One-time screening with flexible sigmoidoscopy reduced colorectal cancer (CRC) incidence and mortality by about 25% over two decades, according to long-term follow-up of a randomized U.K. study. Among ...

Please provide your email address to receive an email when new articles are posted on . Colonoscopy prevented an estimated 50 CRC cases and 15 deaths per 100,000 person-years compared with usual care.