Most of the patients with anal itching and peeling are caused by perianal eczema, hemorrhoids, ringworm and other factors. 1. Perianal eczema: it is a non-infectious skin disease, the cause of which is related to the infection of the skin around the anus, and the patient will experience anal peeling, itching and other symptoms. 2. Hemorrhoids: if the patient has bad bowel habits, constipation and other problems, easy to cause hemorrhoids, if the internal hemorrhoids from the anus out of the anus is easy to cause increased secretion of mucus in the anus, resulting in the anus part of the skin infection, causing itching off the skin symptoms. 3. Ringworm: If the patient does not pay attention to anal hygiene, susceptible to fungal infection, easy to cause ringworm, which is an infectious skin disease. Itchy anus skin patients should go to the hospital in time to check and clarify the cause of treatment, under the guidance of the doctor to use some medication, and at the same time to improve the bad habits, maintain perianal hygiene and cleanliness.