Half a month after hemorrhoid surgery anal pain, may be related to the surgical wound is not completely healed or postoperative infection caused by the inflammatory response. Hemorrhoid surgery itself is a trauma to the perianal area, but also because of the dense distribution of perianal nerves, nerves and muscles are closely linked, the surgery destroyed the integrity of the skin tissue after plus hemorrhoid surgery wounds may not have completely healed, will lead to hemorrhoid surgery after the anal area of pain. Hemorrhoid surgery may be due to the patient to the perianal hygiene cleaning work is not in place to lead to secondary infection, infection can lead to inflammatory reaction of the anal area tissue, inflammatory reaction of the secretion of inflammatory factors or edema will stimulate the perianal nerves, which leads to the patient to produce pain in the anal area. If you find anal pain half a month after hemorrhoid surgery, you should consult a doctor in a timely manner, under the guidance of a professional doctor, do not take medication without authorization, so as not to delay the condition. Pay attention to rest on weekdays, can not stay up all night labor, quit smoking, quit drinking, keep perianal hygiene clean, eat less spicy stimulating food.