# Diseases of the genitourinary system (N00-N99)Diseases of the genitourinary system (N00-N99)

    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)
       endocrine, nutritional and metabolic diseases (E00-E90)
       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)
    This chapter contains the following blocks:
    N00-N08 Glomerular diseases
    N10-N16 Renal tubulo-interstitial diseases
    N17-N19 Acute kidney failure and chronic kidney disease
    N20-N23 Urolithiasis
    N25-N29 Other disorders of kidney and ureter
    N30-N39 Other diseases of the urinary system
    N40-N51 Diseases of male genital organs
    N60-N65 Disorders of breast
    N70-N77 Inflammatory diseases of female pelvic organs
    N80-N98 Noninflammatory disorders of female genital tract
    N99 Intraoperative and postprocedural complications and disorders of genitourinary system, not elsewhere classified

# Glomerular diseases (N00-N08)Glomerular diseases (N00-N08)

    Code also any associated kidney failure (N17-N19).
    Excludes1: hypertensive chronic kidney disease (I12.-)

## N00 Acute nephritic syndromeN00 Acute nephritic syndrome

    Includes: acute glomerular disease
       acute glomerulonephritis
       acute nephritis
    Excludes1: acute tubulo-interstitial nephritis (N10)
       nephritic syndrome NOS (N05.-)
    N00.0 Acute nephritic syndrome with minor glomerular abnormality
       Acute nephritic syndrome with minimal change lesion
    N00.1 Acute nephritic syndrome with focal and segmental glomerular lesions
       Acute nephritic syndrome with focal and segmental hyalinosis
       Acute nephritic syndrome with focal and segmental sclerosis
       Acute nephritic syndrome with focal glomerulonephritis
    N00.2 Acute nephritic syndrome with diffuse membranous glomerulonephritis
    N00.3 Acute nephritic syndrome with diffuse mesangial proliferative glomerulonephritis
    N00.4 Acute nephritic syndrome with diffuse endocapillary proliferative glomerulonephritis
    N00.5 Acute nephritic syndrome with diffuse mesangiocapillary glomerulonephritis
       Acute nephritic syndrome with membranoproliferative glomerulonephritis, types 1 and 3, or NOS
    N00.6 Acute nephritic syndrome with dense deposit disease
       Acute ​nephritic syndrome with membranoproliferative glomerulonephritis, type 2
    N00.7 Acute nephritic syndrome with diffuse crescentic glomerulonephritis
       Acute nephritic syndrome with extracapillary glomerulonephritis
    N00.8 Acute nephritic syndrome with other morphologic changes
       Acute nephritic syndrome with proliferative glomerulonephritis NOS
    N00.9 Acute nephritic syndrome with unspecified morphologic changes

## N01 Rapidly progressive nephritic syndromeN01 Rapidly progressive nephritic syndrome

    Includes: rapidly progressive glomerular disease
       rapidly progressive glomerulonephritis
       rapidly progressive nephritis
    Excludes1: nephritic syndrome NOS (N05.-)
    N01.0 Rapidly progressive nephritic syndrome with minor glomerular abnormality
       Rapidly progressive nephritic syndrome with minimal change lesion
    N01.1 Rapidly progressive nephritic syndrome with focal and segmental glomerular lesions
       Rapidly progressive nephritic syndrome with focal and segmental hyalinosis
       Rapidly progressive nephritic syndrome with focal and segmental sclerosis
       Rapidly progressive nephritic syndrome with focal glomerulonephritis
    N01.2 Rapidly progressive nephritic syndrome with diffuse membranous glomerulonephritis
    N01.3 Rapidly progressive nephritic syndrome with diffuse mesangial proliferative glomerulonephritis
    N01.4 Rapidly progressive nephritic syndrome with diffuse endocapillary proliferative glomerulonephritis
    N01.5 Rapidly progressive nephritic syndrome with diffuse mesangiocapillary glomerulonephritis
       Rapidly progressive nephritic syndrome with membranoproliferative glomerulonephritis, types 1 and 3, or NOS
    N01.6 Rapidly progressive nephritic syndrome with dense deposit disease
       Rapidly progressive nephritic syndrome with membranoproliferative glomerulonephritis, type 2
    N01.7 Rapidly progressive nephritic syndrome with diffuse crescentic glomerulonephritis
       Rapidly progressive nephritic syndrome with extracapillary glomerulonephritis
    N01.8 Rapidly progressive nephritic syndrome with other morphologic changes
       Rapidly progressive nephritic syndrome with proliferative glomerulonephritis NOS
    N01. ​9 Rapidly progressive nephritic syndrome with unspecified morphologic changes

## N02 Recurrent and persistent hematuriaN02 Recurrent and persistent hematuria

    Excludes1: acute cystitis with hematuria (N30.01)
       acute prostatitis with hematuria (N41.01)
       chronic prostatitis with hematuria (N41.11)
       hematuria NOS (R31.9)
       hematuria not associated with specified morphologic lesions (R31.-)
    N02.0 Recurrent and persistent hematuria with minor glomerular abnormality
       Recurrent and persistent hematuria with minimal change lesion
    N02.1 Recurrent and persistent hematuria with focal and segmental glomerular lesions
       Recurrent and persistent hematuria with focal and segmental hyalinosis
       Recurrent and persistent hematuria with focal and segmental sclerosis
       Recurrent and persistent hematuria with focal glomerulonephritis
    N02.2 Recurrent and persistent hematuria with diffuse membranous glomerulonephritis
    N02.3 Recurrent and persistent hematuria with diffuse mesangial proliferative glomerulonephritis
    N02.4 Recurrent and persistent hematuria with diffuse endocapillary proliferative glomerulonephritis
    N02.5 Recurrent and persistent hematuria with diffuse mesangiocapillary glomerulonephritis
       Recurrent and persistent hematuria with membranoproliferative glomerulonephritis, types 1 and 3, or NOS
    N02.6 Recurrent and persistent hematuria with dense deposit disease
       Recurrent and persistent hematuria with membranoproliferative glomerulonephritis, type 2
    N02.7 Recurrent and persistent hematuria with diffuse crescentic glomerulonephritis
       Recurrent and persistent hematuria with extracapillary glomerulonephritis
    N02.8 Recurrent and persistent hematuria with other morphologic changes
       Recurrent and persistent hematuria with proliferative glomerulonephritis NOS
    N02.9 Recurrent and persistent hematuria with unspecified morphologic changes

## N03 Chronic nephritic syndromeN03 Chronic nephritic syndrome

    Includes: chronic glomerular disease
       chronic glomerulonephritis
       chronic nephritis
    Excludes1: chronic tubulo-interstitial nephritis (N11.-)
       diffuse sclerosing glomerulonephritis (N05.8-)
       nephritic ​syndrome NOS (N05.-)
    N03.0 Chronic nephritic syndrome with minor glomerular abnormality
       Chronic nephritic syndrome with minimal change lesion
    N03.1 Chronic nephritic syndrome with focal and segmental glomerular lesions
       Chronic nephritic syndrome with focal and segmental hyalinosis
       Chronic nephritic syndrome with focal and segmental sclerosis
       Chronic nephritic syndrome with focal glomerulonephritis
    N03.2 Chronic nephritic syndrome with diffuse membranous glomerulonephritis
    N03.3 Chronic nephritic syndrome with diffuse mesangial proliferative glomerulonephritis
    N03.4 Chronic nephritic syndrome with diffuse endocapillary proliferative glomerulonephritis
    N03.5 Chronic nephritic syndrome with diffuse mesangiocapillary glomerulonephritis
       Chronic nephritic syndrome with membranoproliferative glomerulonephritis, types 1 and 3, or NOS
    N03.6 Chronic nephritic syndrome with dense deposit disease
       Chronic nephritic syndrome with membranoproliferative glomerulonephritis, type 2
    N03.7 Chronic nephritic syndrome with diffuse crescentic glomerulonephritis
       Chronic nephritic syndrome with extracapillary glomerulonephritis
    N03.8 Chronic nephritic syndrome with other morphologic changes
       Chronic nephritic syndrome with proliferative glomerulonephritis NOS
    N03.9 Chronic nephritic syndrome with unspecified morphologic changes

## N04 Nephrotic syndromeN04 Nephrotic syndrome

    Includes: congenital nephrotic syndrome
       lipoid nephrosis
    N04.0 Nephrotic syndrome with minor glomerular abnormality
       Nephrotic syndrome with minimal change lesion
    N04.1 Nephrotic syndrome with focal and segmental glomerular lesions
       Nephrotic syndrome with focal and segmental hyalinosis
       Nephrotic syndrome with focal and segmental sclerosis
       Nephrotic syndrome with focal glomerulonephritis
    N04.2 Nephrotic syndrome with diffuse membranous glomerulonephritis
    N04.3 Nephrotic syndrome with diffuse mesangial proliferative glomerulonephritis
    N04.4 Nephrotic syndrome with diffuse endocapillary proliferative glomerulonephritis
    N04. ​5 Nephrotic syndrome with diffuse mesangiocapillary glomerulonephritis
       Nephrotic syndrome with membranoproliferative glomerulonephritis, types 1 and 3, or NOS
    N04.6 Nephrotic syndrome with dense deposit disease
       Nephrotic syndrome with membranoproliferative glomerulonephritis, type 2
    N04.7 Nephrotic syndrome with diffuse crescentic glomerulonephritis
       Nephrotic syndrome with extracapillary glomerulonephritis
    N04.8 Nephrotic syndrome with other morphologic changes
       Nephrotic syndrome with proliferative glomerulonephritis NOS
    N04.9 Nephrotic syndrome with unspecified morphologic changes

## N05 Unspecified nephritic syndromeN05 Unspecified nephritic syndrome

    Includes: glomerular disease NOS
       glomerulonephritis NOS
       nephritis NOS
       nephropathy NOS and renal disease NOS with morphological lesion specified in .0-.8
    Excludes1: nephropathy NOS with no stated morphological lesion (N28.9)
       renal disease NOS with no stated morphological lesion (N28.9)
       tubulo-interstitial nephritis NOS (N12)
    N05.0 Unspecified nephritic syndrome with minor glomerular abnormality
       Unspecified nephritic syndrome with minimal change lesion
    N05.1 Unspecified nephritic syndrome with focal and segmental glomerular lesions
       Unspecified nephritic syndrome with focal and segmental hyalinosis
       Unspecified nephritic syndrome with focal and segmental sclerosis
       Unspecified nephritic syndrome with focal glomerulonephritis
    N05.2 Unspecified nephritic syndrome with diffuse membranous glomerulonephritis
    N05.3 Unspecified nephritic syndrome with diffuse mesangial proliferative glomerulonephritis
    N05.4 Unspecified nephritic syndrome with diffuse endocapillary proliferative glomerulonephritis
    N05.5 Unspecified nephritic syndrome with diffuse mesangiocapillary glomerulonephritis
       Unspecified nephritic syndrome with membranoproliferative glomerulonephritis, types 1 and 3, or NOS
    N05.6 Unspecified nephritic syndrome with dense deposit disease
       Unspecified nephritic syndrome with membranoproliferative glomerulonephritis, type 2
    N05.7 Unspecified nephritic syndrome with diffuse crescentic glomerulonephritis
       Unspecified nephritic syndrome with extracapillary glomerulonephritis
    N05. ​8 Unspecified nephritic syndrome with other morphologic changes
       Unspecified nephritic syndrome with proliferative glomerulonephritis NOS
    N05.9 Unspecified nephritic syndrome with unspecified morphologic changes

