《英文msh詞典》Diverticulum Choledochal Cyst
□?諳棵■Diverticulum Choledochal Cyst
□翋枙棵■Choledochal Cyst
□荎恅庋砱■A congenital anatomic malformation of a bile duct,including cystic dilatation of the extrahepatic bile duct or the large intrahepatic bile duct. Classification is based on the site and type of dilatation. Type I is most common.