syndromic disease biliary tract disorder eye disorder Alagille syndrome https://github.com/monarch-initiative/mondo/issues/6651 https://github.com/monarch-initiative/mondo/issues/6877 https://www.malacards.org/card/alagille_syndrome_1 MedDRA:10053870 GARD:0000804 Alagille (AGS) syndrome is variably characterized by chronic cholestasis due to paucity of intrahepatic bile ducts, peripheral pulmonary artery stenosis, vertebrae segmentation anomalies, characteristic facies, posterior embryotoxon/anterior segment abnormalities, pigmentary retinopathy, and dysplastic kidneys. MESH:D016738 Arteriohepatic dysplasia ICD9:759.89 Orphanet:52 NCIT:C35139 NORD:748 DOID:9245 MONDO:0007318 This term's classification was reviewed in the context of the Strategic Refinement project (2023) and was determined to be excluded from the 'endocrine system disorder' (MONDO:0005151) ontology branch (https://orcid.org/0000-0001-9310-0163) Alagille-Watson syndrome paucity of interlobular bile ducts MEDGEN:39014 hepatic ductular hypoplasia NANDO:1200919 NANDO:1200918 Alagille syndrome OMIMPS:118450 Cardiovertebral syndrome syndromic bile duct paucity Watson Alagille syndrome Hepatofacioneurocardiovertebral syndrome icd11.foundation:1249656206 NANDO:2200931 UMLS:C0085280 Watson-Miller syndrome SCTID:31742004 multiple congenital anomalies/dysmorphic syndrome without intellectual disability cardiogenetic disease