The discharge from the perianal area after hemorrhoid surgery is mostly considered to be caused by factors such as unhealed wounds and infections after the surgery. 1. hemorrhoid surgery after surgery wound belongs to the open, so in the wound is not completely healed period, there will often be milky white, yellowish secretion outflow, generally belong to the normal phenomenon, with the gradual healing of the postoperative wound, secretion will be reduced, and ultimately disappeared. 2. After hemorrhoid surgery, due to the special nature of the anal position, the wound by the clothing friction, stool stimulation may be infected, mostly accompanied by bloody, purulent liquid, usually recommended to carry out a secretion culture, the next step in the examination to confirm the diagnosis. It is recommended that patients should go to the hospital in time if they have any uncomfortable symptoms, and choose the appropriate treatment plan under the guidance of the doctor to avoid aggravation of the condition.