MINNEAPOLIS — 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 ...

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 ...

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 ...