liver bile duct extrahepatic bile duct GAID:281 includes all the cystic duct, all the common bile duct and the extrahapetic part of the hepatic duct extrahepatic biliary system UMLS:C0206187 Passages external to the liver for the conveyance of bile. These include the common bile duct and the common hepatic duct. uberon SCTID:276158002 FMA:14678 UBERON:0003703 MA:0002659 MESH:D017734 bile duct extrahepatic part NCIT:C32573