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Ontology Browser

Term:
Parent Terms Term With Siblings Child Terms
2-hydroxyglutaric aciduria +  
absence of fingerprints-congenital milia syndrome 
acne +   
acrogeria 
acrokeratosis verruciformis 
adult-onset nemaline myopathy 
advanced sleep phase syndrome 
Al Kaissi syndrome 
albinism-hearing loss syndrome 
alopecia, isolated +  
alpha-actinopathy +  
anencephaly +  
Angelman syndrome +  
angioid streaks +  
aplasia cutis congenita +  
arthrogryposis +  
ataxia - intellectual disability - oculomotor apraxia - cerebellar cysts syndrome 
ataxia telangiectasia 
ATP1A3-associated neurological disorder +  
auditory neuropathy +  
autosomal dominant vibratory urticaria 
autosomal recessive cutis laxa type 2A +  
autosomal recessive non-syndromic intellectual disability +  
B4GALT1-congenital disorder of glycosylation 
Bailey-Bloch congenital myopathy 
Becker nevus syndrome +  
Behr syndrome 
benign familial infantile epilepsy +  
benign melanocytic skin nevus +  
benign neonatal seizures 
benign paroxysmal tonic upgaze of childhood with ataxia 
bilateral frontoparietal polymicrogyria 
bilateral generalized polymicrogyria 
bilateral parasagittal parieto-occipital polymicrogyria 
bilateral striopallidodentate calcinosis +  
bilirubin encephalopathy +  
biotin-responsive basal ganglia disease 
blue color blindness 
blue nevus 
blue rubber bleb nevus 
body skin hyperlaxity due to vitamin K-dependent coagulation factor deficiency 
Bohring-Opitz syndrome 
Bosch-Boonstra-Schaaf optic atrophy syndrome 
bradyopsia 
brain-lung-thyroid syndrome 
Brody myopathy 
cardiac anomalies - developmental delay - facial dysmorphism syndrome 
caveolinopathy +  
central hypoventilation syndrome, congenital, 1, with or without Hirschsprung disease 
central nervous system organ benign neoplasm +   
cerebral amyloid angiopathy +   
cerebral lipidosis with dementia +  
Chiari malformation type I 
Chiari malformation type II 
CHILD syndrome 
childhood apraxia of speech 
childhood-onset motor and cognitive regression syndrome with extrapyramidal movement disorder 
childhood-onset nemaline myopathy +  
chorea-acanthocytosis 
choroid plexus papilloma 
chromosome 2p16.3 deletion syndrome 
chronic fatigue syndrome  
chronic inflammatory demyelinating polyneuropathy 
chronic mucocutaneous candidiasis +  
cirrhosis - dystonia - polycythemia - hypermanganesemia syndrome 
CK syndrome 
CLOVE syndrome 
CLOVES syndrome 
Cohen syndrome 
coloboma of optic nerve +  
combined immunodeficiency with skin granulomas 
combined pituitary hormone deficiencies, genetic form +  
complex cortical dysplasia with other brain malformations +  
congenital hydrocephalus +  
congenital nystagmus +  
congenital stationary night blindness +  
Conjunctival Nevus 
Cowden disease +  
craniosynostosis-Dandy-Walker malformation-hydrocephalus syndrome 
cutaneous mastocytosis +   
Darier disease 
dermatitis herpetiformis, familial 
dermatosis papulosa nigra 
DHDDS-related syndrome +  
dilated cardiomyopathy 3B 
DK1-congenital disorder of glycosylation 
Duane retraction syndrome +  
dyschromatosis universalis hereditaria +  
dyskinesia with orofacial involvement, autosomal dominant 
ectodermal dysplasia syndrome +   
encephalocraniocutaneous lipomatosis 
encephalopathy due to mitochondrial and peroxisomal fission defect +  
encephalopathy, acute, infection-induced +   
epidermodysplasia verruciformis +  
epilepsy, familial adult myoclonic +  
epilepsy, X-linked, with or without impaired intellectual development and dysmorphic features +  
essential tremor +   
familial acanthosis nigricans 
familial acne inversa +  
familial chilblain lupus +  
familial congenital mirror movements +  
familial congenital palsy of trochlear nerve 
