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Table 4 Causes of bile duct paucity

From: Role of percutaneous liver biopsy in infantile cholestasis: cohort from Arabs

Diagnosis Number of cases
INH 9
USP53 Gene mutation (TJP mutation) 1
PFIC 2 4
Alagille syndrome 3
Down syndrome 1
CMV 1
FOXA1 gene mutation* 1
Biliary atresia 1
TPN-associated cholestasis 1
HBV 1
Panhypopituitarism 1
  1. INH ideopathic neonatal hepatitis, TJP tight junction protein, PFIC progressive familial intrahepatic cholestasis, CMV cytomegalovirus, TPN total parenteral nutrition, HBV hepatitis B virus
  2. *FOXA1 gene mutation, c.313G > A, (p.Gly105Ser), is not associated with human disease, however FOXA1 gene is a critical transcription factor for normal bile duct development (Li 2009, J Clin Invest 119: 1537–45), Homozygous mutation: The patient presented at 2 weeks with low GGT cholestasis