Virtual colonoscopy is an emerging technology that uses CT scans to provide 3-D images of the colon. Genetic test for colon cancer identifies genes that can later lead to colorectal cancer. The American Cancer Society says that 50,000 people die annually in the US, despite the fact that there is a 92 percent survival rate if colon cancer is spotted early. Colon cancer kills more people than breast cancer and prostate cancer and is the second leading cause of cancer deaths. Screening saves lives.
Studies support the effectiveness of cancer screening in reducing colorectal cancer mortality.
Studies showing effectiveness in cutting mortality have been published in the New England Journal of Medicine , the Lancet , and the Journal of the National Cancer Institute . Screening saves money .