Both fecal occult blood testing and flexible sigmoidoscopy screening are now proven to reduce colorectal cancer mortality. The UK RCT is a monumental achievement. It was conducted in 14 centers ...

One-time screening with flexible sigmoidoscopy reduced colorectal cancer (CRC) incidence and mortality by about 25% over two ...

Methods: The prospectively collected data were reviewed of all patients undergoing either colonoscopy or flexible sigmoidoscopy at the Faculty of Medicine Siriraj Hospital, Bangkok, Thailand ...