There are many causes of anal itching in patients, and treatment should be carried out according to the specific cause. The first consideration is improper personal hygiene and cleaning, which causes itching of the anal skin, and the itching will generally disappear on its own after timely cleaning. In addition, environmental influences, poor dietary habits, plant nerve disorders and other physiological factors may cause anal itching, but it can be improved through self-regulation. If the anal itching is caused by disease, common anal skin allergy, anal skin infection, etc., it is recommended to treat according to the cause of the disease. First, the physiological factors: 1, environmental impact: if in too dry environment, because the anus is often subject to friction, easy to trigger the anal skin chaps, can lead to itching, pain and other uncomfortable symptoms in the anal area, usually can use wet toilet paper, observe the symptoms have no relief. In addition, the high temperature in summer will trigger the body’s sweat gland secretion, sweat stimulates the anal skin, can also cause anal itching, it is recommended to take a bath, dry the perianal skin after washing, keep clean and hygienic; 2, bad dietary habits: if often intake of spicy, greasy and other stimulating diet, after defecation may lead to anal itching symptoms more serious. It is recommended that such patients promptly adjust their dietary structure and follow the principles of a light and easily digestible diet; 3. Phytodisorders: long-term depression, anxiety, anxiety and other negative emotions may lead to disorders of the patient’s phytodisorders, causing panic, chest tightness, abnormal sensations and other discomforts, and some patients may experience abnormal reactions such as numbness and itching of the anal skin. This situation is mainly related to psychological reasons, the patient itself does not have organic lesions, if necessary, you can go to the psychology department for treatment, most of the symptoms of anal itching can gradually disappear with the improvement of emotions. Second, disease factors: 1, anal skin allergy: If the patient himself is sensitive body, once there is underwear material is not comfortable, or underwear contact with pollen, dust mites and other allergens, easily induced allergic reaction, the anal area can often appear violent itching. It is recommended that patients change and clean their clothing in time to avoid allergens and eliminate allergic reactions from the source; 2, anal skin infections: fungal and viral infections near the anus can cause anal ringworm, condyloma acuminata, etc., which can lead to itching, redness and other symptoms, it is recommended to go to the hospital and use antiviral and antifungal drugs for treatment; 3, anal diseases: common anal fissures, hemorrhoids, anal sinusitis, etc. The symptoms are mainly caused by constipation, sedentary, alcohol consumption and other factors. Patients can have obvious itching and foreign body sensation at the anus, which can be treated by improving dietary habits, using drugs such as diosmin and herbaceous rhinoceros fluid tablets, and taking surgical treatment if necessary. Patients with anal fissures can apply topical drugs such as erythromycin ointment to relieve itching; 4. Other diseases: common diabetes, hyperthyroidism, pinworm disease, etc. Such anal itching cases need to be treated for the primary disease. Diabetes requires the use of hypoglycemic drugs; hyperthyroidism requires the use of anti-thyroid drugs; pinworm disease patients need to be dewormed with mebendazole and other drugs, after the primary disease is controlled or cured, anal itching can be alleviated or even disappear.