## N06 Isolated proteinuria with specified morphological lesionN06 Isolated proteinuria with specified morphological lesion

    Excludes1: Proteinuria not associated with specific morphologic lesions (R80.0)
    N06.0 Isolated proteinuria with minor glomerular abnormality
       Isolated proteinuria with minimal change lesion
    N06.1 Isolated proteinuria with focal and segmental glomerular lesions
       Isolated proteinuria with focal and segmental hyalinosis
       Isolated proteinuria with focal and segmental sclerosis
       Isolated proteinuria with focal glomerulonephritis
    N06.2 Isolated proteinuria with diffuse membranous glomerulonephritis
    N06.3 Isolated proteinuria with diffuse mesangial proliferative glomerulonephritis
    N06.4 Isolated proteinuria with diffuse endocapillary proliferative glomerulonephritis
    N06.5 Isolated proteinuria with diffuse mesangiocapillary glomerulonephritis
       Isolated proteinuria with membranoproliferative glomerulonephritis, types 1 and 3, or NOS
    N06.6 Isolated proteinuria with dense deposit disease
       Isolated proteinuria with membranoproliferative glomerulonephritis, type 2
    N06.7 Isolated proteinuria with diffuse crescentic glomerulonephritis
       Isolated proteinuria with extracapillary glomerulonephritis
    N06.8 Isolated proteinuria with other morphologic lesion
       Isolated proteinuria with proliferative glomerulonephritis NOS
    N06.9 Isolated proteinuria with unspecified morphologic lesion

## N07 Hereditary nephropathy, not elsewhere classifiedN07 Hereditary nephropathy, not elsewhere classified

    Excludes2: Alport's syndrome (Q87.81-)
       hereditary amyloid nephropathy (E85.-)
       nail patella syndrome (Q87.2)
       non-neuropathic heredofamilial amyloidosis (E85.-)
    N07.0 Hereditary nephropathy, not elsewhere classified with minor glomerular abnormality
       Hereditary nephropathy, not elsewhere classified with minimal change lesion
    N07.1 Hereditary nephropathy, not elsewhere classified with focal and segmental glomerular lesions
       Hereditary ​nephropathy, not elsewhere classified with focal and segmental hyalinosis
       Hereditary nephropathy, not elsewhere classified with focal and segmental sclerosis
       Hereditary nephropathy, not elsewhere classified with focal glomerulonephritis
    N07.2 Hereditary nephropathy, not elsewhere classified with diffuse membranous glomerulonephritis
    N07.3 Hereditary nephropathy, not elsewhere classified with diffuse mesangial proliferative glomerulonephritis
    N07.4 Hereditary nephropathy, not elsewhere classified with diffuse endocapillary proliferative glomerulonephritis
    N07.5 Hereditary nephropathy, not elsewhere classified with diffuse mesangiocapillary glomerulonephritis
       Hereditary nephropathy, not elsewhere classified with membranoproliferative glomerulonephritis, types 1 and 3, or NOS
    N07.6 Hereditary nephropathy, not elsewhere classified with dense deposit disease
       Hereditary nephropathy, not elsewhere classified with membranoproliferative glomerulonephritis, type 2
    N07.7 Hereditary nephropathy, not elsewhere classified with diffuse crescentic glomerulonephritis
       Hereditary nephropathy, not elsewhere classified with extracapillary glomerulonephritis
    N07.8 Hereditary nephropathy, not elsewhere classified with other morphologic lesions
       Hereditary nephropathy, not elsewhere classified with proliferative glomerulonephritis NOS
    N07.9 Hereditary nephropathy, not elsewhere classified with unspecified morphologic lesions

## N08 Glomerular disorders in diseases classified elsewhereN08 Glomerular disorders in diseases classified elsewhere

    Includes: glomerulonephritis
       nephritis
       nephropathy
    Code first underlying disease, such as:
       amyloidosis (E85.-)
       congenital syphilis (A50.5)
       cryoglobulinemia (D89.1)
       disseminated intravascular coagulation (D65)
       gout ( M1a-, M10.-)
       microscopic polyangiitis (M31.7)
       multiple myeloma (C90.0-)
       sepsis (A40.0-A41.9)
       sickle-cell disease (D57.0-D57.8)
    Excludes1: glomerulonephritis, nephritis and nephropathy (in):
       antiglomerular basement membrane disease (M31.0)
       diabetes ( ​E09-E13 with .21)
       gonococcal (A54.21)
       Goodpasture's syndrome (M31.0)
       hemolytic-uremic syndrome (D59.3)
       lupus (M32.14)
       mumps (B26.83)
       syphilis (A52.75)
       systemic lupus erythematosus (M32.14)
       Wegener's granulomatosis (M31.31)
       pyelonephritis in diseases classified elsewhere (N16)
       renal tubulo-interstitial disorders classified elsewhere (N16)

# Renal tubulo-interstitial diseases (N10-N16)Renal tubulo-interstitial diseases (N10-N16)

    Includes: pyelonephritis
    Excludes1: pyeloureteritis cystica (N28.85)

## N10 Acute tubulo-interstitial nephritisN10 Acute tubulo-interstitial nephritis

    Includes: acute infectious interstitial nephritis
       acute pyelitis
       acute pyelonephritis
       acute tubular necrosis
       hemoglobin nephrosis
       myoglobin nephrosis
    Use additional code (B95-B97), to identify infectious agent.

## N11 Chronic tubulo-interstitial nephritisN11 Chronic tubulo-interstitial nephritis

    Includes: chronic infectious interstitial nephritis
       chronic pyelitis
       chronic pyelonephritis
    Use additional code (B95-B97), to identify infectious agent.
    N11.0 Nonobstructive reflux-associated chronic pyelonephritis
       Pyelonephritis (chronic) associated with (vesicoureteral) reflux
       Excludes1: vesicoureteral reflux NOS (N13.70)
    N11.1 Chronic obstructive pyelonephritis
       Pyelonephritis (chronic) associated with anomaly of pelviureteric junction
       Pyelonephritis (chronic) associated with anomaly of pyeloureteric junction
       Pyelonephritis (chronic) associated with crossing of vessel
       Pyelonephritis (chronic) associated with kinking of ureter
       Pyelonephritis (chronic) associated with obstruction of ureter
       Pyelonephritis (chronic) associated with stricture of pelviureteric junction
       Pyelonephritis (chronic) associated with stricture of ureter
       Excludes1: calculous pyelonephritis (N20.9)
          obstructive uropathy (N13.-)
    N11.8 Other chronic tubulo-interstitial nephritis
       Nonobstructive chronic pyelonephritis NOS
    N11.9 Chronic tubulo-interstitial nephritis, unspecified
       Chronic ​interstitial nephritis NOS
       Chronic pyelitis NOS
       Chronic pyelonephritis NOS

## N12 Tubulo-interstitial nephritis, not specified as acute or chronicN12 Tubulo-interstitial nephritis, not specified as acute or chronic

    Includes: interstitial nephritis NOS
       pyelitis NOS
       pyelonephritis NOS
       Excludes1: calculous pyelonephritis (N20.9)

## N13 Obstructive and reflux uropathyN13 Obstructive and reflux uropathy

    Excludes2: calculus of kidney and ureter without hydronephrosis (N20.-)
       congenital obstructive defects of renal pelvis and ureter (Q62.0-Q62.3)
       hydronephrosis with ureteropelvic junction obstruction (Q62.1)
       obstructive pyelonephritis (N11.1)
    N13.1 Hydronephrosis with ureteral stricture, not elsewhere classified
       Excludes1: Hydronephrosis with ureteral stricture with infection (N13.6)
    N13.2 Hydronephrosis with renal and ureteral calculous obstruction
       Excludes1: Hydronephrosis with renal and ureteral calculous obstruction with infection (N13.6)
    N13.3 Other and unspecified hydronephrosis
       Excludes1: hydronephrosis with infection (N13.6)
       N13.30 Unspecified hydronephrosis
       N13.39 Other hydronephrosis
    N13.4 Hydroureter
       Excludes1: congenital hydroureter (Q62.3)
          hydroureter with infection (N13.6)
          vesicoureteral-reflux with hydroureter (N13.73-)
    N13.5 Crossing vessel and stricture of ureter without hydronephrosis
       Kinking and stricture of ureter without hydronephrosis
       Excludes1: Crossing vessel and stricture of ureter without hydronephrosis with infection (N13.6)
    N13.6 Pyonephrosis
       Conditions in N13.0-N13.5 with infection
       Obstructive uropathy with infection
       Use additional code (B95-B97), to identify infectious agent.
    N13.7 Vesicoureteral-reflux
       Excludes1: reflux-associated pyelonephritis (N11.0)
       N13.70 Vesicoureteral-reflux, unspecified
          Vesicoureteral-reflux NOS
       N13.71 Vesicoureteral-reflux without reflux nephropathy
       N13.72 Vesicoureteral-reflux with reflux nephropathy without hydroureter
          N13. ​721 Vesicoureteral-reflux with reflux nephropathy without hydroureter, unilateral
          N13.722 Vesicoureteral-reflux with reflux nephropathy without hydroureter, bilateral
          N13.729 Vesicoureteral-reflux with reflux nephropathy without hydroureter, unspecified
       N13.73 Vesicoureteral-reflux with reflux nephropathy with hydroureter
          N13.731 Vesicoureteral-reflux with reflux nephropathy with hydroureter, unilateral
          N13.732 Vesicoureteral-reflux with reflux nephropathy with hydroureter, bilateral
          N13.739 Vesicoureteral-reflux with reflux nephropathy with hydroureter, unspecified
    N13.8 Other obstructive and reflux uropathy
       Urinary tract obstruction due to specified cause
       Code, if applicable, any causal condition first, such as:
          enlarged prostate (N40.1)
    N13.9 Obstructive and reflux uropathy, unspecified
          Urinary tract obstruction NOS

## N14 Drug- and heavy-metal-induced tubulo-interstitial and tubular conditionsN14 Drug- and heavy-metal-induced tubulo-interstitial and tubular conditions

    Code first (T36-T65) to identify drug and toxic agent
    N14.0 Analgesic nephropathy
    N14.1 Nephropathy induced by other drugs, medicaments and biological substances
    N14.2 Nephropathy induced by unspecified drug, medicament or biological substance
    N14.3 Nephropathy induced by heavy metals
    N14.4 Toxic nephropathy, not elsewhere classified

