Posts Tagged ‘Anal Cancer Details’
Anal Cancer Details
Anal cancer is a disease in which malignant cells form (cancer) in the tissues of the anus.
The anus is the end point of the large intestine, below the rectum, through which the body dismissed the stool (solid waste). The anus is formed partly by the outer layers of skin on the body and partly from the intestine. Two ring-shaped muscles, called sphincter muscles, open and close the anal opening to allow stool to be evacuated from the body. The anal canal, the part of the year that lies between the rectum and the anal opening, is about 1 ½ inches long.
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. Tumors in this area are skin tumors, not anal cancer.
Being infected with the human papillomavirus (HPV, for its acronym in English) may influence the risk of anal cancer.
Among the risk factors include: Read the rest of this entry »