Primary gastric lymphomas

A series of 13 patients with primary gastric lymphoma treated between 1981 and 1990 are presented. Primary gastric lymphoma made up 4.8% of all gastric tumors treated during this period of time. Histologically, there were 3 lymphoplasmocytoid and 3 centroblastic forms (according to Kiel's classification) followed by 2 lymphocytic and 2 centrocytic-centroblastic. According to Mushoff's classification. 4 patients belonged to stage I E, 3 to II E1, 3 to II E2, 2 to III E, and one patient to stage IV E. In all cases gastrectomy was performed (9 subtotal and 4 total) although 3 out the former were palliative (23%). The operative morbidity was 30.7% and the mortality 7.7%. Seven patients received additional treatment with chemotherapy. Survival after 2 years was 70%.