## N15 Other renal tubulo-interstitial diseasesN15 Other renal tubulo-interstitial diseases

    N15.0 Balkan nephropathy
       Balkan endemic nephropathy
    N15.1 Renal and perinephric abscess
    N15.8 Other specified renal tubulo-interstitial diseases
    N15.9 Renal tubulo-interstitial disease, unspecified
       Infection of kidney NOS
       Excludes1: urinary tract infection NOS (N39.0)

## N16 Renal tubulo-interstitial disorders in diseases classified elsewhereN16 Renal tubulo-interstitial disorders in diseases classified elsewhere

    Includes: pyelonephritis
       tubulo-interstitial nephritis
    Code first underlying disease, such as:
       brucellosis ( ​A23.0-A23.9)
       cryoglobulinemia (D89.1)
       glycogen storage disease (E74.0)
       leukemia (C91-C95)
       lymphoma (C81.0-C85.9, C96.0-C96.9)
       multiple myeloma (C90.0-)
       sepsis (A40.0-A41.9)
       Wilson's disease (E83.0)
    Excludes1: pyelonephritis and tubulo-interstitial nephritis (in):
       candidiasis (B37.49)
       cystinosis (E72.0)
       diphtheritic (A36.84)
       salmonella infection (A02.25)
       sarcoidosis (D86.84)
       sicca syndrome [Sjogren's] (M35.04)
       syphilitic (A52.75)
       systemic lupus erythematosus (M32.15)
       toxoplasmosis (B58.83)
       renal tubular degeneration in diabetes (E08-E13 with .22)

# Acute kidney failure and chronic kidney disease (N17-N19)Acute kidney failure and chronic kidney disease (N17-N19)

    Excludes2: congenital renal failure (P96.0)
       drug- and heavy-metal-induced tubulo-interstitial and tubular conditions (N14.-)
       extrarenal uremia (R39.2)
       hemolytic-uremic syndrome (D59.3)
       hepatorenal syndrome (K76.7)
       postpartum hepatorenal syndrome (O90.4)
       posttraumatic renal failure (T79.5)
       prerenal uremia (R39.2)
       renal failure:
          complicating abortion or ectopic or molar pregnancy (O00-O07, O08.4)
          following labor and delivery (O90.4)
          postprocedural (N99.0)

## N17 Acute kidney failureN17 Acute kidney failure

    Code also associated underlying condition
    Excludes1: posttraumatic renal failure (T79.5)
    N17.0 Acute kidney failure with tubular necrosis
       Acute tubular necrosis
       Renal tubular necrosis
       Tubular necrosis NOS
    N17.1 Acute kidney failure with acute cortical necrosis
       Acute cortical necrosis
       Cortical ​necrosis NOS
       Renal cortical necrosis
    N17.2 Acute kidney failure with medullary necrosis
       Medullary [papillary] necrosis NOS
       Acute medullary [papillary] necrosis
       Renal medullary [papillary] necrosis
    N17.8 Other acute kidney failure
    N17.9 Acute kidney failure, unspecified
       Acute kidney injury (nontraumatic)
       Excludes2: traumatic kidney injury (S37.0-)

## N18 Chronic kidney disease (CKD)N18 Chronic kidney disease (CKD)

    Code first any associated:
       diabetic chronic kidney disease (E08.22, E09.22, E10.22, E11.22, E13.22)
       hypertensive chronic kidney disease (I12.-, I13.-)
    Use additional code to identify kidney transplant status, if applicable, (Z94.0)
    N18.1 Chronic kidney disease, stage I
    N18.2 Chronic kidney disease, stage II (mild)
    N18.3 Chronic kidney disease, stage III (moderate)
    N18.4 Chronic kidney disease, stage IV (severe)
    N18.5 Chronic kidney disease, stage V
       Excludes1: chronic kidney disease, stage V requiring chronic dialysis (N18.6)
    N18.6 End stage renal disease
       Chronic kidney disease requiring chronic dialysis
       Use additional code to identify dialysis status (Z99.2)
    N18.9 Chronic kidney disease, unspecified
       Chronic renal disease
       Chronic renal failure NOS
       Chronic renal insufficieny
       Chronic uremia
       Renal disease NOS

## N19 Unspecified kidney failureN19 Unspecified kidney failure

    Includes: uremia NOS
    Excludes1: acute kidney failure (N17.-)
       chronic kidney disease (N18.-)
       chronic uremia (N18.9)
       extrarenal uremia (R39.2)
       prerenal uremia (R39.2)
       renal insufficiency (acute) (N28.9)
       uremia of newborn (P96.0)

# Urolithiasis ( ​N20-N23)
## N20 Calculus of kidney and ureterN20 Calculus of kidney and ureter

    Calculous pyelonephritis
    Excludes1: nephrocalcinosis (E83.5)
       that with hydronephrosis (N13.2)
    N20.0 Calculus of kidney
       Nephrolithiasis NOS
       Renal calculus
       Renal stone
       Staghorn calculus
       Stone in kidney
    N20.1 Calculus of ureter
       Ureteric stone
    N20.2 Calculus of kidney with calculus of ureter
    N20.9 Urinary calculus, unspecified

## N21 Calculus of lower urinary tractN21 Calculus of lower urinary tract

    Includes: that with cystitis and urethritis
    N21.0 Calculus in bladder
       Calculus in diverticulum of bladder
       Urinary bladder stone
       Excludes2: staghorn calculus (N20.0)
    N21.1 Calculus in urethra
       Excludes2: calculus of prostate (N42.0)
    N21.8 Other lower urinary tract calculus
    N21.9 Calculus of lower urinary tract, unspecified
       Excludes1: calculus of urinary tract NOS (N20.9)

## N22 Calculus of urinary tract in diseases classified elsewhereN22 Calculus of urinary tract in diseases classified elsewhere

    Code first underlying disease, such as:
       gout ( M1a-, M10.-)
       schistosomiasis (B65.0-B65.9)

## N23 Unspecified renal colicN23 Unspecified renal colic
# Other disorders of kidney and ureter (N25-N29)Other disorders of kidney and ureter (N25-N29)

    Excludes2: disorders of kidney and ureter with urolithiasis (N20-N23)

## N25 Disorders resulting from impaired renal tubular functionN25 Disorders resulting from impaired renal tubular function

    Excludes1: metabolic disorders classifiable to E70-E90
    N25.0 Renal osteodystrophy
       Azotemic osteodystrophy
       Phosphate-losing tubular disorders
       Renal rickets
       Renal ​short stature
    N25.1 Nephrogenic diabetes insipidus
       Excludes1: diabetes insipidus NOS (E23.2)
    N25.8 Other disorders resulting from impaired renal tubular function
       N25.81 Secondary hyperparathyroidism of renal origin
          Excludes1: secondary hyperparathyroidism, non-renal (E21.1)
       N25.89 Other disorders resulting from impaired renal tubular function
          Hypokalemic nephropathy
          Lightwood-Albright syndrome
          Renal tubular acidosis NOS
    N25.9 Disorder resulting from impaired renal tubular function, unspecified

## N26 Unspecified contracted kidneyN26 Unspecified contracted kidney

    Excludes1: contracted kidney due to hypertension (I12.-)
       diffuse sclerosing glomerulonephritis (N05.8.-)
       hypertensive nephrosclerosis (arteriolar) (arteriosclerotic) (I12.-)
       small kidney of unknown cause (N27.-)
    N26.1 Atrophy of kidney (terminal)
    N26.2 Page kidney
    N26.9 Renal sclerosis NOS

## N27 Small kidney of unknown causeN27 Small kidney of unknown cause

    Includes: oligonephronia
    N27.0 Small kidney, unilateral
    N27.1 Small kidney, bilateral
    N27.9 Small kidney, unspecified

## N28 Other disorders of kidney and ureter, not elsewhere classifiedN28 Other disorders of kidney and ureter, not elsewhere classified

    N28.0 Ischemia and infarction of kidney
       Renal artery embolism
       Renal artery obstruction
       Renal artery occlusion
       Renal artery thrombosis
       Renal infarct
       Excludes1: atherosclerosis of renal artery (extrarenal part) (I70.1)
          congenital stenosis of renal artery (Q27.1)
          Goldblatt's kidney (I70.1)
    N28.1 Cyst of kidney, acquired
       Cyst (multiple)(solitary) of kidney, acquired
       Excludes1: cystic kidney disease (congenital) (Q61.-)
    N28.8 Other specified disorders of kidney and ureter
       Excludes1: hydroureter (N13.4)
          ureteric stricture with hydronephrosis (N13.1)
          ureteric ​stricture without hydronephrosis (N13.5)
       N28.81 Hypertrophy of kidney
       N28.82 Megaloureter
       N28.83 Nephroptosis
       N28.84 Pyelitis cystica
       N28.85 Pyeloureteritis cystica
       N28.86 Ureteritis cystica
       N28.89 Other specified disorders of kidney and ureter
    N28.9 Disorder of kidney and ureter, unspecified
       Nephropathy NOS
       Renal disease (acute) NOS
       Renal insufficiency (acute)
       Excludes1: chronic renal insufficiency (N18.9)
          unspecified nephritic syndrome (N05-)

## N29 Other disorders of kidney and ureter in diseases classified elsewhereN29 Other disorders of kidney and ureter in diseases classified elsewhere

    Code first underlying disease, such as:
       amyloidosis (E85.-)
       nephrocalcinosis (E83.5)
       schistosomiasis (B65.0-B65.9)
    Excludes1: disorders of kidney and ureter in:
       cystinosis (E72.0)
       gonorrhea (A54.21)
       syphilis (A52.75)
       tuberculosis (A18.11)

# Other diseases of the urinary system (N30-N39)Other diseases of the urinary system (N30-N39)

    Excludes1: urinary infection (complicating):
       abortion or ectopic or molar pregnancy (O00-O07, O08.8)
       pregnancy, childbirth and the puerperium (O23.-, O75.3, O86.2-)

## N30 CystitisN30 Cystitis

    Use additional code to identify infectious agent (B95-B97)
    Excludes1: prostatocystitis (N41.3)
    N30.0 Acute cystitis
       Excludes1: irradiation cystitis (N30.4-)
          trigonitis (N30.3-)
       N30.00 Acute cystitis without hematuria
       N30.01 Acute cystitis with hematuria
    N30.1 Interstitial cystitis (chronic)
       N30.10 Interstitial cystitis (chronic) without hematuria
       N30.11 Interstitial cystitis (chronic) with hematuria
    N30.2 Other chronic cystitis
       N30.20 Other chronic cystitis without hematuria
       N30. ​21 Other chronic cystitis with hematuria
    N30.3 Trigonitis
       Urethrotrigonitis
       N30.30 Trigonitis without hematuria
       N30.31 Trigonitis with hematuria
    N30.4 Irradiation cystitis
       N30.40 Irradiation cystitis without hematuria
       N30.41 Irradiation cystitis with hematuria
    N30.8 Other cystitis
       Abscess of bladder
       N30.80 Other cystitis without hematuria
       N30.81 Other cystitis with hematuria
    N30.9 Cystitis, unspecified
       N30.90 Cystitis, unspecified without hematuria
       N30.91 Cystitis, unspecified with hematuria

