Doctors have known that radiation exposure from computed tomography—also called a CT scan—comes with cancer risk. But the risk seems to be higher than previously expected, according to a new study ...

CT scans, or CAT scans, are widely used to get internal images of the body and diagnose dangerous medical conditions — but they could pose a hidden risk. A new study from the University of California ...

Brain death determination sits at the fraught intersection of critical-care medicine, ethics, and organ-donation logistics. Missteps risk either prolonging mechanical support with no prospect of ...

A hot potato: A new study from UC San Francisco is raising alarms about the widespread use of computed tomography (CT) scans in the United States, warning that the technology may be responsible for as ...

CT scans are one of the most effective medical tools available today, providing an in-depth look inside the human body to spot tumors, detect brain bleeds and other ailments. But a new study suggests ...

Your next computed tomography, or CT, scan might be riskier than commonly assumed. A study out today calculates that CT scans are contributing to a substantially greater share of cancer cases than ...

A new study shows that CT scans are likely an "important cause of cancer" in the United States, resulting in over 100,000 cases annually. The new research was published in JAMA Internal Medicine on ...

Artificial intelligence is rapidly transforming health care. AI systems can now detect diabetic eye disease from retinal photos and analyze CT images for signs of early-stage lung cancers and stroke.

More than 100,000 future cancer cases were projected to result from the 93 million CT examinations performed in 2023, according to a study published April 14 in JAMA Internal Medicine. Low-dose CT ...

CT scans are quick, painless, non-invasive tests that can identify everything from brain tumors to injuries from an accident. But a new study published in the journal JAMA Internal Medicine shows a ...

CT scans are better at predicting a middle-aged person's risk for a heart disease, such as a heart attack, than genetics, reports a new study. Conventional measures of risk factor levels include blood ...

When performed every three to five years, CT colonographies may be more effective at catching instances of colon cancer than stool-based tests, according to a June 10 study published in Radiology. The ...