title: Death by undiagnosed perforated peptic ulcer: analysis of 31 cases.
mesh_terms: D000006:Abdomen, Acute / Q000209:etiology; D000328:Adult; D000368:Aged; D001344:Autopsy; D003951:Diagnostic Errors; D004381:Duodenal Ulcer / Q000150:complications; D006471:Gastrointestinal Hemorrhage / Q000209:etiology; D006331:Heart Diseases / Q000150:complications; D006801:Humans; D008171:Lung Diseases / Q000150:complications; D008297:Male; D001523:Mental Disorders / Q000150:complications; D008875:Middle Aged; D009422:Nervous System Diseases / Q000150:complications; D010438:Peptic Ulcer Hemorrhage / Q000150:complications; D010439:Peptic Ulcer Perforation / Q000150:complications / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000401:mortality*; D010538:Peritonitis / Q000209:etiology; D011859:Radiography; D012189:Retrospective Studies; D012769:Shock / Q000209:etiology; D013276:Stomach Ulcer / Q000150:complications