Bleeding after perianal abscess surgery in January may be caused by surgical incision tear, infection and other factors. 1. Tearing of surgical incision: After the surgery for perianal abscess, some strenuous exercise is carried out, and the surgical incision site is subjected to excessive tension and pressure, which may cause the surgical incision site to tear, and then the phenomenon of bleeding will occur, which may be accompanied by obvious bleeding. 2. Infection: not paying attention to the hygiene of the affected area after the surgery, resulting in infection of the surgical incision site, when the infection is serious, it will make the local bleeding, which may be accompanied by redness, swelling, pain and other symptoms. Bleeding after perianal abscess surgery in January, and there are other abnormal manifestations, it is recommended that patients seek timely medical examination and treatment, in the treatment period should also be reasonable diet, regular defecation, to avoid constipation and defecation difficulties.