title: Extrahepatic biliary cystadenocarcinoma mimicking Klatskin tumor.
authors.forename: Sergio Renato
authors.initials: SR
authors.lastname: Pais-Costa
authors.forename: Sandro Jose
authors.initials: SJ
authors.lastname: Martins
authors.forename: Sergio Luiz Melo
authors.initials: SL
authors.lastname: Araujo
authors.forename: Olímpia Alves Teixeira
authors.initials: OA
authors.lastname: Lima
authors.forename: Marcio Almeida
authors.initials: MA
authors.lastname: Paes
authors.forename: Marcio Lobo
authors.initials: ML
authors.lastname: Guimaraes
mesh_terms: D001650:Bile Duct Neoplasms / Q000175:diagnosis*; D017734:Bile Ducts, Extrahepatic; D003536:Cystadenocarcinoma / Q000175:diagnosis*; D006500:Hepatic Duct, Common; D006801:Humans; D018285:Klatskin Tumor / Q000175:diagnosis*; D008297:Male; D008875:Middle Aged