Perianal abscess surgery, generally need to change the medicine every day, two weeks later need to be every other day, the healing process according to the condition of the need to adjust the time of changing the medicine, until the wound is healed. Perianal abscess, that is, the abscess around the anorectal anal canal, is due to local soft tissue purulent infection, need to discharge purulent secretions through surgery. After the surgery, you need to change the medicine every day, that is, you need to stuff the gauze into the abscess cavity, play the role of drainage, you need to change every day for two weeks, as the disease recovers, the pus cavity becomes smaller, generally two weeks later, you can change the medicine every other day. Perianal abscess healing needs a process, because the wound is open, due to different degrees of illness, there are large and small, wound dressing with the healing, the wound becomes smaller and shallower, you can gradually adjust the time of dressing, specific in the doctor’s guidance under the implementation of the until the wound is completely healed, you can stop the dressing. Perianal abscess postoperative dressing change need to go to the regular hospital for cleaning, disinfection, dressing change, not be able to own or go to irregular medical institutions for dressing change, to avoid affecting wound healing, secondary infection and other complications.