The acute abdomen.
D000006:Abdomen, Acute / Q000175:diagnosis* / Q000601:surgery; D001064:Appendicitis / Q000175:diagnosis; D002764:Cholecystitis / Q000175:diagnosis; D003949:Diagnostic Techniques, Surgical; D004238:Diverticulitis / Q000175:diagnosis; D006801:Humans; D007415:Intestinal Obstruction / Q000175:diagnosis; D007416:Intestinal Perforation / Q000175:diagnosis; D010195:Pancreatitis / Q000175:diagnosis; D014950:Wounds, Penetrating