A duodenal bulb polyp of 0.5cm is usually not considered important. Duodenal polyps are benign lesions of the duodenum. Polyps larger than 2cm in diameter, polyp surface nodules, ulcers or even cauliflower, polyps pale than the surrounding mucosa, polyp tip wide, thickening of the surrounding mucosa, is often a sign of malignancy. Duodenal bulb polyps diameter of about 0.5cm, the chance of malignancy is not great. Duodenal polyps are not easy to detect because there are no symptoms in the early stages. If a duodenal bulb polyp is detected, it will be surgically removed. During the treatment period usually need to pay attention to diet, avoid spicy and stimulating food, and chew and swallow slowly when eating, in order to promote the full digestion, absorption and utilization of food in the gastrointestinal tract.