# List of diseases (N)

This is a list of diseases starting with the letter "N".
* 0–9
* A
* B
* C
* D
* E
* F
* G
* H
* I
* J
* K
* L
* M
* N
* O
* P
* Q
* R
* S
* T
* U
* V
* W
* X
* Y
* Z

## See also

    Health
    Exercise
    Nutrition

## N–Nas

* N acetyltransferase deficiency
* N syndrome
* N-Acetylglutamate synthase deficiency
* N-acetyl-alpha-D-galactosaminidase
* N-acetyl-glucosamine-6-sulfate sulfatase deficiency
* NADH CoQ reductase, deficiency of
* NADH cytochrome B5 reductase deficiency
* Naegeli–Franceschetti–Jadassohn syndrome
* Naguib syndrome
* Nail–patella syndrome
* Nakajo–Nishimura syndrome
* Nakajo syndrome
* Nakamura–Osame syndrome
* NAME syndrome
* Nance–Horan syndrome
* Nanism due to growth hormone combined deficiency
* Nanism due to growth hormone isolated deficiency with X-linked hypogammaglobulinemia
* Nanism due to growth hormone resistance
* Narcissistic personality disorder
* Narcolepsy
   * Narcolepsy-Cataplexy
* Narrow oral fissure short stature cone shaped epiphyses
* Nasodigitoacoustic syndrome
* Nasopalpebral lipoma coloboma syndrome
* Nasopharyngeal carcinoma
* Nasopharyngeal teratoma Dandy–Walker diaphragmatic hernia
* Nasopharyngitis

## Nat–Nav

* Natal teeth intestinal pseudoobstruction patent ductus
* Nathalie syndrome
* Native American myopathy
* Navajo poikiloderma
* Naxos disease

## Ne
### Nec–Neo

* Necrotizing encephalopathy, infantile subacute
* Necrotizing fasciitis
* Negative rheumatoid factor polyarthritis
* Neisseria meningitidis
* Nelson syndrome
* Nemaline myopathy
** Nemaline myopathy, type 1
** Nemaline myopathy, type 2
** Nemaline myopathy, type 3
** Nemaline myopathy, type 4
** Nemaline myopathy, type 5
* Neonatal diabetes mellitus
** Neonatal diabetes mellitus, permanent (PNDM)
** Neonatal diabetes mellitus, transient (TNDM)
* Neonatal hemochromatosis
* Neonatal hepatitis
* Neonatal infection
* Neonatal herpes
* Neonatal ovarian cyst
* Neonatal transient jaundice

### Nep–Net

* Nephroblastomatosis, fetal ascites, macrosomia and Wilms' tumor
* Nephrocalcinosis
* Nephrogenic diabetes insipidus
* Nephrolithiasis type 2
* Nephronophthisis familial adult spastic q­riparesis
* Nephropathy deafness hyperparathyroidism
* Nephropathy familial with hyperuricemia
* Nephropathy, familial with gout
* Nephrosclerosis
* Nephrosis deafness urinary tract digital malformation
* Nephrosis neuronal dysmigration syndrome
* Nephrotic syndrome
* Nephrotic syndrome ocular anomalies
* Nephrotic syndrome, idiopathic, steroid-resistant
* Nerve sheath neoplasm
* Nesidioblastosis of pancreas
* Netherton syndrome ichthyosis

### Neu

* Neu Laxova syndrome

#### Neuh

* Neuhauser–Daly–Magnelli syndrome
* Neuhauser–Eichner–Opitz syndrome

#### Neur
##### Neura–Neuri

* Neural crest tumor
* Neural tube defect, folate-sensitive
* Neural tube defects X linked
* Neuraminidase beta-galactosidase deficiency
* Neuraminidase deficiency
* Neurasthenia
* Neurilemmomatosis
* Neuritis with brachial predilection

