Dartmouth-Hitchcock Norris Cotton Cancer Center (NCCC) researchers found that longer withdrawal times during a colonoscopy correlates with a higher rate of polyp detection. The study was recently published online in in the American Journal of Gastroenterology. “There has been controversy over whether longer withdrawal times could lead to detection of increased numbers of polyps of various types,” said Lynn F. Butterly, MD, director of Colorectal Cancer Screening at Dartmouth-Hitchcock Medical Center and NCCC, and associate professor of Medicine at the Geisel School of Medicine at Dartmouth.
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