Sigmoidoscopy is a medical procedure where a doctor uses a thin tube with a camera to check the lower part of the colon and rectum for any abnormalities or diseases. Full definition
The USPSTF conclusion was partially based on a meta - analysis of four randomized trials that compared flexible sigmoidoscopy screening with no screening. (sciencedaily.com)
Analysis of the data indicated that compared to no screening, flexible sigmoidoscopy screening reduced colorectal cancer incidence by 20 percent (absolute difference, 28.4 cases / 100, 000 person years) and colorectal cancer mortality by 27 percent (absolute difference, 11.7 deaths / 100, 000 person years). (sciencedaily.com)
«CRC screening with flexible sigmoidoscopy reduces risk for death.» (sciencedaily.com)