Itchy skin around the anus may be related to perianal eczema, anal lichen planus, and pruritus ani. 1. Perianal eczema: Usually there is intense itching around the anus, and in the subacute stage, the phenomenon of peeling on the skin is visible. 2. Ringworm of the anus: the skin at the anus is infected by fungi, and itching and peeling of the skin around the anus can occur. 3. Pruritis ani: usually limited to the anus and its surrounding skin, scratching can make the skin around the anus appear to change seriously, which can be manifested as peeling. It is recommended that the itchy skin around the anus go to the hospital in a timely manner to clarify the cause of the disease, under the guidance of the doctor for standardized treatment, so as not to delay the condition of the body to bring adverse effects.