Adult intestinal tubes are up to 10cm wide, which is generally normal if not accompanied by other uncomfortable symptoms. However, if the patient experiences abdominal distension, abdominal pain and other symptoms, it may be due to dilation of the intestinal tube, which is abnormal. Since the diameter of the rectum and colon can vary, it is generally normal for adults to have an intestinal tube that is 10cm wide at its widest point if they are not experiencing other uncomfortable symptoms, so there is no need to worry. Under the guidance of the doctor, regular observation and review is sufficient. However, if the patient has intestinal dysfunction, such as abdominal distension, abdominal pain, defecation difficulties and other symptoms, can eat cold, stimulating, spicy food, aggravate the gastrointestinal symptoms. The appearance of such symptoms may be caused by intestinal dilatation, which is an abnormal situation, it is recommended that the patient combined with their own situation, go to the regular hospital, relevant examinations, so as to identify the cause of the disease, to avoid causing lesions. Once patients have abnormal gastrointestinal symptoms, they need to seek medical help in a timely manner to avoid delaying their condition. In daily life, need to regular meals, avoid overeating.