[Combination of cystic dilatation of the hepatic, common, and intrahepatic bile ducts (author's transl)].

Common duct cysts are a rare entity. The combination of cystic alterations of the entire bile duct system is less known. Etiology, classification, and Roentgen signs are described in a case presentation with common duct cyst and marked ectasia of the intrahepatic bile ducts.