familial cutaneous telangiectasia and oropharyngeal predisposition cancer syndrome 
familial hemiplegic migraine +  
familial hemophagocytic lymphohistiocytosis type 1 
familial hyperprolactinemia 
familial infantile myoclonic epilepsy 
familial isolated pituitary adenoma +  
familial keratoacanthoma 
familial meningioma 
familial multiple fibrofolliculoma 
familial multiple nevi flammei 
familial partial epilepsy +   
familial periodic paralysis +   
familial pityriasis rubra pilaris 
familial porencephaly +  
familial primary localized cutaneous amyloidosis +  
familial pterygium of the conjunctiva 
familial retinal arterial macroaneurysm 
familial schizencephaly 
familial syringomyelia 
famililal cerebral cavernous malformations +  
folinic acid-responsive seizures 
Frey Syndrome 
generalized basaloid follicular hamartoma syndrome 
Gerstmann-Straussler-Scheinker syndrome 
GLUT1 deficiency syndrome +  
glutaryl-CoA dehydrogenase deficiency 
glycine encephalopathy +  
Griscelli syndrome type 1 
H syndrome 
Hailey-Hailey disease 
halo nevus 
hemangioblastoma +  
hereditary angioedema +  
hereditary ataxia +   
hereditary cryohydrocytosis with reduced stomatin 
hereditary generalized epilepsy +   
hereditary hyperekplexia +  
hereditary lipodystrophy +  
hereditary mucoepithelial dysplasia 
hereditary mucosal leukokeratosis +  
hereditary narcolepsy 
hereditary neuromuscular disease +   
hereditary palmoplantar keratoderma +  
hereditary papulotranslucent acrokeratoderma 
hereditary photodermatosis +  
hereditary retinoblastoma 
hereditary sclerosing poikiloderma with tendon and pulmonary involvement 
holoprosencephaly +  
Hoyeraal-Hreidarsson syndrome 
HSD10 mitochondrial disease +  
hyperkeratosis-hyperpigmentation syndrome 
hypermanganesemia with dystonia 2 
hyperpigmentation with or without hypopigmentation, familial progressive +  
inborn aminoacylase deficiency +  
infantile cerebral and cerebellar atrophy with postnatal progressive microcephaly 
infantile hypotonia-oculomotor anomalies-hyperkinetic movements-developmental delay syndrome 
inflammatory poikiloderma with hair abnormalities and acral keratoses 
inherited dystonia +   
inherited epidermolysis bullosa +  
inherited ichthyosis +  
inherited neurodegenerative disorder +   
inherited orthostatic hypotension +  
inherited reflex epilepsy +  
inherited retinal dystrophy +   
inherited vitreoretinopathy +  
intellectual developmental disorder and retinitis pigmentosa 
intellectual developmental disorder with dysmorphic facies and behavioral abnormalities 
intellectual developmental disorder with dysmorphic facies, seizures, and distal limb anomalies 
intellectual developmental disorder with neuropsychiatric features 
intellectual developmental disorder with speech delay, dysmorphic facies, and t-cell abnormalities 
intellectual disability, autosomal dominant +  
intellectual disability, autosomal recessive 53 
intellectual disability-hypotonia-spasticity-sleep disorder syndrome 
intellectual disability-severe speech delay-mild dysmorphism syndrome 
intellectual disability-sparse hair-brachydactyly syndrome 
intracranial berry aneurysm +  
intradermal nevus 
isolated anhidrosis with normal sweat glands 
isolated cerebellar hypoplasia/agenesis 
isolated congenital adermatoglyphia 
isolated hereditary congenital facial paralysis 
isolated hyperchlorhidrosis 
Johanson-Blizzard syndrome 
juvenile hyaline fibromatosis 
KBG syndrome 
keratosis linearis-ichthyosis congenita-sclerosing keratoderma syndrome 
keratosis pilaris atrophicans +  
King-Denborough syndrome 
lamellar ichthyosis +  
Landau-Kleffner syndrome +  
large congenital melanocytic nevus 
lateral meningocele syndrome 
Legius syndrome 
