title: Cases from the aerospace medicine residents' teaching file. Case #19. An aviator with acute upper gastrointestinal hemorrhage secondary to a duodenal ulcer.
mesh_terms: D000328:Adult; D000337:Aerospace Medicine; D003717:Denial, Psychological; D004381:Duodenal Ulcer / Q000175:diagnosis / Q000628:therapy*; D006801:Humans; D008019:Life Style; D008297:Male; D010438:Peptic Ulcer Hemorrhage / Q000175:diagnosis / Q000628:therapy*