## N31 Neuromuscular dysfunction of bladder, not elsewhere classifiedN31 Neuromuscular dysfunction of bladder, not elsewhere classified

    Use additional code to identify any associated urinary incontinence (N39.3-N39.4-)
    Excludes1: cord bladder NOS (G95.8)
       neurogenic bladder due to cauda equina syndrome (G83.4)
       neuromuscular dysfunction due to spinal cord lesion (G95.8)
    N31.0 Uninhibited neuropathic bladder, not elsewhere classified
    N31.1 Reflex neuropathic bladder, not elsewhere classified
    N31.2 Flaccid neuropathic bladder, not elsewhere classified
       Atonic (motor) (sensory) neuropathic bladder
       Autonomous neuropathic bladder
       Nonreflex neuropathic bladder
    N31.8 Other neuromuscular dysfunction of bladder
    N31.9 Neuromuscular dysfunction of bladder, unspecified
       Neurogenic bladder dysfunction NOS

## N32 Other disorders of bladderN32 Other disorders of bladder

    Excludes2: calculus of bladder (N21.0)
       cystocele (N81.1-)
       hernia or prolapse of bladder, female (N81.1-)
    N32.0 Bladder-neck obstruction
       Bladder-neck stenosis (acquired)
       Excludes1: congenital bladder-neck obstruction (Q64.3-)
    N32.1 Vesicointestinal fistula
       Vesicorectal fistula
    N32.2 Vesical fistula, not elsewhere classified
       Excludes1: fistula between bladder and female genital tract (N82.0-N82.1)
    N32.3 Diverticulum of bladder
       Excludes1: congenital diverticulum of bladder (Q64.6)
          diverticulitis of bladder (N30.8-)
    N32. ​8 Other specified disorders of bladder
       N32.81 Overactive bladder
          Destrusor muscle hyperactivity
          Excludes1: frequent urination due to specified bladder condition- code to condition
       N32.89 Other specified disorders of bladder
          Calcified bladder
          Contracted bladder
    N32.9 Bladder disorder, unspecified

## N33 Bladder disorders in diseases classified elsewhereN33 Bladder disorders in diseases classified elsewhere

    Code first underlying disease, such as:
       schistosomiasis (B65.0-B65.9)
    Excludes1: bladder disorder in:
       syphilis (A52.76)
       tuberculosis (A18.12)
       cystitis (in):
       candidal infection (B37.41)
       chlamydial (A56.01)
       diphtheritic (A36.85)
       gonorrhea (A54.01)
       syphilitic (A52.76)
       trichomonal infection (A59.03)
       neurogenic bladder (N31.-)

## N34 Urethritis and urethral syndromeN34 Urethritis and urethral syndrome

    Use additional code (B95-B97), to identify infectious agent.
    Excludes2: Reiter's disease (M02.3-)
       urethritis in diseases with a predominantly sexual mode of transmission (A50-A64)
       urethrotrigonitis (N30.3-)
    N34.0 Urethral abscess
       Abscess (of) Cowper's gland
       Abscess (of) Littr?'s gland
       Abscess (of) urethral (gland)
       Periurethral abscess
       Excludes1: urethral caruncle (N36.2)
    N34.1 Nonspecific urethritis
       Nongonococcal urethritis
       Nonvenereal urethritis
    N34.2 Other urethritis
       Meatitis, urethral
       Postmenopausal urethritis
       Ulcer of urethra (meatus)
       Urethritis NOS
    N34.3 Urethral syndrome, unspecified

## N35 ​Urethral stricture

    Excludes1: congenital urethral stricture (Q64.3-)
       postprocedural urethral stricture (N99.1-)
    N35.0 Post-traumatic urethral stricture
       Urethral stricture due to injury
       Excludes1: postprocedural urethral stricture (N99.1-)
       N35.01 Post-traumatic urethral stricture, male
          N35.010 Post-traumatic urethral stricture, male, meatal
          N35.011 Post-traumatic bulbous urethral stricture
          N35.012 Post-traumatic membranous urethral stricture
          N35.013 Post-traumatic anterior urethral stricture
          N35.014 Post-traumatic urethral stricture, male, unspecified
       N35.02 Post-traumatic urethral stricture, female
       N35.021 Urethral stricture due to childbirth
       N35.028 Other post-traumatic urethral stricture, female
    N35.1 Postinfective urethral stricture, not elsewhere classified
       Excludes1: urethral stricture associated with schistosomiasis (B65.-, N29)
          gonococcal urethral stricture (A54.01)
          syphilitic urethral stricture (A52.76)
       N35.11 Postinfective urethral stricture, not elsewhere classified, male
          N35.111 Postinfective urethral stricture, not elsewhere classified, male, meatal
          N35.112 Postinfective bulbous urethral stricture, not elsewhere classified
          N35.113 Postinfective membranous urethral stricture, not elsewhere classified
          N35.114 Postinfective anterior urethral stricture, not elsewhere classified
          N35.119 Postinfective urethral stricture, not elsewhere classified, male, unspecified
       N35.12 Postinfective urethral stricture, not elsewhere classified, female
    N35.8 Other urethral stricture
       Excludes1: postprocedural urethral stricture (N99.1-)
    N35.9 Urethral stricture, unspecified

## N36 Other disorders of urethraN36 Other disorders of urethra

    N36.0 Urethral fistula
       False urethral passage
       Urethroperineal fistula
       Urethrorectal fistula
       Urinary ​fistula NOS
       Excludes1: urethroscrotal fistula (N50.8)
          urethrovaginal fistula (N82.1)
          urethrovesicovaginal fistula (N82.1)
    N36.1 Urethral diverticulum
    N36.2 Urethral caruncle
    N36.4 Urethral functional and muscular disorders
       Use additional code to identify associated urinary stress incontinence (N39.3)
       N36.41 Hypermobility of urethra
       N36.42 Intrinsic sphincter deficiency (ISD)
       N36.43 Combined hypermobility of urethra and intrinsic sphincter deficiency
       N36.44 Muscular disorders of urethra
          Bladder sphincter dyssynergy
    N36.8 Other specified disorders of urethra
    N36.9 Urethral disorder, unspecified

## N37 Urethral disorders in diseases classified elsewhereN37 Urethral disorders in diseases classified elsewhere

    Code first underlying disease.
    Excludes1: urethritis (in):
       candidal infection (B37.41)
       chlamydial (A56.01)
       gonorrhea (A54.01)
       syphilis (A52.76)
       trichomonal infection (A59.03)
       tuberculosis (A18.13)

## N39 Other disorders of urinary systemN39 Other disorders of urinary system

    Excludes2: hematuria NOS (R31-)
       recurrent or persistent hematuria (N02.-)
       recurrent or persistent hematuria with specified morphological lesion (N02.-)
       proteinuria NOS (R80.-)
    N39.0 Urinary tract infection, site not specified
       Use additional code (B95-B97), to identify infectious agent.
       Excludes1: candidiasis of urinary tract (B37.4-)
          neonatal urinary tract infection (P39.3)
          urinary tract infection of specified site, such as:
          cystitis (N30.-)
          urethritis (N34.-)
    N39.3 Stress incontinence (female) (male)
       Code also any associated overactive bladder (N32.81)
       Excludes1: mixed incontinence (N39.46)
    N39.4 Other specified urinary incontinence
       Code also any associated overactive bladder (N32.81)
       Excludes1: enuresis NOS (R32)
          functional ​urinary incontinence (R39.81)
          urinary incontinence associated with cognitive impairment (R39.81)
          urinary incontinence NOS (R32)
          urinary incontinence of nonorganic origin (F98.0)
       N39.41 Urge incontinence
          Excludes1: mixed incontinence (N39.46)
       N39.42 Incontinence without sensory awareness
       N39.43 Post-void dribbling
       N39.44 Nocturnal enuresis
       N39.45 Continuous leakage
       N39.46 Mixed incontinence
          Urge and stress incontinence
       N39.49 Other specified urinary incontinence
          N39.490 Overflow incontinence
          N39.498 Other specified urinary incontinence
             Reflex incontinence
             Total incontinence
    N39.8 Other specified disorders of urinary system
    N39.9 Disorder of urinary system, unspecified

# Diseases of male genital organs (N40-N51)Diseases of male genital organs (N40-N51)
## N40 Enlarged prostate (EP)N40 Enlarged prostate (EP)

    Includes: Adenofibromatous hypertrophy of prostate
       Benign hypertrophy of the prostate
       Benign prostatic hyperplasia
       Benign prostatic hypertrophy (BPH)
       Nodular prostate
       Polyp of prostate
    Excludes2: benign neoplasms of prostate (adenoma, benign) (fibroadenoma) (fibroma) (myoma) (D29.1)
       malignant neoplasm of prostate (C61)
    N40.0 Enlarged prostate without lower urinary tract symptoms (LUTS)
       Enlarged prostate NOS
    N40.1 Enlarged prostate with lower urinary tract symptoms (LUTS)
       Use additional code for associated symptoms, when specified:
          incomplete bladder emptying (R39.14)
          nocturia (R35.1)
          straining on urination (R39.16)
          urinary frequency (R35.0)
          urinary hesitancy (R39.11)
          urinary incontinence (N39.4-)
          urinary obstruction (N13.8)
          urinary ​retention (R33.8)
          urinary urgency (R39.15)
          weak urinary stream (R39.12)

## N41 Inflammatory diseases of prostateN41 Inflammatory diseases of prostate

    Use additional code (B95-B97), to identify infectious agent.
    N41.0 Acute prostatitis
       N41.00 Acute prostatitis without hematuria
       N41.01 Acute prostatitis with hematuria
    N41.1 Chronic prostatitis
       N41.10 Chronic prostatitis without hematuria
       N41.11 Chronic prostatitis with hematuria
    N41.2 Abscess of prostate
    N41.3 Prostatocystitis
    N41.4 Granulomatous prostatitis
    N41.8 Other inflammatory diseases of prostate
    N41.9 Inflammatory disease of prostate, unspecified
       Prostatitis NOS

## N42 Other and unspecified disorders of prostateN42 Other and unspecified disorders of prostate

    N42.0 Calculus of prostate
       Prostatic stone
    N42.1 Congestion and hemorrhage of prostate
       Excludes1: enlarged prostate (N40.-)
          hematuria (R31.-)
          hyperplasia of prostate (N40.-)
          inflammatory diseases of prostate (N41.-)
    N42.3 Dysplasia of prostate
       Prostatic intraepithelial neoplasia I (PIN I)
       Prostatic intraepithelial neoplasia II (PIN II)
       Excludes1: prostatic intraepithelial neoplasia III (PIN III) (D07.5)
    N42.8 Other specified disorders of prostate
       N42.81 Prostatodynia syndrome
          Painful prostate syndrome
       N42.82 Prostatosis syndrome
       N42.89 Other specified disorders of prostate
          Cyst of prostate
    N42.9 Disorder of prostate, unspecified

