Itching in the anus can be seen in the Department of Anal Surgery or General Surgery, as it is most commonly caused by hemorrhoids, especially if they have a long history of recurrent episodes, which can easily lead to bleeding and exudation from the soft tissues around the anus. Because hemorrhoids form as a result of the local formation of varicose vein masses and even thrombus and embolus formation, prolonged hemorrhoids can also be secondary to a local inflammatory reaction. Patients will also show pain and blood in the bowel movements, and can choose to apply warm salt water cleansing and sitz baths, which can significantly relieve the itching symptoms. In addition, pay attention to the hygiene around the anus, stay away from spicy food, tobacco, alcohol and irritating food, you can properly apply topical hemorrhoid cream, choose Ma Yinglong hemorrhoid cream or anal tide cream for external use, evenly applied to the surface of hemorrhoids or itching, thickness 1-2mm size, can treat the symptoms of itching, if necessary, you can also choose surgery.