VOAVideo: CT Scan Radiation Draws more Concern
Doctors use x-rays to view internal organs, obtain clear images of possible disease and to treat cancer. For years radiation has been used to save lives, but there is growing concern that some patients are getting more than they ask for when they undergo what's called a CT (Computed Tomography) scan. Research has shown that exposure to radiation can cause cancer. VOA's Melinda Smith has details on recent studies that raise doubts about the safety of CT Scans.