Read the latest information for visitors. If you or someone you care about has been diagnosed with anal cancer, you may have a lot of difficult questions and face some tough decisions. How do I find a doctor? Where is the best place to go for care? How can I keep my quality of life? We have extensive experience treating anal cancer and understand your unique needs. Our goal is to help you achieve the best medical outcome and quality of life possible. The anus is located at the end of the rectum, and its main function is to help solid waste pass from the body. Cancer of the anus is a rare disease that affects approximately 8, people in the United States each year, according to the American Cancer Society.
What are the types of anal cancer?
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Learn more. Anal cancer affects the cells lining the anus, which is the opening at the end of the rectum where feces leave the body. When the cells in the anal lining become abnormal and grow out of control, they can become cancerous. Anal cancer is a rare disease, comprising only 2. However, the number of cases is increasing. Anal cancer treatments include surgery, radiation and chemotherapy. Precancerous cells of the anus are called anal dysplasia dis-PLAY-zha , also known as anal intraepithelial neoplasia and carcinoma in situ CIS. Severe anal dysplasia increases the risk of anal cancer.
Anal cancer is cancer that starts in the anus. The anus is the opening at the end of your rectum. The rectum is the last part of your large intestine where solid waste from food stool is stored. Stool leaves your body through the anus when you have a bowel movement. The cause of anal cancer is unclear. However, there is a link between anal cancer and the human papillomavirus or HPV infection. HPV is a sexually transmitted virus that has been linked to other cancers as well.
Skip to Content. This is the first page of Cancer. Use the menu to see other pages. Think of that menu as a roadmap for this entire guide. Anal cancer begins in the anus. The anus is part of the body's gastrointestinal tract, also called the digestive system. It is the opening at the end of the large intestine, below the rectum, where bowel movements leave the body. Anal cancer starts when healthy cells in or on the anus change and grow out of control, forming a mass called a tumor. A tumor can be cancerous or benign. A cancerous tumor is malignant, meaning it can grow and spread to other parts of the body.