hypermetropia, unspecified eye
       H52.01 Hypermetropia, right eye
       H52.02 Hypermetropia, left eye
       H52.03 Hypermetropia, bilateral
    H52.1 Myopia
       Excludes1: degenerative myopia (H44.2-)
       H52.10 Myopia, unspecified eye
       H52.11 Myopia, right eye
       H52.12 Myopia, left eye
       H52.13 Myopia, bilateral
    H52.2 Astigmatism
       H52.20 Unspecified astigmatism
          H52.201 Unspecified astigmatism, right eye
          H52.202 Unspecified astigmatism, left eye
          H52.203 Unspecified astigmatism, bilateral
          H52.209 Unspecified astigmatism, unspecified eye
       H52.21 Irregular astigmatism
          H52.211 Irregular astigmatism, right eye
          H52. ​212 Irregular astigmatism, left eye
          H52.213 Irregular astigmatism, bilateral
          H52.219 Irregular astigmatism, unspecified eye
       H52.22 Regular astigmatism
          H52.221 Regular astigmatism, right eye
          H52.222 Regular astigmatism, left eye
          H52.223 Regular astigmatism, bilateral
          H52.229 Regular astigmatism, unspecified eye
    H52.3 Anisometropia and aniseikonia
       H52.31 Anisometropia
       H52.32 Aniseikonia
    H52.4 Presbyopia
    H52.5 Disorders of accommodation
       H52.51 Internal ophthalmoplegia (complete) (total)
          H52.511 Internal ophthalmoplegia (complete) (total), right eye
          H52.512 Internal ophthalmoplegia (complete) (total), left eye
          H52.513 Internal ophthalmoplegia (complete) (total), bilateral
          H52.519 Internal ophthalmoplegia (complete) (total), unspecified eye
       H52.52 Paresis of accommodation
          H52.521 Paresis of accommodation, right eye
          H52.522 Paresis of accommodation, left eye
          H52.523 Paresis of accommodation, bilateral
          H52.529 Paresis of accommodation, unspecified eye
       H52.53 Spasm of accommodation
          H52.531 Spasm of accommodation, right eye
          H52.532 Spasm of accommodation, left eye
          H52.533 Spasm of accommodation, bilateral
          H52.539 Spasm of accommodation, unspecified eye
    H52.6 Other disorders of refraction
    H52.7 Unspecified disorder of refraction

# Visual disturbances and blindness (H53-H54)Visual disturbances and blindness (H53-H54)
## H53 Visual disturbancesH53 Visual disturbances

