What Causes Pruritus Ani?
There are many causes of pruritus ani but most fall into three categories: Moisture Prolonged exposure to moisture from vaginal discharge, perspiration, loose stools or mucus discharge from other rectal problems may lead to pruritus ani. For example, people who perspire when they exercise may find the moisture irritating to the skin around the rectum. Tight clothing, nylon underwear, and skin folds resulting from obesity may trap moisture in the area. Diet Certain foods can produce enzymes that are irritating to the skin when stool is passed. The more common ones are products containing caffeine (coffee, tea, colas, and chocolate), spicy foods, dairy products, beer, citrus fruits, tomatoes, and nuts. Skin Irritants Dyed or scented toilet paper, soaps, and laundry detergent may cause the irritation. Stool left on the skin from leakage or incomplete hygiene may be another cause. Occasionally, once the itching starts, some people may respond with excessive wiping of the area which can inc
