Spontaneous tension pneumopericardium.
D000368:Aged; D005260:Female; D006801:Humans; D010439:Peptic Ulcer Perforation / Q000150:complications*; D011026:Pneumopericardium / Q000000981:diagnostic imaging / Q000209:etiology* / Q000601:surgery; D011859:Radiography; D013276:Stomach Ulcer / Q000150:complications* / Q000601:surgery