What Are CT Scans and How Do They Work? References. By Rachel Ross published 14 November 2018 When you purchase through links on our site, we may earn an affiliate commission.

How do CT scans actually work, and what can they do that other imaging tests can’t? Computer tomography, CT, is an essential and widely used tool in modern medicine.

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.

A CT scan of an adrenal gland tumor can provide essential information about its size, shape, and location. It can help also distinguish between benign (noncancerous) and malignant tumors (cancerous).

X-rays and CT scans have revolutionized medicine. Doctors can look inside the body and diagnose diseases even before people feel ill. But medical imaging that uses radiation comes at a cost. A new ...

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.