A member asked:

What are colon or rectal cancers?

5 doctors weighed in across 2 answers

Gi cancers: Cancers that arise in the colon orrectum. Generally start as polyps.

Answered 1/4/2016

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Cancers of lower GI: These cancers start from the lining of the lower GI tract, and usually are found when patients have blood in their stools or when the patient has a colonoscopy.

Answered 9/28/2016

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