Medical imaging scans that create detailed images of the body's internal structures are widely used in medicine. Doctors need them to detect and manage certain types of cancer, assess the extent of ...

Add Yahoo as a preferred source to see more of our stories on Google. When you get an X-ray, it can be a bit unnerving: The radiology technician puts on a lead gown or ducks behind a barrier before ...

New research out today indicates that a popular medical test may increase the risk for some forms of cancer. A large, international study found that CAT scans, which are also known as CT scans, can ...

A new analysis estimates that more than 100,000 cancer cases per year could be caused by radiation from CT scans. In some cases, the information provided by a CT scan could also be obtained from other ...