Anal fistula wound was dug out a piece of meat can be good, usually in about a month can gradually grow well, if the wound is relatively large, may need about three months. Anal fistula belongs to the anus and intestines of a common disease, is due to the rectum perianal tube abscess caused by the perianal area, in the anus will be swollen and painful, spontaneous pus, mucous secretion, itching and other symptoms, and anal fistula will recur. During anal fistula treatment, necrotic tissue and purulent secretions need to be cleared from the fistula site, a process that scrapes away old infected tissue and creates a small pit of gouged out flesh in the area. Over time, new granulation tissue will grow inside the pit, and it will return to normal in one to three months. Once the anal fistula is diagnosed, it is recommended that the patient consult a doctor in a timely manner. During the recovery of the wound, it is necessary to change the medicine on a regular basis, to keep the wound draining smoothly, to keep the area clean and hygienic, and to avoid infection. If there is inflammation and other symptoms of discomfort, you need to inform the doctor in time to deal with.