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X-rays expose patients to low dose radiation, which is essential in providing adequate medical treatment and should therefore not be avoided in indicated cases. Computerized tomography (CT) scans provide more radiation exposure (x100) and are fast becoming a highly utilized diagnostic tool and measures to control its excess use is recommended. The smallest amount of radiation provides a degree of health risk, which correlates into 1,000 chest x-rays or 10 body CT scans conveying a 1% increased risk for developing cancer.
Source: summary of medical news story as reported by Washington Post
About: Imaging radiation risk and health
Date: 29 June 2005
Source: Washington Post
Author: Shankar Vedantam
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