After the wound does not heal the stage or slow healing, is one of the most anxious patients and their families, some patients in the line of anorectal disease surgery after discharge will ask: “doctor, why my wound is not well?” Today we come together to discuss this issue. 1, the causes of slow wound healing (1) foreign body residue in the wound, or not timely fumigation after the stool for medicine, as well as improper method of changing medicine, etc.. (2) If there is chronic enteritis caused by malnutrition, or pinworms, trichomonas and other diseases caused by the presence of secretions can stimulate the wound, affecting the healing of the wound. (3) The existence of secondary infection, affecting wound healing. (4) systemic diseases, such as anemia, malnutrition, diabetes, tuberculosis and vitamin deficiency. 2. How to treat slow wound healing? (1) Other systemic diseases of the patient should be actively treated. For example, for patients with anemia, a small amount of red blood cells or plasma plus red blood cells can be transfused at the same time as Chinese and western drug therapy. Tuberculosis patients apply anti-tuberculosis drugs, cod liver oil. Vitamin deficiency supplementation of vitamins. Diabetic patients in the active and effective treatment at the same time, but also combined with anti-infective treatment, and pay attention to dietary regulation and nutrition, to prevent high blood sugar. (2) If excessive redundancy is found, which hinders wound drainage, it should be removed in time. If the local tissue is seriously defective, it is feasible to transplant with tipped skin flap. If abnormal growth of granulation or presence of putrefactive flesh is found in the wound, red shengdan and silver ash powder can be used to change the medicine. (3) Promptly fumigate and change the medicine after bowel movement. (4) Actively prevent and control other postoperative complications and other primary systemic diseases that can affect wound healing. 3.How to prevent slow wound healing? (1) Keep the wound clean and drainage smooth to prevent postoperative infection. (2) Pay attention to nutrition, give enough vitamins and protein-rich diet after surgery, and pay attention to the intake of food containing minerals (trace elements) and crude fiber. (3) Remove any rotting flesh or foreign body in time. (4) Ask the doctor to check whether the wound growth is normal or not at regular intervals. Outpatient surgery patients should go to the hospital to check their wounds 1~2 times a week, and find abnormalities and deal with them promptly until the wounds are completely healed. (5) have the conditions of the sick into, it is best to go to a certain degree of visibility of the regular hospital specialties to do the examination, surgery. 4, after surgery, pay attention to the diet with the food selection _, in general, the postoperative patients with anal disease diet should be light and easy to digest, nutritious, avoid spicy alcohol greasy and easy to produce intestinal flatulence or can cause allergies to the food. Anal diseases such as hemorrhoids, fistula, anal fissure, prolapse patients, appropriate more vegetables, fruits and other multi-slag diet, in order to ensure the smooth flow of stool. As for patients with colon polyps and carcinomas, it is appropriate to eat less residue diet to reduce local irritation. Providing the body with sufficient, reasonable and balanced nutrition is an important condition to ensure wound healing.