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 ...

* CT scans involve much more radiation than X-rays * 70 million CT scans in U.S. in 2007 * Many CT scans deemed unnecessary By Julie Steenhuysen CHICAGO, Dec 14 (Reuters) - Radiation from CT scans ...

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 ...

Forbes contributors publish independent expert analyses and insights. Dr. Omer Awan is a practicing physician who covers public health. Lung Cancer, Scan, Essay Can Be Used Only To Illustrate Cancer, ...

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 running the scan. Which might make you wonder: If the radiation is so ...

A heart CT scan uses X-rays to create an image of the heart and blood vessels. Healthcare professionals may also refer to it as cardiac CT angiography. A CT scan is a noninvasive imaging procedure.

Cancer survivors' follow-up frequency depends on cancer type, treatment response, and individual factors, including insurance ...

They can be life-saving but radiation from the scans also contributes to cancer risk. The authors of a new study estimate overuse of CT scans is... CT scans diagnose afflictions from tumors to kidney ...