The symptoms of warts in the anus mainly include conscious symptoms and intra-anal lesions, conscious symptoms of itching, bleeding, stool shape change, pain, etc.; anal signs for the anus red or brown granular protrusions, similar to the cauliflower, gradually increased, increasing trend, larger warts in the anus, but also can be detached from the anus outside the anus, the formation of an anal foreign body; 1. Self-awareness symptoms: due to the infection of papilloma virus in the anus, the formation of granular papillary foreign body protrusions, usually feel itchy, swelling, pain, in the fecal surface will have bright red blood attached; if the warts organization more, the area of the wide, but also lead to defecation difficulties, stool soft and not shaped and other symptoms. 2. Anal skin lesions: anal warts can usually be touched with a finger to the anus roughness, foreign body sensation is obvious, if the formation of huge warts out of the anus can lead to anal stenosis.