## N43 Hydrocele and spermatoceleN43 Hydrocele and spermatocele

    Includes: hydrocele of spermatic cord, testis or tunica vaginalis
    Excludes1: congenital hydrocele (P83.5)
    N43.0 Encysted hydrocele
    N43.1 Infected hydrocele
       Use additional code (B95-B97), to identify infectious agent
    N43.2 Other hydrocele
    N43.3 Hydrocele, unspecified
    N43. ​4 Spermatocele of epididymis
       Spermatic cyst
       N43.40 Spermatocele of epididymis, unspecified
       N43.41 Spermatocele of epididymis, single
       N43.42 Spermatocele of epididymis, multiple

## N44 Noninflammatory disorders of testisN44 Noninflammatory disorders of testis

    N44.0 Torsion of testis
       N44.00 Torsion of testis, unspecified
       N44.01 Extravaginal torsion of spermatic cord
       N44.02 Intravaginal torsion of spermatic cord
          Torsion of spermatic cord NOS
       N44.03 Torsion of appendix testis
       N44.04 Torsion of appendix epididymis
    N44.1 Cyst of tunica albuginea testis
    N44.2 Benign cyst of testis
    N44.8 Other noninflammatory disorders of the testis

## N45 Orchitis and epididymitisN45 Orchitis and epididymitis

    Use additional code (B95-B97), to identify infectious agent.
    N45.1 Epididymitis
    N45.2 Orchitis
    N45.3 Epididymo-orchitis
    N45.4 Abscess of epididymis or testis

## N46 Male infertilityN46 Male infertility

    Excludes1: vasectomy status (Z98.52)
    N46.0 Azoospermia
       Absolute male infertility
       Male infertility due to germinal (cell) aplasia
       Male infertility due to spermatogenic arrest (complete)
       N46.01 Organic azoospermia
          Azoospermia NOS
       N46.02 Azoospermia due to extratesticular causes
          Code also associated cause
          N46.021 Azoospermia due to drug therapy
          N46.022 Azoospermia due to infection
          N46.023 Azoospermia due to obstruction of efferent ducts
          N46.024 Azoospermia due to radiation
          N46.025 Azoospermia due to systemic disease
          N46.029 Azoospermia due to other extratesticular causes
    N46.1 Oligospermia
       Male infertility due to germinal cell desquamation
       Male infertility due to hypospermatogenesis
       Male infertility due to incomplete spermatogenic arrest
       N46. ​11 Organic oligospermia
          Oligospermia NOS
       N46.12 Oligospermia due to extratesticular causes
          Code also associated cause
          N46.121 Oligospermia due to drug therapy
          N46.122 Oligospermia due to infection
          N46.123 Oligospermia due to obstruction of efferent ducts
          N46.124 Oligospermia due to radiation
          N46.125 Oligospermia due to systemic disease
          N46.129 Oligospermia due to other extratesticular causes
    N46.8 Other male infertility
    N46.9 Male infertility, unspecified

## N47 Disorders of prepuceN47 Disorders of prepuce

    N47.0 Adherent prepuce, newborn
    N47.1 Phimosis
    N47.2 Paraphimosis
    N47.3 Deficient foreskin
    N47.4 Benign cyst of prepuce
    N47.5 Adhesions of prepuce and glans penis
    N47.6 Balanoposthitis
       Excludes1: balanitis (N48.1)
       Use additional code (B95-B97), to identify infectious agent.
    N47.7 Other inflammatory diseases of prepuce
       Use additional code (B95-B97), to identify infectious agent.
    N47.8 Other disorders of prepuce

## N48 Other disorders of penisN48 Other disorders of penis

    N48.0 Leukoplakia of penis
       Balanitis xerotica obliterans
       Kraurosis of penis
       Lichen sclerosus of external male genital organs
       Excludes1: carcinoma in situ of penis (D07.4)
    N48.1 Balanitis
       Excludes1: amebic balanitis (A06.8)
          balanitis xerotica obliterans (N48.0)
          candidal balanitis (B37.42)
          gonococcal balanitis (A54.23)
          herpesviral [herpes simplex] balanitis (A60.01)
       Use additional code (B95-B97), to identify infectious agent
    N48.2 Other inflammatory disorders of penis
       Use additional code (B95-B97), to identify infectious agent.
       Excludes1: balanitis (N48.1)
          balanitis xerotica obliterans (N48.0)
          balanoposthitis (N47.6)
       N48. ​21 Abscess of corpus cavernosum and penis
       N48.22 Cellulitis of corpus cavernosum and penis
       N48.29 Other inflammatory disorders of penis
    N48.3 Priapism
       Painful erection
       Code first underlying cause
       N48.30 Priapism, unspecified
       N48.31 Priapism due to trauma
       N48.32 Priapism due to disease classified elsewhere
       N48.33 Priapism, drug-induced
       N48.39 Other priapism
    N48.5 Ulcer of penis
    N48.6 Induration penis plastica
       Peyronie?s disease
       Plastic induration of penis
    N48.8 Other specified disorders of penis
       N48.81 Thrombosis of superficial vein of penis
       N48.89 Other specified disorders of penis
    N48.9 Disorder of penis, unspecified

## N49 Inflammatory disorders of male genital organs, not elsewhere classifiedN49 Inflammatory disorders of male genital organs, not elsewhere classified

    Use additional code (B95-B97), to identify infectious agent
    Excludes1: inflammation of penis (N48.1, N48.2-)
       orchitis and epididymitis (N45.-)
    N49.0 Inflammatory disorders of seminal vesicle
       Vesiculitis NOS
    N49.1 Inflammatory disorders of spermatic cord, tunica vaginalis and vas deferens
       Vasitis
    N49.2 Inflammatory disorders of scrotum
    N49.3 Fournier gangrene
    N49.8 Inflammatory disorders of other specified male genital organs
       Inflammation of multiple sites in male genital organs
    N49.9 Inflammatory disorder of unspecified male genital organ
       Abscess of unspecified male genital organ
       Boil of unspecified male genital organ
       Carbuncle of unspecified male genital organ
       Cellulitis of unspecified male genital organ

## N50 Other and unspecified disorders of male genital organsN50 Other and unspecified disorders of male genital organs

    Excludes2: torsion of testis (N44.0-)
    N50.0 Atrophy of testis
    N50.1 Vascular disorders of male genital organs
       Hematocele, NOS, of male genital organs
       Hemorrhage of male genital organs
       Thrombosis of male genital organs
    N50. ​8 Other specified disorders of male genital organs
       Atrophy of scrotum, seminal vesicle, spermatic cord, tunica vaginalis and vas deferens
       Edema of scrotum, seminal vesicle, spermatic cord, testis, tunica vaginalis and vas deferens
       Hypertrophy of scrotum, seminal vesicle, spermatic cord, testis, tunica vaginalis and vas deferens
       Ulcer of scrotum, seminal vesicle, spermatic cord, testis, tunica vaginalis and vas deferens
       Chylocele, tunica vaginalis (nonfilarial) NOS
       Urethroscrotal fistula
       Stricture of spermatic cord, tunica vaginalis, and vas deferens
    N50.9 Disorder of male genital organs, unspecified

## N51 Disorders of male genital organs in diseases classified elsewhereN51 Disorders of male genital organs in diseases classified elsewhere

    Code first underlying disease, such as:
       filariasis (B74.0-B74.9)
    Excludes1: amebic balanitis (A06.8)
       candidal balanitis (B37.42)
       gonococcal balanitis (A54.23)
       gonococcal prostatitis (A54.22)
       herpesviral [herpes simplex] balanitis (A60.01)
       trichomonal prostatitis (A59.02)
       tuberculous prostatitis (A18.14)

## N52 Male erectile dysfunctionN52 Male erectile dysfunction

    Excludes1: psychogenic impotence (F52.21)
    N52.0 Vasculogenic erectile dysfunction
       N52.01 Erectile dysfunction due to arterial insufficiency
       N52.02 Corporo-venous occlusive erectile dysfunction
       N52.03 Combined arterial insufficiency and corporo-venous occlusive erectile dysfunction
    N52.1 Erectile dysfunction due to diseases classified elsewhere
       Code first underlying disease
    N52.2 Drug-induced erectile dysfunction
    N52.3 Post-surgical erectile dysfunction
       N52.31 Erectile dysfunction following radical prostatectomy
       N52.32 Erectile dysfunction following radical cystectomy
       N52.33 Erectile dysfunction following urethral surgery
       N52.34 Erectile dysfunction following simple prostatectomy
       N52.39 Other post-surgical erectile dysfunction
    N52.8 Other male erectile dysfunction
    N52.9 Male erectile dysfunction, unspecified
       Impotence NOS

## N53 Other male sexual dysfunctionN53 Other male sexual dysfunction

    Excludes1: ​psychogenic sexual dysfunction (F52.-)
    N53.1 Ejaculatory dysfunction
       Excludes1: premature ejaculation (F52.4)
       N53.11 Retarded ejaculation
       N53.12 Painful ejaculation
       N53.13 Anejaculatory orgasm
       N53.14 Retrograde ejaculation
       N53.19 Other ejaculatory dysfunction
          Ejaculatory dysfunction NOS
    N53.8 Other male sexual dysfunction
    N53.9 Unspecified male sexual dysfunction

# Disorders of breast (N60-N65)Disorders of breast (N60-N65)

    Excludes1: disorders of breast associated with childbirth (O91-O92)

## N60 Benign mammary dysplasiaN60 Benign mammary dysplasia

    Includes: fibrocystic mastopathy
    N60.0 Solitary cyst of breast
       Cyst of breast
       N60.01 Solitary cyst of right breast
       N60.02 Solitary cyst of left breast
       N60.09 Solitary cyst of unspecified breast
    N60.1 Diffuse cystic mastopathy
       Cystic breast
       Fibrocystic disease of breast
       Excludes1: diffuse cystic mastopathy with epithelial proliferation (N60.3-)
       N60.11 Diffuse cystic mastopathy of right breast
       N60.12 Diffuse cystic mastopathy of left breast
       N60.19 Diffuse cystic mastopathy of unspecified breast
    N60.2 Fibroadenosis of breast
       Adenofibrosis of breast
       Excludes2: fibroadenoma of breast (D24.-)
       N60.21 Fibroadenosis of right breast
       N60.22 Fibroadenosis of left breast
       N60.29 Fibroadenosis of unspecified breast
    N60.3 Fibrosclerosis of breast
       Cystic mastopathy with epithelial proliferation
       N60.31 Fibrosclerosis of right breast
       N60.32 Fibrosclerosis of left breast
       N60.39 Fibrosclerosis of unspecified breast
    N60.4 Mammary duct ectasia
       N60.41 Mammary duct ectasia of right breast
       N60.42 Mammary duct ectasia of left breast
       N60.49 Mammary duct ectasia of unspecified breast
    N60.8 Other benign mammary dysplasias
       N60. ​81 Other benign mammary dysplasias of right breast
       N60.82 Other benign mammary dysplasias of left breast
       N60.89 Other benign mammary dysplasias of unspecified breast
    N60.9 Unspecified benign mammary dysplasia
       N60.91 Unspecified benign mammary dysplasia of right breast
       N60.92 Unspecified benign mammary dysplasia of left breast
       N60.99 Unspecified benign mammary dysplasia of unspecified breast

