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Colon and Rectal Cancer

Colon and Rectal Cancer

Definition of colon cancer: 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). 

Definition of rectal cancer: Cancer that forms in the tissues of the rectum (the last several inches of the large intestine closest to the anus).

Estimated new cases and deaths from colon and rectal cancer in the United States in 2014:

  • New cases: 96,830 (colon); 40,000 (rectal)
  • Deaths: 50,310 (colon and rectal combined)

For an overview of research advances, see Cancer Advances In Focus: Colorectal Cancer.

Coping

Information about managing the physical and emotional effects of cancer and its treatment

Research and Related Information

Includes NCI-supported research, funding opportunities, and special reports

Statistics

Information related to cancer incidence, mortality, and survival