1×0.8cm large intestinal polyps do not have to be resected, if it is a single inflammatory polyp less than 1cm can not be surgical treatment, but multiple or greater than 1cm or a clear diagnosis of adenomatous polyps need to be actively surgical treatment. 1. Conservative treatment of intestinal polyps: for solitary non-tumor polyps, such as hyperplastic polyps, inflammatory polyps, etc., less than 1cm polyps can be observed and followed up, regular review, can not be surgical treatment to take conservative treatment, if there is a tendency of malignant transformation or need to actively carry out surgical treatment. 1×0.8cm large intestinal polyps can be observed. 2. Surgical treatment of intestinal polyps: adenomatous polyps, such as tubular adenoma, tubular adenoma of chorionic villi, chorionic adenoma, etc., there is a certain risk of cancer, in line with the indications of the operation of the patient needs to be timely surgical treatment for the multiple, the volume of polyps less than 1cm need to carry out surgical resection, such as polypectomy, etc. All of the above polyps found after surgery to adopt conservative treatment. All of the above polyps need to be resected and pathologically examined after discovery. If they are malignant, they need to be surgically removed and treated with radiotherapy and chemotherapy (e.g. 5-FU, furacil, etc.); if no malignant changes are found, they need to be reviewed regularly.