raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:216975

Niemann-Pick disease type C, severe early infantile neurologic onset

Type
Clinical subtype
Group
Subtype of disorder
Inheritance
Autosomal recessive
Age of onset
Infancy, Neonatal
Status
active

This disease is described under Niemann-Pick disease type C

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enNiemann-Pick disease type C, severe early infantile neurologic onset
frMaladie de Niemann-Pick type C sévère, forme neurologique précoce de l'enfant
deNiemann-Pick-Krankheit Typ C, schwere früh-infantile neurologische Form
esEnfermedad de Niemann-Pick tipo C, forma neurológica grave de inicio en la primera infancia
itMalattia di Niemann-Pick tipo C, con insorgenza infantile precoce grave del quadro neurologico
nlZiekte van Niemann-Pick type C, ernstig met vroeg infantiele neurologische aanvang
ptDoença de Niemann-Pick tipo C, com apresentação neurológica grave precoce do latente
plChoroba Niemanna i Picka typu C, ciężka postać wczesnodziecięca o początku neurologicznym
csNiemannova-Pickova nemoc, typ C, těžká časně infantilní neurologická manifestace/nástupNiemann-Pickova nemoc, typ C, těžká časně infantilní neurologická manifestace/nástup
ukХвороба Німана-Піка, тип С, важкий ранній інфантильний неврологічний початок
zh重度神经系统起病的婴儿早期尼曼-皮克病C型
trNiemann-Pick hastalığı tip C, ağır erken infantil nörolojik başlangıçlı
2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10E75.2NTBTattributedvalidated
ICD-115C56.0YNTBTindexvalidated
MONDO0016307Evalidated
UMLSC5680868Evalidated

E exact · NTBT this ORPHAcode is narrower than the target · BTNT broader than the target · ND not decided.

3

Classification

Preferential parent (Orphanet linearisation):

Parents in the classifications (1):

  • ORPHA:646Niemann-Pick disease type C
    rare inborn errors of metabolism; rare gastroenterological diseases; rare genetic diseases; rare neurological diseases; rare respiratory diseases; rare ophthalmic disorders; rare transplant-related disorders

No children.

4

Genes

2 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
NPC1Disease-causing germline mutation(s) inAssessedHGNC:7897ENSG0000014145860762318q11.2NPC intracellular cholesterol transporter 120301473[PMID]
NPC2Disease-causing germline mutation(s) inAssessedHGNC:14537ENSG0000011965560101514q24.3NPC intracellular cholesterol transporter 220301473[PMID]
5

Prevalence and incidence

1 record
TypeClassValueAreaQualificationValidationSource
Point prevalenceUnknown—WorldwideClass onlyNot yet validatedORPHANET

Value is Orphadata's ValMoy: the mean estimate per 100 000 for prevalence and incidence, the number of cases or families for case reports.

6

HPO phenotypes

Orphanet has no HPO annotation for this code in this release.

7

Sources for this card