After the occurrence of cancerous intestinal polyps, it is necessary to take appropriate treatment according to the specific condition. In this case, it usually belongs to the early stage, and the specific treatment measures are usually endoscopic resection and radical surgery. After the development of cancerous intestinal polyps, it needs to be treated according to the size of the cancerous lesion. If the cancerous lesion is within the mucous membrane layer and the cancerous lesion is less than 2 centimeters, endoscopic mucous membrane stripping surgery can be done first. If the cancer has invaded the submucosal layer and the muscle layer, radical resection surgery is needed. After the treatment of intestinal polyps, it is important to follow up regularly as prescribed by the doctor.