Key Statistics for Small Intestine Cancer

Although the small intestine makes up the largest part of the gastrointestinal (GI) tract, small intestine cancers are rare in the United States. In fact, they account for fewer than 1 in 10 cancers of the gastrointestinal (GI) tract,
and fewer than 1 in 100 cancers overall.

The American Cancer Society estimates for these cancers in the United States for 2019 are: