title: Gastrointestinal haemorrhage from small bowel duplication.
abstract: A case is reported of duplication of the small bowel presenting with gastrointestinal haemorrhage. This is the first reported case in an adult. A review of the literature has been made and the pathogenesis discussed.
mesh_terms: D000328:Adult; D006471:Gastrointestinal Hemorrhage / Q000209:etiology* / Q000601:surgery; D006801:Humans; D007583:Jejunum / Q000002:abnormalities* / Q000601:surgery; D008297:Male