## N61 Inflammatory disorders of breastN61 Inflammatory disorders of breast

    Includes: abscess (acute) (chronic) (nonpuerperal) of areola
       abscess (acute) (chronic) (nonpuerperal) of breast
       carbuncle of breast
       infective mastitis (acute) (subacute) (nonpuerperal)
       mastitis (acute) (subacute) (nonpuerperal) NOS
    Excludes1: inflammatory carcinoma of breast (C50.9)
       inflammatory disorder of breast associated with childbirth (O91.-)
       neonatal infective mastitis (P39.0)
       thrombophlebitis of breast [Mondor's disease] (I80.8)

## N62 Hypertrophy of breastN62 Hypertrophy of breast

    Includes: gynecomastia
       hypertrophy of breast NOS
       massive pubertal hypertrophy of breast
    Excludes1: breast engorgement of newborn (P83.4)
       disproportion of reconstructed breast (N65.1)

## N63 Unspecified lump in breastN63 Unspecified lump in breast

    Includes: nodule(s) NOS in breast

## N64 Other disorders of breastN64 Other disorders of breast

       Excludes2: mechanical complication of breast prosthesis and implant (T85.4-)
    N64.0 Fissure and fistula of nipple
    N64.1 Fat necrosis of breast
       Fat necrosis (segmental) of breast
       Code first breast necrosis due to breast graft (T85.89)
    N64.2 Atrophy of breast
    N64.3 Galactorrhea not associated with childbirth
    N64.4 Mastodynia
    N64.5 Other signs and symptoms in breast
       Excludes2: abnormal findings on diagnostic imaging of breast (R92.-)
       N64.51 Induration of breast
       N64.52 Nipple discharge
          Excludes1: abnormal findings in nipple discharge (R89.-)
       N64. ​53 Retraction of nipple
       N64.59 Other signs and symptoms in breast
    N64.8 Other specified disorders of breast
       N64.81 Ptosis of breast
          Excludes1: ptosis of native breast in relation to reconstructed breast (N65.1)
       N64.82 Hypoplasia of breast
          Micromastia
          Excludes1: congenital absence of breast (Q83.0)
             hypoplasia of native breast in relation to reconstructed breast (N65.1)
       N64.89 Other specified disorders of breast
          Galactocele
          Subinvolution of breast (postlactational)
    N64.9 Disorder of breast, unspecified

## N65 Deformity and disproportion of reconstructed breastN65 Deformity and disproportion of reconstructed breast

    N65.0 Deformity of reconstructed breast
       Contour irregularity in reconstructed breast
       Excess tissue in reconstructed breast
       Misshapen reconstructed breast
    N65.1 Disproportion of reconstructed breast
       Breast asymmetry between native breast and reconstructed breast
       Disproportion between native breast and reconstructed breast

# Inflammatory diseases of female pelvic organs (N70-N77)Inflammatory diseases of female pelvic organs (N70-N77)

    Excludes1: inflammatory diseases of female pelvic organs complicating:
       abortion or ectopic or molar pregnancy (O00-O07, O08.0)
       pregnancy, childbirth and the puerperium (O23.-, O75.3, O85, O86.-)

## N70 Salpingitis and oophoritisN70 Salpingitis and oophoritis

    Includes: abscess (of) fallopian tube
       abscess (of) ovary
       pyosalpinx
       salpingo-oophoritis
       tubo-ovarian abscess
       tubo-ovarian inflammatory disease
    Use additional code (B95-B97), to identify infectious agent
    Excludes1: gonococcal infection (A54.24)
       tuberculous infection (A18.17)
    N70.0 Acute salpingitis and oophoritis
       N70.01 Acute salpingitis
       N70.02 Acute oophoritis
       N70. ​03 Acute salpingitis and oophoritis
    N70.1 Chronic salpingitis and oophoritis
       Hydrosalpinx
       N70.11 Chronic salpingitis
       N70.12 Chronic oophoritis
       N70.13 Chronic salpingitis and oophoritis
    N70.9 Salpingitis and oophoritis, unspecified
       N70.91 Salpingitis, unspecified
       N70.92 Oophoritis, unspecified
       N70.93 Salpingitis and oophoritis, unspecified

## N71 Inflammatory disease of uterus, except cervixN71 Inflammatory disease of uterus, except cervix

    Includes: endo (myo) metritis
       metritis
       myometritis
       pyometra
       uterine abscess
    Use additional code (B95-B97), to identify infectious agent
       Excludes1: hyperplastic endometritis (N85.0-)
          infection of uterus following delivery (O85, O86.-)
    N71.0 Acute inflammatory disease of uterus
    N71.1 Chronic inflammatory disease of uterus
    N71.9 Inflammatory disease of uterus, unspecified

## N72 Inflammatory disease of cervix uteriN72 Inflammatory disease of cervix uteri

    Includes: cervicitis (with or without erosion or ectropion)
       endocervicitis (with or without erosion or ectropion)
       exocervicitis (with or without erosion or ectropion)
       Use additional code (B95-B97), to identify infectious agent
    Excludes1: erosion and ectropion of cervix without cervicitis (N86)

## N73 Other female pelvic inflammatory diseasesN73 Other female pelvic inflammatory diseases

    Use additional code (B95-B97), to identify infectious agent.
    N73.0 Acute parametritis and pelvic cellulitis
       Abscess of broad ligament
       Abscess of parametrium
       Pelvic cellulitis, female
    N73.1 Chronic parametritis and pelvic cellulitis
       Any condition in N73.0 specified as chronic
       Excludes1: tuberculous parametritis and pelvic cellultis (A18.17)
    N73.2 Unspecified parametritis and pelvic cellulitis
       Any condition in N73.0 unspecified whether acute or chronic
    N73.3 Female acute pelvic peritonitis
    N73.4 Female chronic pelvic peritonitis
       Excludes1: tuberculous pelvic (female) peritonitis (A18.17)
    N73.5 Female pelvic peritonitis, unspecified
    N73.6 Female pelvic peritoneal adhesions (postinfective)
       Excludes2: ​postprocedural pelvic peritoneal adhesions (N99.4)
    N73.8 Other specified female pelvic inflammatory diseases
    N73.9 Female pelvic inflammatory disease, unspecified
       Female pelvic infection or inflammation NOS

## N74 Female pelvic inflammatory disorders in diseases classified elsewhereN74 Female pelvic inflammatory disorders in diseases classified elsewhere

    Code first underlying disease
    Excludes1: cervicitis:
       chlamydial (A56.02)
       gonococcal (A54.03)
       herpesviral [herpes simplex] (A60.03)
       syphilitic (A52.76)
       trichomonal (A59.09)
       tuberculous (A18.16)
       pelvic inflammatory disease:
       chlamydial (A56.11)
       gonococcal (A54.24)
       herpesviral [herpes simplex] (A60.09)
       syphilitic (A52.76)
       tuberculous (A18.17)

## N75 Diseases of Bartholin's glandN75 Diseases of Bartholin's gland

    N75.0 Cyst of Bartholin's gland
    N75.1 Abscess of Bartholin's gland
    N75.8 Other diseases of Bartholin's gland
       Bartholinitis
    N75.9 Disease of Bartholin's gland, unspecified

## N76 Other inflammation of vagina and vulvaN76 Other inflammation of vagina and vulva

    Use additional code (B95-B97), to identify infectious agent
    Excludes2: senile (atrophic) vaginitis (N95.2)
       vulvar vestibulitis (N94.810)
    N76.0 Acute vaginitis
       Acute vulvovaginitis
       Vaginitis NOS
       Vulvovaginitis NOS
    N76.1 Subacute and chronic vaginitis
       Chronic vulvovaginitis
       Subacute vulvovaginitis
    N76.2 Acute vulvitis
       Vulvitis NOS
    N76.3 Subacute and chronic vulvitis
    N76.4 Abscess of vulva
       Furuncle of vulva
    N76.5 Ulceration of vagina
    N76.6 Ulceration of vulva
    N76. ​8 Other specified inflammation of vagina and vulva
       N76.81 Mucositis (ulcerative) of vagina and vulva
          Code also type of associated therapy, such as:
             antineoplastic and immunosuppressive drugs (T45.1x-)
             radiological procedure and radiotherapy (Y84.2)
          Excludes2: gastrointestinal mucositis (ulcerative) (K92.81)
             nasal mucositis (ulcerative) (J34.81)
             oral mucositis (ulcerative) (K12.3-)
       N76.89 Other specified inflammation of vagina and vulva

## N77 Vulvovaginal ulceration and inflammation in diseases classified elsewhereN77 Vulvovaginal ulceration and inflammation in diseases classified elsewhere

    N77.0 Ulceration of vulva in diseases classified elsewhere
       Code first underlying disease, such as:
          Behçet's disease (M35.2)
       Excludes1: ulceration of vulva in gonococcal infection (A54.02)
          ulceration of vulva in herpesviral [herpes simplex] infection (A60.04)
          ulceration of vulva in syphilis (A51.0)
          ulceration of vulva in tuberculosis (A18.18)
    N77.1 Vaginitis, vulvitis and vulvovaginitis in diseases classified elsewhere
       Code first underlying disease, such as:
          pinworm (B80)
       Excludes1: vaginitis, vulvitis and vulvovaginitis (in):
          candidiasis (B37.3)
          chlamydial (A56.02)
          gonococcal infection (A54.02)
          herpesviral [herpes simplex] infection (A60.04)
          syphilitic, early (A51.0)
          syphilitic, late (A52.76)
          trichomonal (A59.01)
          tuberculous (A18.18)

# Noninflammatory disorders of female genital tract (N80-N98)Noninflammatory disorders of female genital tract (N80-N98)
## N80 EndometriosisN80 Endometriosis

    N80.0 Endometriosis of uterus
       Adenomyosis
       Excludes1: stromal endometriosis (D39.0)
    N80.1 Endometriosis of ovary
    N80.2 Endometriosis of fallopian tube
    N80. ​3 Endometriosis of pelvic peritoneum
    N80.4 Endometriosis of rectovaginal septum and vagina
    N80.5 Endometriosis of intestine
    N80.6 Endometriosis in cutaneous scar
    N80.8 Other endometriosis
    N80.9 Endometriosis, unspecified

