I’m scheduled for a CT scan, and I’ve never had one before. What does a CT scan do, what will it be like and is it safe?

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 ...

In a new pilot feasibility study, researchers from Mayo Clinic, the University of Washington School of Medicine, the University of California San Francisco, and Nextrast Inc. found that a new imaging ...

Kidney stones can cause sudden and intense pain, often sending people straight to the emergency room. Once symptoms begin, ...

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 ...

Some types of scans include X-rays, computed tomography (CT), magnetic resonance imaging (MRI), and ultrasound scans. Medical professionals use scans to help diagnose a range of health conditions.