Description: How Is Colorectal Cancer Detected and Diagnosed? Early detection of colorectal cancer and precancerous polyps is very important. The earlier the cancer or polyp is detectedthe better the chance for cure. sigmoidoscopy and colonoscopy use a scopea flexible instrument designed to directly observe the inside of the colon

Category: Instrument Colorectal

Url: http://www.cancernetwork.com/myths/colon/Col04.htm

Date: Oct 7, 2005

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