title: Choledochal cyst with adenocarcinoma in the cystically dilated intrahepatic bile duct.
abstract: A rare case of choledochal cyst complicated by papillary adenocarcinoma in the cystically dilated intrahepatic bile duct is reported. The tumor was located in the neck of the cystic lesion, and imaging modalities failed to show communication between the cystic lesion and the bile ducts.
authors.affiliation: Department of Internal Medicine, Hokushin General Hospital, Nakano-shi, Nagano 338, Japan.
authors.forename: K
authors.initials: K
authors.lastname: Tajiri
authors.forename: H
authors.initials: H
authors.lastname: Takenawa
authors.forename: K
authors.initials: K
authors.lastname: Yamaoka
authors.forename: M
authors.initials: M
authors.lastname: Yamane
authors.forename: F
authors.initials: F
authors.lastname: Marumo
authors.forename: C
authors.initials: C
authors.lastname: Sato
mesh_terms: D000231:Adenocarcinoma, Papillary / Q000175:diagnosis* / Q000473:pathology / Q000601:surgery; D001650:Bile Duct Neoplasms / Q000175:diagnosis* / Q000473:pathology / Q000601:surgery; D001653:Bile Ducts, Intrahepatic / Q000473:pathology* / Q000601:surgery; D002758:Cholangiography; D002760:Cholangiopancreatography, Endoscopic Retrograde; D015529:Choledochal Cyst / Q000175:diagnosis* / Q000473:pathology / Q000601:surgery; D006498:Hepatectomy; D006801:Humans; D008297:Male; D008875:Middle Aged; D014057:Tomography, X-Ray Computed; D014463:Ultrasonography