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 ...

A parallel randomized controlled trial confirmed that a single flexible sigmoidoscopy screening at age 55 to 64 years represents a safe and effective strategy associated with a substantial reduction ...

A sigmoidoscopy is a test a doctor uses to examine the lower portion of the colon. This procedure can help detect conditions such as colorectal cancer. A sigmoidoscopy involves using a thin instrument ...

A randomized controlled trial of adults in Norway found that a single screening sigmoidoscopy led to a sustained reduction in colorectal cancer (CRC) incidence for more than two decades after ...