[Gastrectomy; diverticular obstruction; duodenal fistula; jejunal ulcer].
D004378:Duodenal Diseases; D005743:Gastrectomy; D007410:Intestinal Diseases; D007412:Intestinal Fistula; D010437:Peptic Ulcer / Q000601:surgery*; D014456:Ulcer
PEPTIC ULCER/surgery
Gastrectomía; obstrucción del sistema diverticular; fístula duodenal; ulcus yeyunal.