FIBROSIS of the hepatic parenchyma due to obstruction of BILE flow ( CHOLESTASIS) in the intrahepatic or extrahepatic bile ducts ( BILE DUCTS, INTRAHEPATIC; BILE DUCTS, EXTRAHEPATIC). Primary biliary cirrhosis involves the destruction of small intra-hepatic bile ducts and bile secretion. Secondary biliary cirrhosis is produced by prolonged obstruction of large intrahepatic or extrahepatic bile ducts from a variety of causes. The disease is Experimental Factor Ontology entry EFO_0004267 (biliary liver cirrhosis). Also known as: biliary cirrhosis.