CT scans are a common test used by radiologists to examine what's happening inside the body. These scans use a small amount of radiation, raising concerns that they could cause cancer. Mark Supanich, ...

A new study shows large increases in the use of computed tomography (CT) scans of the head in emergency departments across the United States from 2007 to 2022. The study, which was published on ...

Forbes contributors publish independent expert analyses and insights. Paul Hsieh, M.D., covers healthcare economics, innovation, and policy. Radiologists have fielded numerous questions in recent ...

LONDON (Reuters) - Exposing a child to the nuclear radiation from two or three computed tomography (CT) head scans can triple its risk of developing brain cancer later in life, according to a 20-year ...

Use of head CT scans in U.S. emergency departments has more than doubled over the past 15 years, a new study says. Nearly 16 million head CT scans were ordered by ERs in 2022, up from under 8 million ...

For patients with mild head injuries, CT scans are often ordered reflexively, even when validated tools suggest the risk of serious trauma is low. In most cases, the scan confirms what clinicians ...