Intestinal polyps of 1.5 cm can mostly be removed endoscopically and should be treated promptly. Intestinal polyps are all elevated lesions on the mucosa of the colon and rectum. Most of them have no clinical symptoms, and a few of them may also show intestinal irritation symptoms, blood in stool, intestinal obstruction, etc.. It includes tumorigenic lesions and non-tumorigenic lesions. All polyps less than 2cm in diameter should strive for complete endoscopic tumor resection. Adenomas with a diameter of less than 2cm, especially flat tumors can be tried to endoscopic mucosal resection. Larger polyps within 6 cm from the anal verge can be resected locally through the anus. According to the pathological histologic results, determine whether additional radical surgery. Intestinal polyps should be treated in a timely manner, especially familial adenomatous polyposis, which has the potential to eventually become cancerous if left untreated. If polyps are detected, they should be admitted to the hospital to clarify the nature of the pathology and be treated under the supervision of a physician.