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 ...

Removal of adenomas by colonoscopy or flexible sigmoidoscopy (a thin flexible lighted tube used for inspection of the inside of the rectum and lower part of the colon) has been endorsed as a primary ...

A widely used screening tool for colon cancer, sigmoidoscopy, misses precancerous growths in almost two-thirds of women — a disturbing failure rate twice as high as the one seen in men, a ...