Prolapse of the anus during defecation is associated with habitual constipation, which can occur in children as well as in elderly patients, and is related to increased abdominal pressure caused by prolonged constipation, as well as weakness of the anogenital pelvic floor muscles, which can also predispose to the disease. The patient will also have obvious anal swelling, pain and discomfort, and even blood in the bowel. For mild cases, you can choose conservative treatment, pay attention to local hygiene, avoid infection, adhere to daily cleaning and sitz bath, appropriate exercise exercise of the anus lifting muscle as well as sports function exercise, enhance physical fitness. Serious cases also need to choose timely surgical treatment, choose the rectum and anal canal part of the resection, can be through the anus surgery or choose the traditional open surgery, after the operation should pay attention to a reasonable diet, can not overeat, but small meals, and develop a good habit of defecation on time.