http://news.yahoo.com/s/nm/20090304/hl_nm/us_radiation_imagingCHICAGO (Reuters) – Americans are exposed to seven times more radiation from diagnostic scans than in 1980, a report found on Tuesday as experts said doctors are overusing the tests for profit and raising health risks for patients.
The findings, issued by National Council on Radiation Protection and Measurement, add to already mounting evidence that doctors are ordering too many diagnostic tests, driving up the cost of healthcare in the United States and potentially harming patients.
While diagnostic scans give doctors valuable information and many times are necessary, doctors fear too much radiation exposure can cause cancer, especially in younger people.
"Imaging has literally become the guiding hand of medical practice," said Dr. James Thrall, chair of the American College of Radiology's Board of Chancellors, who was not part of the study.
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