## N81 Female genital prolapseN81 Female genital prolapse

    Excludes1: genital prolapse complicating pregnancy, labor or delivery (O34.5-)
       prolapse and hernia of ovary and fallopian tube (N83.4)
       prolapse of vaginal vault after hysterectomy (N99.3)
    N81.0 Urethrocele
       Excludes1: urethrocele with cystocele (N81.1-)
          urethrocele with prolapse of uterus (N81.2-N81.4)
    N81.1 Cystocele
       Cystocele with urethrocele
       Cystourethrocele
       Excludes1: cystocele with prolapse of uterus (N81.2-N81.4)
       N81.10 Cystocele, unspecified
          Prolapse of (anterior) vaginal wall NOS
       N81.11 Cystocele, midline
       N81.12 Cystocele, lateral
          Paravaginal cystocele
    N81.2 Incomplete uterovaginal prolapse
       First degree uterine prolapse
       Prolapse of cervix NOS
       Second degree uterine prolapse
       Excludes1: cervical stump prolaspe (N81.85)
    N81.3 Complete uterovaginal prolapse
       Procidential (uteri) NOS
       Third degree uterine prolapse
    N81.4 Uterovaginal prolapse, unspecified
       Prolapse of uterus NOS
    N81.5 Vaginal enterocele
       Excludes1: enterocele with prolapse of uterus (N81.2-N81.4)
    N81.6 Rectocele
       Prolapse of posterior vaginal wall
       Excludes1: perineocele N81.81
          rectal prolapse (K62.3)
          rectocele with prolapse of uterus (N81.2-N81.4)
    N81.8 Other female genital prolapse
       N81.81 Perineocele
       N81.82 Incompetence or weakening of pubocervical tissue
       N81.83 Incompetence or weakening of rectovaginal tissue
       N81.84 Pelvic muscle wasting
          Disuse atrophy of pelvic muscles and anal sphincter
       N81.85 Cervical stump prolapse
       N81. ​89 Other female genital prolapse
          Deficient perineum
          Old laceration of muscles of pelvic floor
    N81.9 Female genital prolapse, unspecified

## N82 Fistulae involving female genital tractN82 Fistulae involving female genital tract

    Excludes1: vesicointestinal fistulae (N32.1)
    N82.0 Vesicovaginal fistula
    N82.1 Other female urinary-genital tract fistulae
       Cervicovesical fistula
       Ureterovaginal fistula
       Urethrovaginal fistula
       Uteroureteric fistula
       Uterovesical fistula
    N82.2 Fistula of vagina to small intestine
    N82.3 Fistula of vagina to large intestine
       Rectovaginal fistula
    N82.4 Other female intestinal-genital tract fistulae
       Intestinouterine fistula
    N82.5 Female genital tract-skin fistulae
       Uterus to abdominal wall fistula
       Vaginoperineal fistula
    N82.8 Other female genital tract fistulae
    N82.9 Female genital tract fistula, unspecified

## N83 Noninflammatory disorders of ovary, fallopian tube and broad ligamentN83 Noninflammatory disorders of ovary, fallopian tube and broad ligament

    Excludes2: hydrosalpinx (N70.1-)
    N83.0 Follicular cyst of ovary
       Cyst of graafian follicle
       Hemorrhagic follicular cyst (of ovary)
    N83.1 Corpus luteum cyst
       Hemorrhagic corpus luteum cyst
    N83.2 Other and unspecified ovarian cysts
       Excludes1: developmental ovarian cyst (Q50.1)
          neoplastic ovarian cyst (D27.-)
          polycystic ovarian syndrome (E28.2)
          Stein-Leventhal syndrome (E28.2)
       N83.20 Unspecified ovarian cysts
       N83.29 Other ovarian cysts
          Retention cyst of ovary
          Simple cyst of ovary
    N83.3 Acquired atrophy of ovary and fallopian tube
       N83.31 Acquired atrophy of ovary
       N83.32 Acquired atrophy of fallopian tube
       N83.33 Acquired atrophy of ovary and fallopian tube
    N83.4 Prolapse and hernia of ovary and fallopian tube
    N83. ​5 Torsion of ovary, ovarian pedicle and fallopian tube
       Torsion of accessory tube
       N83.51 Torsion of ovary and ovarian pedicle
       N83.52 Torsion of fallopian tube
          Torsion of hydatid of Morgagni
       N83.53 Torsion of ovary, ovarian pedicle and fallopian tube
    N83.6 Hematosalpinx
       Excludes1: hematosalpinx (with) (in):
          hematocolpos (N89.7)
          hematometra (N85.7)
          tubal pregnancy (O00.1)
    N83.7 Hematoma of broad ligament
    N83.8 Other noninflammatory disorders of ovary, fallopian tube and broad ligament
       Broad ligament laceration syndrome [Allen-Masters]
    N83.9 Noninflammatory disorder of ovary, fallopian tube and broad ligament, unspecified

## N84 Polyp of female genital tractN84 Polyp of female genital tract

    Excludes1: adenomatous polyp (D28.-)
       placental polyp (O90.89)
    N84.0 Polyp of corpus uteri
       Polyp of endometrium
       Polyp of uterus NOS
       Excludes1: polypoid endometrial hyperplasia (N85.0-)
    N84.1 Polyp of cervix uteri
       Mucous polyp of cervix
    N84.2 Polyp of vagina
    N84.3 Polyp of vulva
       Polyp of labia
    N84.8 Polyp of other parts of female genital tract
    N84.9 Polyp of female genital tract, unspecified

## N85 Other noninflammatory disorders of uterus, except cervixN85 Other noninflammatory disorders of uterus, except cervix

    Excludes1: endometriosis (N80.-)
       inflammatory diseases of uterus (N71.-)
       noninflammatory disorders of cervix, except malposition (N86-N88)
       polyp of corpus uteri (N84.0)
       uterine prolapse (N81.-)
    N85.0 Endometrial hyperplasia
       N85.00 Endometrial hyperplasia, unspecified
          Hyperplasia (adenomatous) (cystic) (glandular) of endometrium
          Hyperplastic endometritis
       N85.01 Benign endometrial hyperplasia
          Endometrial hyperplasia (complex) (simple) without atypia
       N85.02 Endometrial intraepithelial neoplasia [EIN]
          Endometrial hyperplasia with atypia
          Excludes1: ​malignant neoplasm of endometrium (with endometrial intraepithelial neoplasia [EIN]) (C54.1)
    N85.2 Hypertrophy of uterus
       Bulky or enlarged uterus
       Excludes1: puerperal hypertrophy of uterus (O90.89)
    N85.3 Subinvolution of uterus
       Excludes1: puerperal subinvolution of uterus (O90.89)
    N85.4 Malposition of uterus
       Anteversion of uterus
       Retroflexion of uterus
       Retroversion of uterus
       Excludes1: malposition of uterus complicating pregnancy, labor or delivery (O34.5-, O65.5)
    N85.5 Inversion of uterus
       Excludes1: current obstetric trauma (O71.2)
          postpartum inversion of uterus (O71.2)
    N85.6 Intrauterine synechiae
    N85.7 Hematometra
       Hematosalpinx with hematometra
       Excludes1: hematometra with hematocolpos (N89.7)
    N85.8 Other specified noninflammatory disorders of uterus
       Atrophy of uterus, acquired
       Fibrosis of uterus NOS
    N85.9 Noninflammatory disorder of uterus, unspecified
       Disorder of uterus NOS

## N86 Erosion and ectropion of cervix uteriN86 Erosion and ectropion of cervix uteri

    Includes: decubitus (trophic) ulcer of cervix
       eversion of cervix
    Excludes1: erosion and ectropion of cervix with cervicitis (N72)

## N87 Dysplasia of cervix uteriN87 Dysplasia of cervix uteri

    Excludes1: abnormal results from cervical cytologic examination without histologic confirmation (R87.61-)
       carcinoma in situ of cervix uteri (D06.-)
       cervical intraepithelial neoplasia III [CIN III] (D06.-)
       HGSIL of cervix (R87.613)
       severe dysplasia of cervix uteri (D06.-)
    N87.0 Mild cervical dysplasia
       Cervical intraepithelial neoplasia I [CIN I]
    N87.1 Moderate cervical dysplasia
       Cervical intraepithelial neoplasia II [CIN II]
    N87.9 Dysplasia of cervix uteri, unspecified
       Anaplasia of cervix
       Cervical atypism
       Cervical dysplasia NOS

## N88 ​Other noninflammatory disorders of cervix uteri

    Excludes2: inflammatory disease of cervix (N72)
       polyp of cervix (N84.1)
    N88.0 Leukoplakia of cervix uteri
    N88.1 Old laceration of cervix uteri
       Adhesions of cervix
       Excludes1: current obstetric trauma (O71.3)
    N88.2 Stricture and stenosis of cervix uteri
       Excludes1: stricture and stenosis of cervix uteri complicating labor (O65.5)
    N88.3 Incompetence of cervix uteri
       Investigation and management of (suspected) cervical incompetence in a nonpregnant woman
       Excludes1: cervical incompetence complicating pregnancy (O34.3-)
    N88.4 Hypertrophic elongation of cervix uteri
    N88.8 Other specified noninflammatory disorders of cervix uteri
       Excludes1: current obstetric trauma (O71.3)
    N88.9 Noninflammatory disorder of cervix uteri, unspecified

## N89 Other noninflammatory disorders of vaginaN89 Other noninflammatory disorders of vagina

    Excludes1: abnormal results from vaginal cytologic examination without histologic confirmation (R87.62-)
       carcinoma in situ of vagina (D07.2)
       HGSIL of vagina (R87.623)
       inflammation of vagina (N76.-)
       senile (atrophic) vaginitis (N95.2)
       severe dysplasia of vagina (D07.2)
       trichomonal leukorrhea (A59.00)
       vaginal intraepithelial neoplasia [VAIN], grade III (D07.2)
    N89.0 Mild vaginal dysplasia
       Vaginal intraepithelial neoplasia [VAIN], grade I
    N89.1 Moderate vaginal dysplasia
       Vaginal intraepithelial neoplasia [VAIN], grade II
    N89.3 Dysplasia of vagina, unspecified
    N89.4 Leukoplakia of vagina
    N89.5 Stricture and atresia of vagina
       Vaginal adhesions
       Vaginal stenosis
       Excludes1: congenital atresia or stricture (Q52.4)
          postprocedural adhesions of vagina (N99.2)
    N89.6 Tight hymenal ring
       Rigid hymen
       Tight introitus
       Excludes1: imperforate hymen (Q52.3)
    N89.7 Hematocolpos
       Hematocolpos with hematometra or hematosalpinx
    N89.8 Other specified noninflammatory disorders of vagina
       Leukorrhea ​NOS
       Old vaginal laceration
       Pessary ulcer of vagina
       Excludes1: current obstetric trauma (O70.-, O71.4, O71.7-O71.8)
          old laceration involving muscles of pelvic floor (N81.8)
    N89.9 Noninflammatory disorder of vagina, unspecified

