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Too Many CT Scans Pose Cancer Risk December 15, 2009

Posted by Dreamhealer in Big Pharma.
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The overuse of CT scans may be putting patients at greater risk of developing cancer, two new studies suggest. In the past 30 years, the number of scans performed each year has risen from 3 million to almost 70 million, HealthDay reports. The diagnostic tool produces higher doses of radiation than X-rays—one study, examining data from four San Francisco hospitals, recorded levels as high as 90 millisieverts from one scan. An equivalent dose would require several thousand X-rays, says Andrew Einstein, director of cardiac CT research at Columbia University College of Physicians and Surgeons, HealthDay reports. Another study projected that 14,500 deaths would result from cancers linked to CT scans done in 2007. Findings from both studies are published in the journal Archives of Internal Medicine. Read More…

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