Discrimination: the problem of look-alikes.
D000006:Abdomen, Acute / Q000150:complications* / Q000175:diagnosis / Q000209:etiology; D000307:Adrenal Gland Diseases / Q000175:diagnosis; D000309:Adrenal Insufficiency / Q000175:diagnosis / Q000209:etiology; D002764:Cholecystitis / Q000175:diagnosis; D003937:Diagnosis, Differential; D006470:Hemorrhage / Q000175:diagnosis; D006801:Humans; D007416:Intestinal Perforation / Q000175:diagnosis; D008297:Male; D008875:Middle Aged; D009203:Myocardial Infarction / Q000150:complications*