CE#396: One Word Can Save Your Life: No! (Newsweek)

Aug 14, 2011 10:00 AM EDT

New research shows how some common tests and procedures aren’t just expensive, but can do more harm than good.

Dr. Stephen Smith, Professor emeritus of family medicine at Brown University School of Medicine, tells his physician not to order a PSA blood test for prostate cancer or an annual electrocardiogram to screen for heart irregularities, since neither test has been shown to save lives. Rather, both tests frequently find innocuous quirks that can lead to a dangerous odyssey of tests and procedures. Dr. Rita Redberg, professor of medicine at the University of California, San Francisco, and editor of the prestigious Archives of Internal Medicine, has no intention of having a screening mammogram even though her 50th birthday has come and gone. That’s the age at which women are advised to get one. But, says Redberg, they detect too many false positives (suspicious spots that turn out, upon biopsy, to be nothing) and tumors that might regress on their own, and there is little if any evidence that they save lives.

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