[Severe hemorrhage from ulceration of the small intestine].
D000328:Adult; D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006801:Humans; D007421:Intestine, Small; D008297:Male; D014456:Ulcer / Q000150:complications*
Ciezkie krwawienie z owrzodzenia jelita cienkiego.