    H53.0 Amblyopia ex anopsia
       Excludes1: amblyopia due to vitamin A deficiency (E50.5)
       H53.00 Unspecified amblyopia
          H53.001 Unspecified amblyopia, right eye
          H53.002 Unspecified amblyopia, left eye
          H53.003 Unspecified amblyopia, bilateral
          H53.009 Unspecified amblyopia, unspecified eye
       H53. ​01 Deprivation amblyopia
          H53.011 Deprivation amblyopia, right eye
          H53.012 Deprivation amblyopia, left eye
          H53.013 Deprivation amblyopia, bilateral
          H53.019 Deprivation amblyopia, unspecified eye
       H53.02 Refractive amblyopia
          H53.021 Refractive amblyopia, right eye
          H53.022 Refractive amblyopia, left eye
          H53.023 Refractive amblyopia, bilateral
          H53.029 Refractive amblyopia, unspecified eye
       H53.03 Strabismic amblyopia
          Excludes1: strabismus (H50.-)
          H53.031 Strabismic amblyopia, right eye
          H53.032 Strabismic amblyopia, left eye
          H53.033 Strabismic amblyopia, bilateral
          H53.039 Strabismic amblyopia, unspecified eye
    H53.1 Subjective visual disturbances
       Excludes1: subjective visual disturbances due to vitamin A deficiency (E50.5)
          visual hallucinations (R44.1)
       H53.10 Unspecified subjective visual disturbances
       H53.11 Day blindness
          Hemeralopia
       H53.12 Transient visual loss
          Scintillating scotoma
          Excludes1: amaurosis fugax (G45.3-)
             transient retinal artery occlusion (H34.0-)
          H53.121 Transient visual loss, right eye
          H53.122 Transient visual loss, left eye
          H53.123 Transient visual loss, bilateral
          H53.129 Transient visual loss, unspecified eye
       H53.13 Sudden visual loss
          H53.131 Sudden visual loss, right eye
          H53.132 Sudden visual loss, left eye
          H53.133 Sudden visual loss, bilateral
          H53.139 Sudden visual loss, unspecified eye
       H53.14 Visual discomfort
          Asthenopia
          Photophobia
          H53.141 Visual discomfort, right eye
          H53.142 Visual discomfort, left eye
          H53.143 Visual discomfort, bilateral
          H53.149 Visual discomfort, unspecified
       H53.15 Visual distortions of shape and size
          Metamorphopsia
       H53.16 Psychophysical visual disturbances
          Prosopagnosia
          ​Visual object agnosia
       H53.19 Other subjective visual disturbances
          Visual halos
    H53.2 Diplopia
       Double vision
    H53.3 Other and unspecified disorders of binocular vision
       H53.30 Unspecified disorder of binocular vision
       H53.31 Abnormal retinal correspondence
       H53.32 Fusion with defective stereopsis
       H53.33 Simultaneous visual perception without fusion
       H53.34 Suppression of binocular vision
    H53.4 Visual field defects
       H53.40 Unspecified visual field defects
       H53.41 Scotoma involving central area
          Central scotoma
          H53.411 Scotoma involving central area, right eye
          H53.412 Scotoma involving central area, left eye
          H53.413 Scotoma involving central area, bilateral
          H53.419 Scotoma involving central area, unspecified eye
       H53.42 Scotoma of blind spot area
          Enlarged blind spot
          H53.421 Scotoma of blind spot area, right eye
          H53.422 Scotoma of blind spot area, left eye
          H53.423 Scotoma of blind spot area, bilateral
          H53.429 Scotoma of blind spot area, unspecified eye
       H53.43 Sector or arcuate defects
          Arcuate scotoma
          Bjerrum scotoma
          H53.431 Sector or arcuate defects, right eye
          H53.432 Sector or arcuate defects, left eye
          H53.433 Sector or arcuate defects, bilateral
          H53.439 Sector or arcuate defects, unspecified eye
       H53.45 Other localized visual field defect
          Peripheral visual field defect
          Ring scotoma NOS
          Scotoma NOS
          H53.451 Other localized visual field defect, right eye
          H53.452 Other localized visual field defect, left eye
          H53.453 Other localized visual field defect, bilateral
          H53.459 Other localized visual field defect, unspecified eye
       H53.46 Homonymous bilateral field defects
          Homonymous hemianop(s)ia
          Quadrant anop(s)ia
          H53. ​461 Homonymous bilateral field defects, right side
          H53.462 Homonymous bilateral field defects, left side
          H53.469 Homonymous bilateral field defects, unspecified side
             Homonymous bilateral field defects NOS
       H53.47 Heteronymous bilateral field defects
          Heteronymous hemianop(s)ia
       H53.48 Generalized contraction of visual field
          H53.481 Generalized contraction of visual field, right eye
          H53.482 Generalized contraction of visual field, left eye
          H53.483 Generalized contraction of visual field, bilateral
          H53.489 Generalized contraction of visual field, unspecified eye
    H53.5 Color vision deficiencies
       Color blindness
       Excludes2: day blindness (H53.11)
       H53.50 Unspecified color vision deficiencies
          Color blindness NOS
       H53.51 Achromatopsia
       H53.52 Acquired color vision deficiency
       H53.53 Deuteranomaly
          Deuteranopia
       H53.54 Protanomaly
          Protanopia
       H53.55 Tritanomaly
          Tritanopia
       H53.59 Other color vision deficiencies
    H53.6 Night blindness
       Excludes1: night blindness due to vitamin A deficiency (E50.5)
       H53.60 Unspecified night blindness
       H53.61 Abnormal dark adaptation curve
       H53.62 Acquired night blindness
       H53.63 Congenital night blindness
       H53.69 Other night blindness
    H53.7 Vision sensitivity deficiencies
       H53.71 Glare sensitivity
       H53.72 Impaired contrast sensitivity
    H53.8 Other visual disturbances
    H53.9 Unspecified visual disturbance

