CAT Scans — An Increasing Source of Radiation Exposure
Thursday, November 29th, 2007Since the advent of Computed Tomography Scanning(CAT scans or CT scans) in the 1970s, its use has increased tremendously. It is estimated that 62 million scans are done per year in the US. Its uses range from diagnosing cancer to evaluating for an infection or pneumonia, assessing amounts of ...