Indications for operation in biliary tract disease among the elderly.
D000208:Acute Disease; D000368:Aged; D001660:Biliary Tract Diseases / Q000601:surgery*; D002761:Cholangitis / Q000601:surgery; D002763:Cholecystectomy; D002764:Cholecystitis / Q000601:surgery; D002765:Cholecystography; D002769:Cholelithiasis / Q000601:surgery; D002908:Chronic Disease; D005260:Female; D005706:Gallbladder Neoplasms / Q000601:surgery; D006801:Humans; D008875:Middle Aged; D011379:Prognosis