Itchy rash anus

28 Oct Anal itching, or pruritus ani, is a common symptom of a variety of conditions. Most cases of anal itching can be treated at home without need for further intervention. 29 Sep General symptoms of butt rash include: tiny red bumps or dots on the buttocks; blisters in the anal area; itching that gets worse when you scratch it; red, irritated, swollen patches of skin; blisters or bumps that leak fluid and get crusty; scaly patches of skin on the buttocks; redness and irritation between the.