The risks of hemorrhoid surgery generally include both anesthesia and surgery. The risks of anesthesia for hemorrhoid surgery mainly include allergy to anesthesia drugs, which can be fatal in severe cases; the use of lumbar or sacral anesthesia when the puncture needle can damage other tissues, in addition to anesthesia spillage has led to the risk of total spinal anesthesia, which can also lead to death and so on. Surgical procedures may damage tissues, such as anal sphincter damage leading to anal incontinence, damage to blood vessels leading to more bleeding, etc.; postoperative edema, pain, bleeding, infection, incision delayed healing, postoperative recurrence and so on. In addition hemorrhoid surgery may also occur anal stenosis. When choosing surgery for hemorrhoids, it is recommended to go to a regular hospital anorectal department for treatment.