[Diagnosis of biliary tract diseases--surgical diagnosis].
D000368:Aged; D001660:Biliary Tract Diseases / Q000175:diagnosis* / Q000601:surgery; D001706:Biopsy; D002765:Cholecystography; D002769:Cholelithiasis / Q000175:diagnosis*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged