Although CT is a relatively recent technology, there have been great improvements in the equipment. The early, slow "Step and Scan" machines required long image acquisition times, resulting in a ...

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 ...

Forbes contributors publish independent expert analyses and insights. Paul Hsieh, M.D., covers healthcare economics, innovation, and policy. Radiologists have fielded numerous questions in recent ...