Support WBURRadiation From CT Scans May Raise Cancer RiskPlay04:23Download AudioRichard KnoxDecember 15, 2009 ShareThis CAT (computerized axial tomography) scan allows doctors a detailed, inside view of the human head. But some CT scans, particularly abdominal scans and scans involving multiple "slices," expose the patient to high levels of radiation. (Corbis)
