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, ...

More Americans are receiving computed tomography (CT) scans than ever before, and while this technology can save lives, some scientists are concerned about the potential for low doses of ionizing ...

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.

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 ...

A CT scan is often one of the first imaging tests done during the diagnostic process. While a CT scan alone isn’t enough to diagnose pancreatic cancer, it can provide images that help doctors ...

CT scans diagnose afflictions from tumors to kidney stones to life-threatening diseases and injuries, such as aneurysms and blood clots leading to stroke. But the radiation emitted by this essential ...