Muscles anal sphincters that surround the anal canal relax to allow waste to leave your body. Anal cancer is an uncommon type of cancer that occurs in the anal canal. The anal canal is a short tube at the end of your rectum through which stool leaves your body. Most people with anal cancer are treated with a combination of chemotherapy and radiation. Though combining anal cancer treatments increases the chance of a cure, the combined treatments also increase the risk of side effects. Talk to your doctor about any signs and symptoms that bother you, especially if you have any factors that increase your risk of anal cancer.
Signs and Symptoms of Vulvar Cancers and Pre-Cancers
Anal Cancer: Signs, Symptoms, and Complications
Back to Health A to Z. The symptoms of anal cancer are often similar to more common and less serious conditions affecting the anus, such as piles haemorrhoids and small tears or sores called anal fissures. See a GP if you develop any of these symptoms. While they're unlikely to be caused by anal cancer, it's best to get them checked out. They may feel your tummy and carry out a rectal examination.
The anus is the end of the large intestine , below the rectum , through which stool solid waste leaves the body. The anus is formed partly from the outer skin layers of the body and partly from the intestine. Two ring-like muscles, called sphincter muscles, open and close the anal opening and let stool pass out of the body. Enlarge Anatomy of the lower digestive system, showing the colon and other organs. The skin around the outside of the anus is called the perianal area.
Anal cancer is a cancer which arises from the anus , the distal opening of the gastrointestinal tract. Prevention includes avoiding risk factors and HPV vaccination. Symptoms of anal cancer can include pain or pressure in the anus or rectum, a change in bowel habits, a lump near the anus, rectal bleeding, itching or discharge.