## N90 Other noninflammatory disorders of vulva and perineumN90 Other noninflammatory disorders of vulva and perineum

    Excludes1: anogenital (venereal) warts (A63.0)
       carcinoma in situ of vulva (D07.1)
       condyloma acuminatum (A63.0)
       current obstetric trauma (O70.-, O71.7-O71.8)
       inflammation of vulva (N76.-)
       severe dysplasia of vulva (D07.1)
       vulvar intraepithelial neoplasm III [VIN III] (D07.1)
    N90.0 Mild vulvar dysplasia
       Vulvar intraepithelial neoplasia [VIN], grade I
    N90.1 Moderate vulvar dysplasia
       Vulvar intraepithelial neoplasia [VIN], grade II
    N90.3 Dysplasia of vulva, unspecified
    N90.4 Leukoplakia of vulva
       Dystrophy of vulva
       Kraurosis of vulva
       Lichen sclerosus of external female genital organs
    N90.5 Atrophy of vulva
       Stenosis of vulva
    N90.6 Hypertrophy of vulva
       Hypertrophy of labia
    N90.7 Vulvar cyst
    N90.8 Other specified noninflammatory disorders of vulva and perineum
       N90.81 Female genital mutilation status
          Female genital cutting status
          N90.810 Female genital mutilation status, unspecified
             Female genital cutting status, unspecified
             Female genital mutilation status NOS
          N90.811 Female genital mutilation Type I status
             Clitorectomy status
             Female genital cutting Type I status
          N90.812 Female genital mutilation Type II status
             Clitorectomy with excision of labia minora status
             Female genital cutting Type II status
          N90.813 Female genital mutilation Type III status
             Female genital cutting Type III status
             Infibulation status
          N90. ​818 Other female genital mutilation status
             Female genital cutting Type IV status
             Female genital mutilation Type IV status
             Other female genital cutting status
       N90.89 Other specified noninflammatory disorders of vulva and perineum
          Adhesions of vulva
          Hypertrophy of clitoris
    N90.9 Noninflammatory disorder of vulva and perineum, unspecified

## N91 Absent, scanty and rare menstruationN91 Absent, scanty and rare menstruation

    Excludes1: ovarian dysfunction (E28.-)
    N91.0 Primary amenorrhea
    N91.1 Secondary amenorrhea
    N91.2 Amenorrhea, unspecified
    N91.3 Primary oligomenorrhea
    N91.4 Secondary oligomenorrhea
    N91.5 Oligomenorrhea, unspecified
       Hypomenorrhea NOS

## N92 Excessive, frequent and irregular menstruationN92 Excessive, frequent and irregular menstruation

    Excludes1: postmenopausal bleeding (N95.0)
    N92.0 Excessive and frequent menstruation with regular cycle
       Heavy periods NOS
       Menorrhagia NOS
       Polymenorrhea
    N92.1 Excessive and frequent menstruation with irregular cycle
       Irregular intermenstrual bleeding
       Irregular, shortened intervals between menstrual bleeding
       Menometrorrhagia
       Metrorrhagia
    N92.2 Excessive menstruation at puberty
       Excessive bleeding associated with onset of menstrual periods
       Pubertal menorrhagia
       Puberty bleeding
    N92.3 Ovulation bleeding
       Regular intermenstrual bleeding
    N92.4 Excessive bleeding in the premenopausal period
       Climacteric menorrhagia or metrorrhagia
       Menopausal menorrhagia or metrorrhagia
       Preclimacteric menorrhagia or metrorrhagia
       Premenopausal menorrhagia or metrorrhagia
    N92.5 Other specified irregular menstruation
    N92.6 Irregular menstruation, unspecified
       Irregular bleeding NOS
       Irregular periods NOS
       Excludes1: irregular menstruation with:
          lengthened ​intervals or scanty bleeding (N91.3-N91.5)
          shortened intervals or excessive bleeding (N92.1)

## N93 Other abnormal uterine and vaginal bleedingN93 Other abnormal uterine and vaginal bleeding

    Excludes1: neonatal vaginal hemorrhage (P54.6)
       pseudomenses (P54.6)
    N93.0 Postcoital and contact bleeding
    N93.8 Other specified abnormal uterine and vaginal bleeding
       Dysfunctional or functional uterine or vaginal bleeding NOS
    N93.9 Abnormal uterine and vaginal bleeding, unspecified

## N94 Pain and other conditions associated with female genital organs and menstrual cycleN94 Pain and other conditions associated with female genital organs and menstrual cycle

    N94.0 Mittelschmerz
    N94.1 Dyspareunia
       Excludes1: psychogenic dyspareunia (F52.6)
    N94.2 Vaginismus
       Excludes1: psychogenic vaginismus (F52.5)
    N94.3 Premenstrual tension syndrome
       Premenstrual dysphoric disorder
       Code also associated menstrual migraine (G43.d-)
    N94.4 Primary dysmenorrhea
    N94.5 Secondary dysmenorrhea
    N94.6 Dysmenorrhea, unspecified
       Excludes1: psychogenic dysmenorrhea (F45.8)
    N94.8 Other specified conditions associated with female genital organs and menstrual cycle
       N94.81 Vulvodynia
          N94.810 Vulvar vestibulitis
          N94.818 Other vulvodynia
          N94.819 Vulvodynia, unspecified
             Vulvodynia NOS
       N94.89 Other specified conditions associated with female genital organs and menstrual cycle
    N94.9 Unspecified condition associated with female genital organs and menstrual cycle

## N95 Menopausal and other perimenopausal disordersN95 Menopausal and other perimenopausal disorders

    Menopausal and other perimenopausal disorders due to naturally occurring (age-related) menopause and perimenopause
    Excludes1: excessive bleeding in the premenopausal period (N92.4)
       menopausal and perimenopausal disorders due to artificial or premature menopause (E89.4-, E28.31-)
       premature menopause (E28.31-)
    Excludes2: postmenopausal osteoporosis (M81.0-)
       postmenopausal osteoporosis with current pathological fracture (M80.0-)
       postmenopausal ​urethritis (N34.2)
    N95.0 Postmenopausal bleeding
    N95.1 Menopausal and female climacteric states
       Symptoms such as flushing, sleeplessness, headache, lack of concentration, associated with natural (age-related) menopause
       Use additional code for associated symptoms
       Excludes1: asymptomatic menopausal state (Z78.0)
          symptoms associated with artificial menopause (E89.41)
          symptoms associated with premature menopause (E28.310)
    N95.2 Postmenopausal atrophic vaginitis
       Senile (atrophic) vaginitis
    N95.8 Other specified menopausal and perimenopausal disorders
    N95.9 Unspecified menopausal and perimenopausal disorder

## N96 Habitual aborterN96 Habitual aborter

    Includes: investigation or care in a nonpregnant woman
    Excludes1: habitual aborter with current pregnancy (O26.2-)

## N97 Female infertilityN97 Female infertility

    Includes: inability to achieve a pregnancy
       sterility, female NOS
    Excludes1: female infertility associated with:
       hypopituitarism (E23.0)
       Stein-Leventhal syndrome (E28.2)
    Excludes2: incompetence of cervix uteri (N88.3)
    N97.0 Female infertility associated with anovulation
    N97.1 Female infertility of tubal origin
       Female infertility associated with congenital anomaly of tube
       Female infertility due to tubal block
       Female infertility due to tubal occlusion
       Female infertility due to tubal stenosis
    N97.2 Female infertility of uterine origin
       Female infertility associated with congenital anomaly of uterus
       Female infertility due to nonimplantation of ovum
    N97.8 Female infertility of other origin
    N97.9 Female infertility, unspecified

## N98 Complications associated with artificial fertilizationN98 Complications associated with artificial fertilization

    N98.0 Infection associated with artificial insemination
    N98.1 Hyperstimulation of ovaries
       Hyperstimulation of ovaries NOS
       Hyperstimulation of ovaries associated with induced ovulation
    N98.2 Complications of attempted introduction of fertilized ovum following in vitro fertilization
    N98.3 Complications of attempted introduction of embryo in embryo transfer
    N98. ​8 Other complications associated with artificial fertilization
    N98.9 Complication associated with artificial fertilization, unspecified

# Intraoperative and postprocedural complications and disorders of genitourinary system, not elsewhere classified (N99)Intraoperative and postprocedural complications and disorders of genitourinary system, not elsewhere classified (N99)
## N99 Intraoperative and postprocedural complications and disorders of genitourinary system, not elsewhere classifiedN99 Intraoperative and postprocedural complications and disorders of genitourinary system, not elsewhere classified

    Excludes2: irradiation cystitis (N30.4-)
       postoophorectomy osteoporosis (M81.8-)
       postoophorectomy osteoporosis with current pathological fracture (M80.8-)
    N99.0 Postprocedural (acute) (chronic) kidney failure
       Use additional code to type of kidney disease
    N99.1 Postprocedural urethral stricture
       Postcatheterization urethral stricture
       N99.11 Postprocedural urethral stricture, male
          N99.110 Postprocedural urethral stricture, male, meatal
          N99.111 Postprocedural bulbous urethral stricture
          N99.112 Postprocedural membranous urethral stricture
          N99.113 Postprocedural anterior urethral stricture
          N99.114 Postprocedural urethral stricture, male, unspecified
       N99.12 Postprocedural urethral stricture, female
    N99.2 Postprocedural adhesions of vagina
    N99.3 Prolapse of vaginal vault after hysterectomy
    N99.4 Postprocedural pelvic peritoneal adhesions
       Excludes2: pelvic peritoneal adhesions NOS (N73.6)
          postinfective pelvic peritoneal adhesions (N73.6)
    N99.5 Complications of stoma of urinary tract
       Excludes2: mechanical complication of urinary (indwelling) catheter (T83.0-)
       N99.51 Complication of cystostomy
          N99.510 Cystostomy hemorrhage
          N99.511 Cystostomy infection
          N99.512 Cystostomy malfunction
          N99.518 Other cystostomy complication
       N99.52 Complication of other external stoma of urinary tract
          N99.520 Hemorrhage of other external stoma of urinary tract
          N99. ​521 Infection of other external stoma of urinary tract
          N99.522 Malfunction of other external stoma of urinary tract
          N99.528 Other complication of other external stoma of urinary tract
       N99.53 Complication of other stoma of urinary tract
          N99.530 Hemorrhage of other stoma of urinary tract
          N99.531 Infection of other stoma of urinary tract
          N99.532 Malfunction of other stoma of urinary tract
          N99.538 Other complication of other stoma of urinary tract
    N99.6 Intraoperative hemorrhage and hematoma of a genitourinary system organ or structure complicating a procedure
       Excludes1: intraoperative hemorrhage and hematoma of a genitourinary system organ or structure due to accidental puncture or laceration during a procedure (N99.7-)
       N99.61 Intraoperative hemorrhage and hematoma of a genitourinary system organ or structure complicating a genitourinary system procedure
       N99.62 Intraoperative hemorrhage and hematoma of a genitourinary system organ or structure complicating other procedure
    N99.7 Accidental puncture and laceration of a genitourinary system organ or structure during a procedure
       N99.71 Accidental puncture and laceration of a genitourinary system organ or structure during a genitourinary system procedure
       N99.72 Accidental puncture and laceration of a genitourinary system organ or structure during other procedure
    N99.8 Other intraoperative and postprocedural complications and disorders of genitourinary system
       N99.81 Other intraoperative complications of genitourinary system
       N99.82 Postprocedural hemorrhage and hematoma of a genitourinary system organ or structure following a procedure
          N99.820 Postprocedural hemorrhage and hematoma of a genitourinary system organ or structure following a genitourinary system procedure
          N99.821 Postprocedural hemorrhage and hematoma of a genitourinary system organ or structure following other procedure
       N99.83 Residual ovary syndrome ​
       N99.89 Other postprocedural complications and disorders of genitourinary system