Before the colonoscopy begins, it pays to ask your doctor some pointed questions.
June 5, 2012 Before a colonoscopy, ask the doctor about his or her detection rate for polyps. And find out how long, on average, the doctor takes to withdraw the scope from the patient. About 10 minutes is the optimal duration, a recent analysis says.
May 22, 2012 Over the past decade or so, sigmoidoscopy has been largely abandoned by doctors in the U.S. in favor of colonoscopy to detect and prevent colon cancer. But sigmoidoscopy is easier on patients and is also effective in finding precancerous polyps.
No anesthesia here: A patient watches his colonoscopy as it happens at Memorial Sloan-Kettering Hospital in New York.
Ted Thai/Time & Life Pictures/Getty Image
March 20, 2012 Anesthesia is being used more often for colonoscopies, even if people really don't need it. People in the Northeast are far more likely to be put to sleep, compared to the West Coast, where insurers are less likely to pay.
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