The whitening of the margin of the incision 34 days after perianal abscess surgery may be a scar wound, infection, 1. Scar wound: generally in the perianal abscess surgery, the skin around the anus in the healing process, in the form of scar healing, resulting in patients with incision edges white, belongs to the normal body wound healing phenomenon, do not need to carry out special treatment, to be necrotic tissue off, the symptoms will improve. 2. Infection: If the perianal abscess in the healing process, due to the wound by bacterial infection, there is inflammatory secretion exudation, will lead to patients with the edge of the wound appeared white. If discomfort occurs, it is recommended that the patient go to the hospital in time for review, under the diagnosis of the doctor, according to the patient’s specific condition, to take targeted treatment.