Management of ductal obstruction at the liver hilum.
D000230:Adenocarcinoma / Q000175:diagnosis / Q000601:surgery; D000368:Aged; D001651:Cholestasis, Extrahepatic / Q000175:diagnosis* / Q000601:surgery; D002780:Cholestasis, Intrahepatic / Q000175:diagnosis / Q000601:surgery; D006801:Humans; D008100:Liver Abscess / Q000175:diagnosis / Q000601:surgery; D008113:Liver Neoplasms / Q000175:diagnosis / Q000601:surgery; D008297:Male; D008875:Middle Aged