title: [Combined ulcers of the stomach and duodenum (author's transl)].
abstract: The simultaneous appearance of a gastric ulcer with a duodenal ulcer or postulcerous changes is primarily caused by a duodenal ulcer. A gastric ulcer may occur secondarily; the possible causes of this development are discussed.
mesh_terms: D004381:Duodenal Ulcer / Q000150:complications* / Q000503:physiopathology; D005750:Gastric Juice; D006801:Humans; D012189:Retrospective Studies; D013276:Stomach Ulcer / Q000150:complications* / Q000209:etiology
vernacular_title: Kombinationsulkus von Magen und Zwölffingerdarm