##### Neuro
###### Neuroa–Neurog

* Neuroacanthocytosis
* Neuroaxonal dystrophy renal tubular acidosis
* Neuroaxonal dystrophy, late infantile
* Neuroblastoma
* Neurocutaneous melanosis
* Neurocysticercosis
* Neuroectodermal endocrine syndrome
* Neuroectodermal tumors primitive
* Neuroendocrine cancer
* Neuroendocrine carcinoma of the cervix
* Neuroendocrine tumor
* Neuroepithelioma
* Neurofaciodigitorenal syndrome
* Neurofibrillary tangles
* Neurofibroma
* Neurofibromatosis
   * Neurofibromatosis type 2
   * Neurofibromatosis type 3
   * Neurofibromatosis type 6
   * Neurofibromatosis, familial intestinal
   * Neurofibromatosis, Type IV, of Riccardi
   * Neurofibromatosis-Noonan syndrome
* Neurofibrosarcoma
* Neurogenic hypertension

###### Neurol–Neurot

* Neuroleptic malignant syndrome
* Neuroma biliary tract
* Neuromyotonia
* Neuronal ceroid lipofuscinosis
* Neuronal heterotopia
* Neuronal interstitial dysplasia
* Neuronal intestinal pseudoobstruction
* Neuronal intranuclear hyaline inclusion disease
* Neuronal intranuclear inclusion disease
* Neuropathy ataxia and retinis pigmentosa
* Neuropathy congenital sensory neurotrophic keratitis
* Neuropathy hereditary with liability to pressure palsies
* Neuropathy motor sensory type 2 deafness mental retardation
* Neuropathy sensory spastic paraplegia
* Neuropathy, hereditary motor and sensory, LOM type
* Neuropathy, hereditary sensory, type I
* Neuropathy, hereditary sensory, type II
* Neurosyphilis
* Neurotoxicity syndromes

#### Neut

* Neutral lipid storage myopathy
* Neutropenia intermittent
* Neutropenia monocytopenia deafness
* Neutropenia, severe chronic

### Nev–Nez

* Nevi flammei, familial multiple
* Nevo syndrome
* Nevoid basal cell carcinoma syndrome
* Nevus of ota retinitis pigmentosa
* Nevus sebaceus of Jadassohn
* Nezelof syndrome

## Ni–Nm

* Nicolaides–Baraitser syndrome
* Nicotine withdrawal
* Niemann–Pick disease
   * Niemann–Pick C1 disease
   * Niemann–Pick C2 disease
   * Niemann–Pick disease, type C
   * Niemann-Pick disease type D
* Night blindness
   * Night blindness skeletal anomalies unusual facies
   * Night blindness, congenital stationary
* Nijmegen breakage syndrome
* Nivelon–Nivelon–Mabille syndrome
* NMDA receptor antagonist neurotoxicity (NAN)

## No
### Nob–Nor

* Noble–Bass–Sherman syndrome
* Nocardiosis
* Noise-induced hearing loss
* Noma
* Non-24-hour sleep–wake disorder
* Non functioning pancreatic endocrine tumor
* Nonallergic atopic dermatitis
* Non-Hodgkin lymphoma
* Noninsulin-dependent diabetes mellitus with deafness
* Nonketotic hyperglycinemia
* Non-lissencephalic cortical dysplasia
* Nonmedullary thyroid carcinoma, with cell oxyphilia
* Nonne–Milroy disease
* Non-small cell lung cancer
* Nonsyndromic hereditary hearing impairment
* Nonvenereal endemic syphilis
* Nonverbal learning disorder
* Noonan like syndrome
* Noonan syndrome
* Norman–Roberts lissencephaly syndrome
* Normokalemic periodic paralysis
* Norrie disease
* Northern epilepsy syndrome
* Norum disease

### Nos–Nov

* Nose polyposis, familial
* Notalgia paresthetica
* Nova syndrome
* Novak syndrome

## Nu–Ny

* Nuchal bleb, familial
* Nut allergy
* Nyctophobia
* Nystagmus
   * Nystagmus, central
   * Nystagmus, peripheral
   * Nystagmus with congenital zonular cataract