Colon Cancer No Symptoms. Symptoms of colon cancer , or colorectal cancer, may not become obvious until the cancer starts to spread. Finding colon cancer at its earliest stage provides the greatest chance for a cure.
Colorectal cancer occurs when the cells that line the colon or the rectum become abnormal and grow out of control. These are called polyps and the majority start out benign (non-cancerous). Colon and rectal cancers do not usually produce symptoms in the early stages of disease.
These symptoms are common signs of several other conditions, such.
During a colonoscopy, precancerous polyps can be removed before they develop into cancer.
The risk of colorectal cancer increases as a person gets older. It's a slow growing cancer, which is one reason colonoscopy screenings are so important. More often, colon cancer has no symptoms until the disease is advanced.
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