After the surgery, the patient with hemorrhoids shows local itching 20 days after the surgery, which is considered to be a manifestation of the healing incision. In addition, the perianal wound, which is prone to contamination after each bowel movement, can also induce a local chronic inflammatory reaction, which can cause itching and painful symptoms. If there is no obvious blood exudation, you can choose to apply warm salt water for local cleaning or sitz bath every day to keep the anus dry and hygienic, and if necessary, you can also apply topical Ma Yinglong hemorrhoid cream or erythromycin ointment to the trauma, the symptoms can gradually improve, and pay attention to stay away from the environment of tobacco and alcohol, especially not to eat spicy food. This is because too spicy food can easily lead to the expansion of local blood vessels around the anus, which can aggravate the itching and painful condition. Also, make sure to keep your bowel movements regular and unobstructed.