The signs and symptoms of colorectal cancer are variable. Early colorectal cancer often has no symptoms at all, which is why screening is so important. Most colorectal cancers begin as a polyp, a small growth in the wall of the colon. As a polyp grows, it can bleed into the stool or cause a blockage in the intestine, which may cause symptoms of colorectal cancer:
See your doctor if you have any of these symptoms. While they may not represent serious problems, they are sometimes signs of medical conditions.
Remember, colorectal cancer often has no symptoms at all, which is why colorectal cancer screening is so important.
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