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 ...

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, ...

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 ...

* 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 ...

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.

Share on Pinterest A new study found that CT scans do a better job than genetic testing at determining heart disease risk when conventional factors are also taken into account. Reza Estakhrian/Getty ...

DEAR DR. ROACH: I have had two CT scans: one eight years ago of my pelvis and abdomen, and one this year of my brain, neck and chest. I am very worried this will cause me to get cancer. Do I need to ...