Bowel Cancer, also known as Colorectal Cancer is the cancer of the rectum or colon. The colon or the large intestine is divided into four sections, the ascending colon, transverse colon, descending colon, sigmoid colon and then the rectum. The function of the colon is to reabsorb solutions and process waste materials from the body and prepare for its removal. The cause of Bowel cancer is the uncontrolled multiplication of cells in the mucosa of the large intestine. Before a cancer develops it begins as a polyp; a non-cancerous growth. Throughout a time period of several years, a polyp can potentially can become cancerous. A malignant polyp grows rapidly in size and can eventually break through the colon wall and spread into lymph vessels and
