After anal fistula surgery fumigation wound and stool can generally be dealt with through nursing and medication, anal fistula surgery fumigation wound and stool is usually due to wound infection. 1. Nursing treatment: after anal fistula surgery fumigation wounds and stools, the patient can be warm water sitz bath method, improve local blood circulation, reduce swelling and promote wound healing. After surgery, we should pay attention to more rest, pay attention to personal hygiene, avoid spicy stimulating food, keep the bowel movement. Clean and change the medicine on time and after defecation, so that the secretion and dirt on the wound can be cleaned up, and ensure the smooth drainage of the wound. 2. medication: after anal fistula surgery fumigation wound and stool, generally due to wound infection, can be used under the guidance of the doctor amoxicillin, levofloxacin and other drugs for treatment, such drugs have antibacterial and anti-inflammatory effect, allergic to this kind of drug patients are prohibited. It is recommended that patients go to the hospital for regular checkups, and if there is any abnormality, follow the doctor’s instructions to deal with it in a timely manner. After the operation, we should pay attention to the light and nutritious diet, eat more fresh vegetables and fruits, avoid drinking alcohol.