You are getting only one dose of radiation from your scan, but the tech might be doing a couple dozen of those same scans a ...

CT scans are a common test used by radiologists to examine what's happening inside the body. These scans use a small amount ...

The screenings identified nearly 50,000 individuals with lung nodules considered high risk for cancer, leading to their ...

To prepare for a bone density test, patients should stop taking calcium supplements at least 24 hours before the exam for the ...

Cancer risk from a single CT scan is low, but repeated exposure could increase the risk of radiation-induced cancer.

A CT (computed tomography) scan, sometimes also called a CAT scan, is a type of specialized X-ray. The scan can show cross-sectional images of a specific area of your body. With a CT scan ...

A new study has set off alarm bells, attributing the overuse of computed tomography – or CT – scans to around 5% of new ...

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 ...