[Percutaneous transhepatic cholangioscopy: technics and clinical studies].
D000368:Aged; D001650:Bile Duct Neoplasms / Q000175:diagnosis; D001652:Bile Ducts / Q000473:pathology; D001660:Biliary Tract Diseases / Q000175:diagnosis; D002758:Cholangiography; D019723:Endoscopes; D004724:Endoscopy / Q000379:methods*; D006801:Humans; D008113:Liver Neoplasms / Q000175:diagnosis; D008297:Male