Duodenal polyps have the probability of becoming cancerous, so they should be treated promptly. Duodenal polyps have a certain probability of becoming cancerous, and the most common cause of duodenal cancer is the development of cancerous polyps, so polyps should be found in time for clinical intervention. Duodenal polyps often have no obvious symptoms and are difficult to detect clinically, but can be detected through gastroscopy. Resection of the polyp is the best treatment, often under gastroscopy, less risky, patients recover faster, is also the most commonly used means of duodenal polyps. After surgical removal, patients should also pay attention to regular follow-up visits to assess whether there are new lesions and to detect and treat them early.