Duodenal bulb polyps 0.3 cm are usually treated by endoscopic resection or surgical resection. 1. Endoscopic resection: patients with duodenal bulb polyps 0.3 cm may experience symptoms such as loss of appetite, nausea, vomiting, etc. It is recommended that patients with physical discomfort consult a doctor in time and under the guidance of the doctor for endoscopic resection. 2. Surgical resection: duodenal bulb polyps 0.3 cm patients if the endoscopic resection can not be carried out, should be under the guidance of the doctor for intestinal part of the resection anastomosis, diseased intestinal segment resection surgical methods, after surgery after the resection of the patient should pay attention to a light diet, avoid spicy stimulation, greasy food. It is recommended that patients should go to the hospital regularly for review after surgery, usually eat more vegetables and fruits, and eat more easily digestible food.