Preparation guidelines for a CT scan depend on the type of scan you’re having. If you’re having a bowel scan or a scan with contrast dye, you may need to adjust your diet. Preparation for a CT scan ...

While these advanced imaging tools save lives by detecting injuries and illness, mounting evidence suggests they may come with long-term consequences that patients need to understand before agreeing ...

Computed tomography (CT or CAT) scans help doctors detect everything from cancer to kidney stones. But some physicians are raising concerns about the safety of such procedures — most notably, an ...

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 ...

Rebecca Smith-Bindman, a professor at the University of California-San Francisco medical school, has spent well over a decade researching the disquieting risk that one of modern medicine’s most ...

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 ...