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

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 ...

An 80-year-old man presented with progressive lower left-quadrant abdominal pain. Imaging studies identified a mass adjacent to the sigmoid colon, with features suggestive of an abscess, although no ...

"Understanding the rates of false-positives and false-negatives in lymph node assessment allows for better-informed surgical decision-making. This contributes to determining the extent of LN ...