title: Acute pancreatitis of biliary origin: is urgent operation necessary?
mesh_terms: D000208:Acute Disease; D000368:Aged; D002763:Cholecystectomy; D002769:Cholelithiasis / Q000150:complications / Q000601:surgery*; D004630:Emergencies; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009026:Mortality; D010195:Pancreatitis / Q000175:diagnosis / Q000209:etiology*