There is a possibility of pseudo-healing one month after anal fistula surgery. Generally speaking, pseudo-healing occurs one month after anal fistula surgery, which may be due to the fact that the surgery did not completely remove the fistula, or the patient did not change the medication on time, as well as changing the medication operation is not standardized and lead to the drainage during the recovery period is not unobstructed, the external skin and subcutaneous tissues have already healed, but the internal wound has not healed the pseudo-healing. The local lesion may form again red, swelling, heat, pain, broken, pus and other infections, the same symptoms as the original disease, the patient will have localized pain, suffocation accompanied by fever and other symptoms. It is recommended that after anal fistula surgery regular review, timely detection of abnormal wound state, according to the doctor’s orders on time to change the medicine, if there is a suspicion of pseudo-healing, it is recommended that the patient timely follow-up, under the guidance of a professional physician to give treatment.