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 ...

CT scans can play a role not just in diagnosing but also in monitoring non–cystic fibrosis bronchiectasis management, explained James D. Chalmers, MD. The use of CT scans is moving beyond a simple ...

(Barcelona, Spain, Wednesday 8 September 2025) The growing use of GLP-1 receptor agonists may affect the interpretation of oncological FDG PET-CT scans, new research presented today at the 38th Annual ...

Prior CT scans linked with increase in current pregnancy risks Pregnancy risks rise with number of prior CT scans, scans near ovaries Young women should be offered alternatives to CT when possible ...

A young, thriving Brazilian lawyer tragically died after suffering a severe allergic reaction during a routine CT scan. Leticia Paul, 22, suffered an anaphylactic shock on Wednesday while undergoing a ...

Are CT scans silently triggering a cancer epidemic — or are we being misled by speculative modeling and media-fueled fear? A new article warns of 103,000 additional cancers from diagnostic imaging, ...

What if your old chest scans—taken years ago for something unrelated—held a secret warning about your heart? A new AI tool called AI-CAC, developed by Mass General Brigham and the VA, can now comb ...

A study links certain uremic toxins with cytokines and processes associated with red blood cell death in patients on dialysis. Specific uremic toxins may spur eryptosis and inflammation and contribute ...

A risk model suggested that CT exams in 2023 were projected to lead to over 100,000 future cancers over the lifetime of exposed patients. Previous projections published in 2009 had estimated that ...

Medical imaging scans that create detailed images of the body’s internal structures are widely used in medicine. Doctors need them to detect and manage certain types of cancer, assess the extent of ...

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 ...