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.
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Early detection of anal cancer is common because these tumors develop in a part of the digestive tract that doctors are able to see and reach. More than half of patients with anal cancer experience rectal bleeding, which is often the first indication of the disease. Symptoms of anal tumors may be similar to benign conditions, such as hemorrhoids, fissures, fistulas and anal warts. Other common symptoms of anal cancer , in addition to rectal bleeding, may include:. Make a difference in the fight against cancer by donating to cancer research.
Symptoms of anal cancer
Skip to Content. Use the menu to see other pages. People with anal cancer may experience the following symptoms or signs. Sometimes, people with anal cancer do not have any of these changes. Or, the cause of a symptom may be a different medical condition that is not cancer. If you are concerned about any changes you experience, please talk with your doctor. This is to help figure out the cause of the problem, called a diagnosis.
Donate Shop. The anus is the opening at the end of the bowel. It is made up of the last few centimetres of the bowel anal canal and the skin around the opening anal margin. During a bowel motion, the muscles of the anus sphincters relax to release the solid waste matter known as faeces or stools. Anal cancer is cancer affecting the tissues of the anus. Our body constantly makes new cells to help us grow, replace worn-out tissue and heal injuries. Normally cells multiply and die in an orderly way. If the cells are cancerous, they can spread through the bloodstream or lymph fluid and form another tumour at a new site. This new tumour is known as secondary cancer or metastasis.