## H54 Blindness and low visionH54 Blindness and low vision

    Note: For definition of visual impairment categories see table below
    Code first any associated underlying cause of the blindness
    Excludes1: amaurosis fugax (G45.3)
    H54. ​0 Blindness, both eyes
       Visual impairment categories 3, 4, 5 in both eyes.
    H54.1 Blindness, one eye, low vision other eye
       Visual impairment categories 3, 4, 5 in one eye, with categories 1 or 2 in the other eye.
       H54.10 Blindness, one eye, low vision other eye, unspecified eyes
       H54.11 Blindness, right eye, low vision left eye
       H54.12 Blindness, left eye, low vision right eye
    H54.2 Low vision, both eyes
       Visual impairment categories 1 or 2 in both eyes.
    H54.3 Unqualified visual loss, both eyes
       Visual impairment category 9 in both eyes.
    H54.4 Blindness, one eye
       Visual impairment categories 3, 4, 5 in one eye [normal vision in other eye]
       H54.40 Blindness, one eye, unspecified eye
       H54.41 Blindness, right eye, normal vision left eye
       H54.42 Blindness, left eye, normal vision right eye
    H54.5 Low vision, one eye
       Visual impairment categories 1 or 2 in one eye [normal vision in other eye].
       H54.50 Low vision, one eye, unspecified eye
       H54.51 Low vision, right eye, normal vision left eye
       H54.52 Low vision, left eye, normal vision right eye
    H54.6 Unqualified visual loss, one eye
       Visual impairment category 9 in one eye [normal vision in other eye].
       H54.60 Unqualified visual loss, one eye, unspecified
       H54.61 Unqualified visual loss, right eye, normal vision left eye
       H54.62 Unqualified visual loss, left eye, normal vision right eye
    H54.7 Unspecified visual loss
       Visual impairment category 9 NOS
    H54.8 Legal blindness, as defined in USA
       Blindness NOS according to USA definition
       Excludes1: legal blindness with specification of impairment level (H54.0-H54.7)
    Note: The table below gives a classification of severity of visual impairment recommended by a WHO Study Group on the Prevention of Blindness, Geneva, 6-10 November 1972.?
    The term "low vision" in category H54 comprises categories 1 and 2 of the table, the term "blindness" categories 3, 4 and 5, and the term "unqualified visual loss" category 9. ​
| Category of visual impairment | Visual acuity with best possible correction | Visual acuity with best possible correction |
| | Maximum less than: | Minimum equal to or better than: |
| 1 | 6/18 | 6/60 |
| 1 | 3/10 (0.3) | 1/10 (0.1) |
| 1 | 20/70 | 20/200 |
| 2 | 6/60 | 3/60 |
| 2 | 1/10 (0.1) | 1/20 (0.5) |
| 2 | 20/200 | 20/400 |
| 3 | 3/60 | 1/60 (finger counting at one meter) |
| 3 | 1/20 (0.05) | 1/50 (0.02) |
| 3 | 20/400 | 5/300 (20/1200) |
| 4 | 1/60 (finger counting at one meter) | Light perception |
| 4 | 1/50 (0.02) | |
| 4 | 5/300 | |
| 5 | No light perception | |
| 9 | Undetermined or unspecified | |

# Other disorders of eye and adnexa (H55-H59)Other disorders of eye and adnexa (H55-H59)
## H55 Nystagmus and other irregular eye movementsH55 Nystagmus and other irregular eye movements

