The first, more common, may be hemorrhoids, long-term bowel difficulties easily lead to hemorrhoid stagnation, swelling, hemorrhoid nucleus out of the anus thus leading to the anal opening visible swelling. The second is the fact that there are several small bumps in the anus that may be the acerbic warts, which are usually found in the mucous membrane of the anal canal and the skin junction, the skin around the anus shows a red papillary bulge in the early stage, soft, with the continuation of the disease process will increase to the size of the rice grain. If local infection is present, the surface of the lump will be eroded and bleed easily when touched, and it will have a foul odor. The actual fact is that you can find a lot of people who are not able to get a good deal on a lot of things.