First of all, intestinal tumor is confined to the patient’s abdominal cavity, and there may be obvious masses in the intestinal canal or enlarged lymph nodes in the mesentery. Usually, surgery is required, and chemotherapy and other treatments are given according to the postoperative pathological results. Bowel cancer is not a contagious disease, so eating together or living together will not cause others to be infected, so patients can live together with no worries. In addition, for bowel cancer patients, there may be a tendency of family inheritance, that is, if immediate family members have bowel cancer, the chance of having bowel cancer will increase significantly, so they need to go to hospital for regular checkups.