title: [Case of coexistence of bleeding duodenal ulcer with rectal cancer].
mesh_terms: D000230:Adenocarcinoma / Q000150:complications* / Q000601:surgery; D000368:Aged; D004381:Duodenal Ulcer / Q000150:complications*; D006801:Humans; D008297:Male; D010438:Peptic Ulcer Hemorrhage / Q000150:complications* / Q000601:surgery; D012004:Rectal Neoplasms / Q000150:complications* / Q000601:surgery
vernacular_title: Przypadek współistnienia krwawiacego wrzodu dwunastnicy z rakiem odbytnicy.