title: Coexisting malignant lymphoma and adenocarcinoma of the stomach.
abstract: The fourth case of malignant lymphoma coexisting with an adenocarcinoma in the stomach is presented. Although an increased incidence of systemic malignant lymphoma in association with gastrointestinal tumors has recently been emphasized, primary gastric lymphoma and adenocarcinoma coexisting in the same stomach is still rare.
mesh_terms: D000230:Adenocarcinoma / Q000150:complications* / Q000473:pathology; D006801:Humans; D008228:Lymphoma, Non-Hodgkin / Q000150:complications* / Q000473:pathology; D008297:Male; D008875:Middle Aged; D009378:Neoplasms, Multiple Primary / Q000473:pathology; D013274:Stomach Neoplasms / Q000150:complications* / Q000473:pathology