Cancer of the colon
Cancer that forms in the tissues of the colon (the longest part of the large intestine).
Most colon cancers are adenocarcinomas (cancers that begin in cells that make and release mucus and other fluids). There are estimated 103, 170 (colon); 40, 290 (rectal) new cases and 51, 690 (colon and rectal combined) deaths from colon cancer
in us in 2012. Screening with colonoscopy
started at age of 50.