Incidence and Mortality
Estimated new cases and deaths from rectal cancer in the United States in 2013:
New cases: 40,340 (rectal cancer only).
Deaths: 50,830 (colon and rectal cancers combined).
It is difficult to separate epidemiological considerations of rectal cancer from those of colon cancer because epidemiological studies often consider colon and rectal cancer (i.e., colorectal cancer) together.
Worldwide, colorectal cancer is the third most common...