    H55.0 Nystagmus
       H55.00 Unspecified nystagmus
       H55.01 Congenital nystagmus
       H55.02 Latent nystagmus
       H55.03 Visual deprivation nystagmus
       H55.04 Dissociated nystagmus
       H55.09 Other forms of nystagmus
    H55.8 Other irregular eye movements
       H55. ​81 Saccadic eye movements
       H55.89 Other irregular eye movements

## H57 Other disorders of eye and adnexaH57 Other disorders of eye and adnexa

    H57.0 Anomalies of pupillary function
       H57.00 Unspecified anomaly of pupillary function
       H57.01 Argyll Robertson pupil, atypical
          Excludes1: syphilitic Argyll Robertson pupil (A52.19)
       H57.02 Anisocoria
       H57.03 Miosis
       H57.04 Mydriasis
       H57.05 Tonic pupil
          H57.051 Tonic pupil, right eye
          H57.052 Tonic pupil, left eye
          H57.053 Tonic pupil, bilateral
          H57.059 Tonic pupil, unspecified eye
       H57.09 Other anomalies of pupillary function
    H57.1 Ocular pain
       H57.10 Ocular pain, unspecified eye
       H57.11 Ocular pain, right eye
       H57.12 Ocular pain, left eye
       H57.13 Ocular pain, bilateral
    H57.8 Other specified disorders of eye and adnexa
    H57.9 Unspecified disorder of eye and adnexa

## H59 Intraoperative and postprocedural complications and disorders of eye and adnexa, not elsewhere classifiedH59 Intraoperative and postprocedural complications and disorders of eye and adnexa, not elsewhere classified

