A 69 years old woman with no past medical facts, presented vomiting, gastric pain and loss of weight. Abdominal examination was normal. Upper endoscopy showed a circumferential antral tumor (figure 1). ACE and CA19,9 levels were normal. CT scan objectified a stenosing antral tumor associated with perigastric lymph nodes with no hepatic or pulmonary metastases (figure 2). She underwent subtotal gastrectomy with lymphadenectomy and Finesterer gastrojejunal anastomosis. Histologically, there was a Carcinomatous component showing glands with marked serrated neoplastic epithelium resulting in a sawtooth like architechture (figure 3). It was developed on hyperplastic polyp (figure 4). Tumor was classified T3N0 M0 according to TNM classification. She received post operative chemotherapy (FOLFOX).