has modifier disease has basis in dysfunction of JAG1 Alagille syndrome Alagille syndrome due to a JAG1 point mutation ALGS1 Alagille syndrome 1 Alagille syndrome type 1 Alagille-Watson syndrome Alagille-Watson syndrome due to a JAG1 point mutation ICD10:Q44.7 MONDO:0016862 OMIM:118450 Orphanet:261619 UMLS:C1956125 UMLS:CN202206 arteriohepatic dysplasia arteriohepatic dysplasia due to a JAG1 point mutation cholestasis with peripheral pulmonary stenosis hepatic ductular hypoplasia, syndromatic syndromic bile duct paucity due to a JAG1 point mutation point_mutation