    Excludes1: mechanical complication of intraocular lens (T85.2)
       mechanical complication of other ocular prosthetic devices, implants and grafts (T85.3)
       pseudophakia (Z96.1)
       secondary cataracts (H26.4-)
    H59.0 Disorders of the eye following cataract surgery
       H59.01 Keratopathy (bullous aphakic) following cataract surgery
          Vitreal corneal syndrome
          Vitreous (touch) syndrome
          H59.011 Keratopathy (bullous aphakic) following cataract surgery, right eye
          H59.012 Keratopathy (bullous aphakic) following cataract surgery, left eye
          H59.013 Keratopathy (bullous aphakic) following cataract surgery, bilateral
          H59.019 Keratopathy (bullous aphakic) following cataract surgery, unspecified eye
       H59.02 Cataract (lens) fragments in eye following cataract surgery
          H59. ​021 Cataract (lens) fragments in eye following cataract surgery, right eye
          H59.022 Cataract (lens) fragments in eye following cataract surgery, left eye
          H59.023 Cataract (lens) fragments in eye following cataract surgery, bilateral
          H59.029 Cataract (lens) fragments in eye following cataract surgery, unspecified eye
       H59.03 Cystoid macular edema following cataract surgery
          H59.031 Cystoid macular edema following cataract surgery, right eye
          H59.032 Cystoid macular edema following cataract surgery, left eye
          H59.033 Cystoid macular edema following cataract surgery, bilateral
          H59.039 Cystoid macular edema following cataract surgery, unspecified eye
       H59.09 Other disorders of the eye following cataract surgery
          H59.091 Other disorders of the right eye following cataract surgery
          H59.092 Other disorders of the left eye following cataract surgery
          H59.093 Other disorders of the eye following cataract surgery, bilateral
          H59.099 Other disorders of unspecified eye following cataract surgery
    H59.1 Intraoperative hemorrhage and hematoma of eye and adnexa complicating a procedure
       Excludes1: intraoperative hemorrhage and hematoma of eye and adnexa due to accidental puncture or laceration during a procedure (H59.2-)
       H59.11 Intraoperative hemorrhage and hematoma of eye and adnexa complicating an ophthalmic procedure
          H59.111 Intraoperative hemorrhage and hematoma of right eye and adnexa complicating an ophthalmic procedure
          H59.112 Intraoperative hemorrhage and hematoma of left eye and adnexa complicating an ophthalmic procedure
          H59.113 Intraoperative hemorrhage and hematoma of eye and adnexa complicating an ophthalmic procedure, bilateral
          H59. ​119 Intraoperative hemorrhage and hematoma of unspecified eye and adnexa complicating an ophthalmic procedure
       H59.12 Intraoperative hemorrhage and hematoma of eye and adnexa complicating other procedure
          H59.121 Intraoperative hemorrhage and hematoma of right eye and adnexa complicating other procedure
          H59.122 Intraoperative hemorrhage and hematoma of left eye and adnexa complicating other procedure
          H59.123 Intraoperative hemorrhage and hematoma of eye and adnexa complicating other procedure, bilateral
          H59.129 Intraoperative hemorrhage and hematoma of unspecified eye and adnexa complicating other procedure
    H59.2 Accidental puncture and laceration of eye and adnexa during a procedure
       H59.21 Accidental puncture and laceration of eye and adnexa during an ophthalmic procedure
          H59.211 Accidental puncture and laceration of right eye and adnexa during an ophthalmic procedure
          H59.212 Accidental puncture and laceration of left eye and adnexa during an ophthalmic procedure
          H59.213 Accidental puncture and laceration of eye and adnexa during an ophthalmic procedure, bilateral
          H59.219 Accidental puncture and laceration of unspecified eye and adnexa during an ophthalmic procedure
       H59.22 Accidental puncture and laceration of eye and adnexa during other procedure
          H59.221 Accidental puncture and laceration of right eye and adnexa during other procedure
          H59.222 Accidental puncture and laceration of left eye and adnexa during other procedure
          H59.223 Accidental puncture and laceration of eye and adnexa during other procedure, bilateral
          H59.229 Accidental puncture and laceration of unspecified eye and adnexa during other procedure
    H59. ​3 Postprocedural hemorrhage and hematoma of eye and adnexa following a procedure
       H59.31 Postprocedural hemorrhage and hematoma of eye and adnexa following an ophthalmic procedure
          H59.311 Postprocedural hemorrhage and hematoma of right eye and adnexa following an ophthalmic procedure
          H59.312 Postprocedural hemorrhage and hematoma of left eye and adnexa following an ophthalmic procedure
          H59.313 Postprocedural hemorrhage and hematoma of eye and adnexa following an ophthalmic procedure, bilateral
          H59.319 Postprocedural hemorrhage and hematoma of unspecified eye and adnexa following an ophthalmic procedure
       H59.32 Postprocedural hemorrhage and hematoma of eye and adnexa following other procedure
          H59.321 Postprocedural hemorrhage and hematoma of right eye and adnexa following other procedure
          H59.322 Postprocedural hemorrhage and hematoma of left eye and adnexa following other procedure
          H59.323 Postprocedural hemorrhage and hematoma of eye and adnexa following other procedure, bilateral
          H59.329 Postprocedural hemorrhage and hematoma of unspecified eye and adnexa following other procedure
    H59.4 Inflammation (infection) of postprocedural bleb
       Postprocedural blebitis
       Excludes1: filtering (vitreous) bleb after glaucoma surgery status (Z98.83)
       H59.40 Inflammation (infection) of postprocedural bleb, unspecified
       H59.41 Inflammation (infection) of postprocedural bleb, stage 1
       H59.42 Inflammation (infection) of postprocedural bleb, stage 2
       H59.43 Inflammation (infection) of postprocedural bleb, stage 3
          Bleb endophthalmitis
    H59.8 Other intraoperative and postprocedural complications and disorders of eye and adnexa, not elsewhere classified
       H59. ​81 Chorioretinal scars after surgery for detachment
          H59.811 Chorioretinal scars after surgery for detachment, right eye
          H59.812 Chorioretinal scars after surgery for detachment, left eye
          H59.813 Chorioretinal scars after surgery for detachment, bilateral
          H59.819 Chorioretinal scars after surgery for detachment, unspecified eye
       H59.88 Other intraoperative complications of eye and adnexa, not elsewhere classified
       H59.89 Other postprocedural complications and disorders of eye and adnexa, not elsewhere classified