raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:261629

Alagille syndrome due to a NOTCH2 point mutation

Synonyms: Alagille-Watson syndrome due to a NOTCH2 point mutation · Arteriohepatic dysplasia due to a NOTCH2 point mutation · Syndromic bile duct paucity due to a NOTCH2 point mutation

Type
Etiological subtype
Group
Subtype of disorder
Inheritance
Autosomal dominant
Status
active

This disease is described under Alagille syndrome

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enAlagille syndrome due to a NOTCH2 point mutationAlagille-Watson syndrome due to a NOTCH2 point mutation · Arteriohepatic dysplasia due to a NOTCH2 point mutation · Syndromic bile duct paucity due to a NOTCH2 point mutation
frSyndrome d'Alagille dû à une mutation ponctuelle de NOTCH2Dysplasie artério-hépatique due à une mutation ponctuelle de NOTCH2 · Paucité des voies biliaires syndromique due à une mutation ponctuelle de NOTCH2 · Syndrome d'Alagille-Watsons dû à une mutation ponctuelle de NOTCH2
deAlagille-Syndrom durch NOTCH2-Gen-PunktmutationenAlagille-Watson-Syndrom durch NOTCH2-Gen-Punktmutationen · Dysplasie, arteriohepatische, durch NOTCH2-Gen-Punktmutationen · Gallenganghypoplasie, intrahepatische, durch NOTCH2-Gen-Punktmutationen
esSíndrome de Alagille por una mutación puntual en el gen NOTCH2Displasia arteriohepática por una mutación puntual en el gen NOTCH2 · Síndrome de Alagille-Watson por una mutación puntual en el gen NOTCH2 · Síndrome de escasez de conductos biliares por una mutación puntual en el gen NOTCH2
itSindrome di Alagille da mutazione puntiforme di NOTCH2Displasia arterio-epatica da mutazione puntiforme di NOTCH2 · Paucità sindromica delle vie biliari da mutazione puntiforme di NOTCH2 · Sindrome di Alagille-Watson da mutazione puntiforme di NOTCH2
nlSyndroom van Alagille als gevolg van een NOTCH2-puntmutatieArteriohepatische dysplasie als gevolg van een NOTCH2-puntmutatie · Galwegaandoening als gevolg van een NOTCH2-puntmutatie · Syndroom van Alagille-Watson als gevolg van een NOTCH2-puntmutatie
ptSíndrome Alagille por uma mutação pontual no NOTCH2
plZespół Alagille'a z powodu mutacji punktowej NOTCH2Dysplazja tętniczo-wątrobowa z powodu mutacji punktowej NOTCH2 · Syndromiczna skąpość dróg żółciowych z powodu mutacji punktowej NOTCH2 · Zespół Alagille'a i Watsona z powodu mutacji punktowej NOTCH2
csAlagilleův syndrom způsobený NOTCH2 bodovou mutacíAlagilleův-Watsonův syndrom způsobený NOTCH2 bodovou mutací · Arteriohepatická dysplázie způsobená NOTCH2 bodovou mutací · Syndromická nedostatečnost způsobená bodovou mutací NOTCH2 · Alagille-Watsonův syndrom způsobený NOTCH2 bodovou mutací
ukСиндром Алажіля, зумовлений точковою мутацією NOTCH2Синдром Алажиля-Вотсона, зумовлений мутацією точки NOTCH2 · Артеріопечінкова дисплазія внаслідок мутації точки NOTCH2 · Синдром недостатності жовчних проток внаслідок мутації точки NOTCH2
zhNOTCH2基因点突变所致Alagille综合征NOTCH2基因点突变所致综合症性胆管缺乏
trNOTCH2 nokta mutasyonuna bağlı Alagille sendromuNOTCH2 nokta mutasyonuna bağlı Alagille-Watson sendromu · NOTCH2 nokta mutasyonuna bağlı arteriyohepatik displazi · NOTCH2 nokta mutasyonuna bağlı sendromik safra kanalı yetersizliği
2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM610205Evalidated
ICD-10Q44.7NTBTattributedvalidated
ICD-11LB20.0YNTBTattributedvalidated
MONDO0012439Evalidated
UMLSC1857761Evalidated

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:52Alagille syndrome
    rare developmental anomalies during embryogenesis; rare cardiac malformations; rare genetic diseases; rare abdominal surgical diseases; rare hepatic diseases; rare renal diseases; rare ophthalmic disorders; rare neoplastic diseases; rare transplant-related disorders

No children.

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
NOTCH2Disease-causing germline mutation(s) inAssessedHGNC:7882ENSG000001342506002751p12notch receptor 221934706[PMID]
5

Prevalence and incidence

0 records

No prevalence record in this release.

6

HPO phenotypes

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

7

Sources for this card