lethal fetal cerebrorenogenitourinary agenesis/hypoplasia syndrome 
leukoencephalopathy, megalencephalic +  
Li-Fraumeni syndrome 
lichen planus, familial 
lichen sclerosus et atrophicus +  
linear nevus sebaceous syndrome 
Linear nevus sebaceus syndrome 
linear skin defects with multiple congenital anomalies 
lipoid proteinosis 
lissencephaly spectrum disorders +  
macrocephaly/megalencephaly syndrome, autosomal recessive 
Maffucci syndrome 
MEDNIK syndrome 
megalencephaly-capillary malformation-polymicrogyria syndrome 
megalencephaly-polymicrogyria-postaxial polydactyly-hydrocephalus syndrome +  
Mendelian neurodevelopmental disorder +  
microangiopathy and leukoencephalopathy, pontine, autosomal dominant 
microcephaly-complex motor and sensory axonal neuropathy syndrome 
mismatch repair cancer syndrome 1 
Moebius syndrome-axonal neuropathy-hypogonadotropic hypogonadism syndrome 
monilethrix 
Mowat-Wilson syndrome +  
Moyamoya disease +   
multiminicore myopathy +  
multiple benign circumferential skin creases on limbs 1 
multiple pterygium-malignant hyperthermia syndrome 
Myhre syndrome 
myoclonus, familial 
myofibrillar myopathy 5 
myopathy caused by variation in POMGNT1 +  
myopathy due to calsequestrin and SERCA1 protein overload 
myopic macular degeneration 
myosclerosis 
neonatal inflammatory skin and bowel disease +  
neurocutaneous melanocytosis 
Neurocutaneous melanocytosis (NCM) is a rare congenital neurological disorder characterized by abnormal aggregations of nevomelanocytes within the central nervous system (leptomeningeal melanocytosis) associated with large or giant congenital melanocytic nevi (CMN). NCM can be asymptomatic or present as variably severe and progressive neurological impairment, sometimes resulting in death.
neurofibromatosis +  
neurohypophyseal diabetes insipidus 
neuroocular syndrome 
nevoid basal cell carcinoma syndrome 
nevus comedonicus syndrome 
Nevus of Ito 
Nevus of Ota 
nevus, epidermal +  
noise-induced hearing loss  
nonsyndromic genetic hearing loss +  
normal pressure hydrocephalus 
NPHP3-related Meckel-like syndrome 
obsessive-compulsive disorder  
occipital pachygyria and polymicrogyria 
oculocerebrocutaneous syndrome 
oculocutaneous albinism +  
orofaciodigital syndrome type 6 
osteopathia striata-pigmentary dermopathy-white forelock syndrome 
palpebral nevus +  
Paraganglioma +  
parietal foramina +  
Parkinson disease +   
parkinsonism with polyneuropathy 
paroxysmal extreme pain disorder 
PAX6-related ocular dysgenesis +  
PEHO-like syndrome 
PENS syndrome 
periventricular nodular heterotopia +  
permanent neonatal diabetes mellitus-pancreatic and cerebellar agenesis syndrome 
Perry syndrome 
phakomatosis pigmentokeratotica 
phakomatosis pigmentovascularis +  
PHIP-related behavioral problems-intellectual disability-obesity-dysmorphic features syndrome 
piebaldism 
Pierpont syndrome 
pigmented spindle cell nevus 
Pilomatrixoma 
poikiloderma with neutropenia 
polyhydramnios, megalencephaly, and symptomatic epilepsy 
pontocerebellar hypoplasia +  
porokeratosis +  
porokeratotic eccrine ostial and dermal duct nevus 
PPP2R1A-related intellectual disability 
Prader-Willi-like syndrome +  
progressive essential tremor-speech impairment-facial dysmorphism-intellectual disability-abnormal behavior syndrome 
progressive external ophthalmoplegia +  
progressive myoclonus epilepsy +  
progressive osseous heteroplasia 
proximal myopathy with extrapyramidal signs 
PrP systemic amyloidosis 
PRRT2-associated paroxysmal movement disorder +  
psoriasis +   
pyridoxal phosphate-responsive seizures 
pyridoxine-dependent epilepsy +  
qualitative or quantitative defects of alpha-sarcoglycan +  
qualitative or quantitative defects of beta-myosin heavy chain (MYH7) +  
