Inflammation of the anal papilla will cause the patient to have symptoms such as anal swelling, localized pain and mucous bloody stools. 1. Anal swelling: due to the repeated stimulation of the anal papilla in the inflammation, repeated congestion and edema will be formed, some serious patients will appear anal papilla erosion, which leads to anal stimulation, frequent bowel movements, anal swelling and other uncomfortable symptoms. 2. Localized pain: if the anal papilla inflammation is not treated in time, it may cause inflammation to aggravate, leading to the emergence of abscesses causing pain around the anus, itching and generalized fever and other symptoms. 3. Mucus and bloody stool: anal papillitis can cause local edema, erosion, under the stimulation of inflammation, will cause increased secretion, when the erosion occurs after the bloody stool accompanied by a large amount of mucus oozing. Once found, patients with anal papillitis should be treated in time to avoid aggravation of the condition and adverse consequences to the body.