Perianal itching after hemorrhoid surgery may be related to factors such as surgical incisions and surgical scarring. Early postoperative hemorrhoids due to surgery mostly open incision, and open incision will have continuous exudate oozing, oozing after the increase in secretion can lead to perianal local irritation, resulting in perianal skin itching symptoms. Late postoperative hemorrhoids surgical wound healing will produce scar tissue, due to scar contracture can cause uneven anal margins, anal closure is not tight phenomenon, which may lead to intestinal contents seepage to the perianal area, further causing itching symptoms. If the perianal itching after hemorrhoid surgery is intense and does not relieve, there may be other causes, so we must consult a doctor in a timely manner, under the guidance of a professional doctor to give diagnosis and treatment, do not take the liberty to deal with, so as not to delay the condition. Pay attention to rest on weekdays, maintain perianal hygiene, reasonable diet.