There are many rectal cancer patients who do not know what to pay attention to after surgery, as follows: 1.After surgery, they should actively cooperate with medical staff, maintain a happy mood, psychological balance, and establish confidence in overcoming the disease, especially patients with artificial anus should be brave enough to accept the fact and master the management of new excretory pathways, and keep the skin around the artificial anus clean and dry. 2, the diet should be high protein, low fat, high calorie, easy to digest food, and according to the nature of the stool, the number of times, the amount of additions and subtractions. 3.Cultivate the habit of regular defecation and insist on manual anal dilatation with fingers to prevent stenosis. 4.Review every 2-3 months, every 6 months in the second year, and every year in the third year until the end of life. 5.Adhere to the completion of each course of radiotherapy and chemotherapy and other consolidation treatments to prevent recurrence.