The incidence of perianal abscess accounts for about 10% of the anorectal diseases and has a higher incidence in the population of young and middle-aged patients, mainly due to hemorrhoids and these underlying diseases or a long period of time eating spicy and irritating food, lack of effective exercise, resulting in local soft tissue infection formed abscess. Patients will have obvious perianal pain, fever, and worsening of pain symptoms during defecation. For deep tissue abscess patients will also have obvious fatigue, loss of appetite. Perianal abscess belongs to the acute infection of the perianal area, and the most effective means of treatment is to choose surgical incision and drainage, early surgery in the acute stage can avoid the formation of fistula after surgery. In addition, in the operation should also be carefully explored to find the exact opening for incision, if necessary, also need to hang the line. After the operation, it is also necessary to combine anti-infective treatment, increase diet and nutrition, and change the medication regularly.