Carcinoma of the bile duct.
D000231:Adenocarcinoma, Papillary / Q000000981:diagnostic imaging*; D002759:Adenoma, Bile Duct / Q000000981:diagnostic imaging*; D001650:Bile Duct Neoplasms / Q000000981:diagnostic imaging*; D003937:Diagnosis, Differential; D006801:Humans; D008207:Lymphatic Metastasis; D011859:Radiography