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 ...

Studies estimating cancer risk from CT radiation use data from different people exposed to different radiation (like atomic ...

Sign up for the Slatest to get the most insightful analysis, criticism, and advice out there, delivered to your inbox daily. When you get an X-ray, it can be a bit ...

CT scans can reveal a remarkable amount of useful medical information, but more studies underscore the need to balance the benefits of that knowledge with the risks of being exposed to the scans’ ...

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 ...

Your next computed tomography, or CT, scan might be riskier than commonly assumed. A study out today calculates that CT scans are contributing to a substantially greater share of cancer cases than ...

As CT scans become increasingly prevalent in U.S. health care, radiation from the often lifesaving imaging technique could come with a steep long-term cost: tens of thousands more cases of cancer, ...

CT scans are quick, painless, non-invasive tests that can identify everything from brain tumors to injuries from an accident. But a new study published in the journal JAMA Internal Medicine shows a ...