The sigmoid colon is the last section of the bowel — the part that attaches to the rectum. It pushes feces along the bowel tract. It’s about a foot and a half long (around 40 centimeters) and is ...

Flexible sigmoidoscopy is a test that a doctor uses to check the inner lining of your rectum and the lower part of your colon. You may get this test if you have certain gut problems, such as abdominal ...

A colonoscopy technique involving repeat intubation of the sigmoid colon significantly improves detection of adenomas compared with conventional colonoscopy evaluations, new research showed. “After ...

Dear Dr. Roach: This past weekend, during my son’s wedding festivities, I experienced a sigmoid volvulus. Doctors recommended surgery, but I opted for a colonoscopy, which was performed successfully.

In a series of 19 examples of benign stricture of the colon in patients with chronic ulcerative colitis insufficient fibrosis was found in the resected specimens to account for the narrowing.