the carcinoid tumor and the gastric lymphoma accounted for the 2-5 % of total of gastric neoplasias. the objective of present paper is to present the case of 5 patients with clinical characteristic, macroscopic and histological findings of these varieties of gastric tumor, but no much frequent at world scale. three of these patients were diagnosed with carcinoid tumor and one of them with a unique lesion underwent endoscopic resection; the remainder two whose macroscopic lesion was multiple, it was prescribed a conventional surgical treatment. histologically, the malt lymphoma was classified of low degree of malignancy associated with b cells; the two patients diagnosed with such affection receiver chemotherapy with treatment for helicobacter pylori. an appropriate and timely diagnosis and treatment of patients presenting with these entities increase the knowledges on this subject, also to guarantee its survival as well as a better quality of life.