The patient will have mild edema after the surgery, it is recommended to go to the hospital for further examination and symptomatic treatment if necessary.1. The use of elastic bandages with gentle pressure wrapping can effectively prevent post-operative edema or reduce the edema after surgery. The pressure of the elastic bandage should be moderate and should be tolerated by the patient, and the blood supply of the glans should be observed, if the glans is green or painful, the pressure should be reduced in time, and if there is no special discomfort, the bandage should be removed after 2-3 days. 2. 3, oral medication, clinically commonly used drugs for the Mai Zhi Ling tablets, after oral administration can reduce the lymphatic fluid also caused by edema, but the oral medication at the same time the local wound should still be moderate gently pressure bandage synergistic treatment of edema.