qualitative or quantitative defects of beta-sarcoglycan +  
qualitative or quantitative defects of delta-sarcoglycan +  
qualitative or quantitative defects of desmin +  
qualitative or quantitative defects of dysferlin +  
qualitative or quantitative defects of gamma-sarcoglycan +  
qualitative or quantitative defects of perlecan +  
qualitative or quantitative defects of plectin +  
qualitative or quantitative defects of protein involved in O-glycosylation of alpha-dystroglycan +  
qualitative or quantitative defects of telethonin +  
qualitative or quantitative defects of TRIM32 +  
red color blindness 
red-green color blindness 
reticulate pigment disorder +  
retinal ciliopathy +  
retinal detachment +   
rhabdoid tumor predisposition syndrome 2 
Riley-Day syndrome 
Ritscher-Schinzel syndrome +  
rolandic epilepsy-paroxysmal exercise-induced dystonia-writer's cramp syndrome 
sacral agenesis-abnormal ossification of the vertebral bodies-persistent notochordal canal syndrome 
SATB2 associated disorder +  
scalp defects-postaxial polydactyly syndrome 
Schinzel-Giedion syndrome 
schizophrenia 15 
schwannomatosis 
sebocystomatosis 
seborrhea-like dermatitis with psoriasiform elements 
seborrheic keratosis +   
Segmental outgrowth - lipomatosis - arteriovenous malformation - epidermal nevus 
segmental outgrowth-lipomatosis-arteriovenous malformation-epidermal nevus syndrome 
sensory organ benign neoplasm +   
SERAC1-related neurological disorder +  
SETD2-related neurodevelopmental disorder without or with macrocephaly/overgrowth +  
severe congenital nemaline myopathy +  
severe growth deficiency-strabismus-extensive dermal melanocytosis-intellectual disability syndrome 
severe intellectual disability-corpus callosum agenesis-facial dysmorphism-cerebellar ataxia syndrome 
severe neonatal-onset encephalopathy with microcephaly 
short stature-brachydactyly-obesity-global developmental delay syndrome 
SIN3A-related intellectual disability syndrome 
SLC39A8-CDG 
SLC6A3-related dopamine transporter deficiency syndrome +  
Smith-Magenis syndrome 
Sneddon syndrome 
SPAST-related motor disorder +  
spastic quadriplegic cerebral palsy +  
specific language impairment +   
specific phobia +  
spinocerebellar ataxia type 34 
stiff skin syndrome 
Sturge-Weber syndrome 
stutter disorder +  
Subcutaneous Panniculitis-Like T-Cell Lymphoma 
sweet syndrome 
syndromic oculocutaneous albinism +  
SYNGAP1-related developmental and epileptic encephalopathy 
TH-deficient dopa-responsive dystonia 
Tietz syndrome 
Tourette syndrome  
TPM2-related myopathy +  
TPM3-related myopathy +  
TTN-related myopathy +  
TUBB3-related tubulinopathy +  
tuberous sclerosis 
typical nemaline myopathy +  
undetermined early-onset epileptic encephalopathy +  
vasculitis, lymphocytic, nodular 
Ververi-Brady syndrome 
von Hippel-Lindau disease 
White sponge nevus 
Wyburn-Mason syndrome 
X-linked chondrodysplasia punctata 2 
X-linked deafness +  
X-linked immunoneurologic disorder 
X-linked intellectual disability +  
X-linked reticulate pigmentary disorder 

Synonyms
Exact Synonyms: NCM ;   Orphanet:2481 ;   http://identifiers.org/medgen/154259 ;   http://identifiers.org/mesh/C537387 ;   http://linkedlifedata.com/resource/umls/id/C0544862 ;   http://purl.obolibrary.org/obo/mondo/sources/icd11foundation/403221860 ;   https://omim.org/entry/249400 ;   neurocutaneous melanosis, somatic
Related Synonyms: NCMS ;   Neuromelanosis ;   melanosis, neurocutaneous ;   neurocutaneous melanosis syndrome
Alternate IDs: MONDO:0009578
Xrefs: GARD:7186 ;   MEDGEN:154259 ;   MESH:C537387 ;   MIM:249400 ;   NANDO:2200827 ;   ORDO:2481 ;   UMLS:C0544862 ;   icd11.foundation:403221860
Definition Sources: Orphanet:2481

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