Colonoscopy vs. Sigmoidoscopy: What’s the Difference? If your doctor wants to check the health of your colon — whether as part of a routine screening or to investigate a concern — they may recommend a ...
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 ...