Have you ever wondered how a CT scan works? Whether you're considering having one done or just curious about the technology behind it. However, understanding more about CT scans can be helpful. To ...

If a doctor suspects you may have a pulmonary embolism (PE), a CT scan is the gold standard of imaging techniques. This painless scan uses intravenous (IV) contrast, a type of dye, to help the doctor ...

Recent findings suggest CT scans could be a major cancer risk, but some critics don’t think the estimates add up.

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 ...

Computed tomography (CT) examinations (known more commonly as a “CT scan” or “CAT scan”) incorporate a series of x-ray images taken of areas inside the body and use a computer to create a ...

CT scans are the first-line imaging technique for detecting adrenal tumors. They provide detailed and precise images. With the use of imaging tests, adrenal masses are being detected more frequently, ...

As CT scans become increasingly prevalent in U.S. health care, radiation from the often lifesaving imaging technique could come with a steep long-term cost: tens of thousands more cases of cancer, ...

NPR's Ayesha Rascoe asks Dr. Rebecca Smith-Bindman about her research indicating CT scans, which emit radiation, will cause some 100,000 cases of cancer annually. X-rays and CT scans have ...

Sara Moniuszko is a health and lifestyle reporter at CBSNews.com. Previously, she wrote for USA Today, where she was selected to help launch the newspaper's wellness vertical. She now covers breaking ...