https://medicalxpress.com/ en-us provides the latest news from Radiological Society of North America In a large sample of United States (U.S.) Special Operations Forces personnel, researchers found that a higher prevalence of intracranial aneurysms was independently associated with greater repeated blast exposure. Results of the study were published in Radiology. https://medicalxpress.com/news/2026-04-blast-exposure-linked-brain-aneurysms.html Tue, 14 Apr 2026 10:00:03 EDT news695281547 Researchers found that a diet high in ultra-processed foods is associated with higher amounts of fat stored inside thigh muscles, regardless of calorie or fat intake, physical activity or sociodemographic factors in a population at risk for knee osteoarthritis. Results of the study were published in Radiology. Higher amounts of intramuscular fat in the thigh could potentially increase the risk for knee osteoarthritis. https://medicalxpress.com/news/2026-04-people-consume-ultra-foods-worse.html Tue, 14 Apr 2026 10:00:01 EDT news695293502 AI-enhanced single-shot cine MRI produces superior image quality and provides ventricular measurements comparable to conventional cine MRI, according to research published in Radiology: Cardiothoracic Imaging. https://medicalxpress.com/news/2026-03-ai-mri-boosts-success-patients.html Thu, 26 Mar 2026 10:00:06 EDT news693640956 Neither radiologists nor multimodal large language models (LLMs) are able to easily distinguish artificial intelligence (AI)-generated "deepfake" X-ray images from authentic ones, according to a study published in Radiology. The findings highlight the potential risks associated with AI-generated X-ray images, along with the need for tools and training to protect the integrity of medical images and prepare health care professionals to detect deepfakes. https://medicalxpress.com/news/2026-03-deepfake-rays-radiologists-ai.html Tue, 24 Mar 2026 10:00:02 EDT news693473221 A large national study in Denmark following nearly 1,900 patients over almost a decade has found that a minimally invasive procedure called ablation is as effective as surgery for treating small kidney cancers, with faster recovery and fewer complications. Results of the study are published in Radiology. https://medicalxpress.com/news/2026-02-minimally-invasive-procedure-effectively-small.html Tue, 03 Mar 2026 10:00:01 EST news691407964 With a new MRI technique that shows both heart tissue and blood flow simultaneously, physicians can see where heart defects occur and precisely plan to repair them, according to new research. Researchers at Children's Hospital of Philadelphia (CHOP) in Pennsylvania have developed 3D volume rendering methods for cardiac MRI that display complex structures within the heart and show how blood moves through them, much like ultrasound images, but without the typical challenges of positioning angles. https://medicalxpress.com/news/2026-02-3d-mri-technique-precision-treatment.html Thu, 12 Feb 2026 10:00:05 EST news690109008 In a prospective imaging study of 200 adults with lung cancer, photon-counting CT reduced radiation exposure, yielded fewer adverse reactions and provided higher image quality and better detection of malignant features compared with conventional CT. Results of the study are published in Radiology. https://medicalxpress.com/news/2026-02-photon-ct-outperforms-conventional-lung.html Tue, 03 Feb 2026 14:20:01 EST news689350599 The effect of obesity on brain health may depend not only on how much fat is in the body, but also on the areas of the body where fat is stored, according to a study published today in Radiology. https://medicalxpress.com/news/2026-01-hidden-fat-body-greater-brain.html Tue, 27 Jan 2026 10:35:51 EST news688732502 Long-term exposure to common air pollutants is associated with more advanced coronary artery disease—with notable differences between women and men—according to a large-scale study of more than 11,000 adults presented at the annual meeting of the Radiological Society of North America (RSNA). https://medicalxpress.com/news/2025-12-air-pollution-linked-severe-heart.html Thu, 04 Dec 2025 05:00:16 EST news683970841 Ultrasound can aid in treating complications from cosmetic filler injections, according to research being presented at the annual meeting of the Radiological Society of North America (RSNA). https://medicalxpress.com/news/2025-12-ultrasound-vascular-complications-cosmetic-fillers.html Wed, 03 Dec 2025 05:35:25 EST news683962501 Victims of intimate partner violence with suicidal behavior have characteristic injury patterns on medical imaging, according to a study presented at the annual meeting of the Radiological Society of North America (RSNA). The findings open the door to improved screening and earlier intervention to better protect these vulnerable populations, the researchers said. https://medicalxpress.com/news/2025-12-intimate-partner-violence-injury-patterns.html Tue, 02 Dec 2025 05:00:10 EST news683801041 Researchers have conducted the first study evaluating the impact of obesity on Alzheimer's disease blood biomarkers (BBMs). BBM values increased up to 95% faster in individuals with obesity than in non-obese individuals, according to a study presented at the annual meeting of the Radiological Society of North America (RSNA). https://medicalxpress.com/news/2025-12-blood-obesity-alzheimer.html Tue, 02 Dec 2025 05:00:08 EST news683800022 A large study using advanced imaging found that abdominal obesity, sometimes referred to as a "beer belly," is associated with more harmful changes in heart structure than overall body weight alone, especially in men. https://medicalxpress.com/news/2025-11-beer-belly-linked-heart-men.html Mon, 01 Dec 2025 05:00:03 EST news683368081 A study of data from seven outpatient facilities in the New York region found that 20–24% of all the breast cancers diagnosed during an 11-year period were found in women aged 18 to 49, according to research being presented at the annual meeting of the Radiological Society of North America (RSNA). https://medicalxpress.com/news/2025-11-reveals-alarming-invasive-breast-cancers.html Mon, 01 Dec 2025 05:00:01 EST news683368022 One of the largest MRI-based studies comparing knee injuries between men and women reveals surprising differences in injury patterns based on gender and age. https://medicalxpress.com/news/2025-11-mri-based-gender-gap-knee.html Sun, 30 Nov 2025 05:00:01 EST news683368861 The brain's waste-clearing system significantly declines in function with repeated head impacts, according to a new study of cognitively impaired professional boxers and mixed martial arts fighters. The findings are being presented at the annual meeting of the Radiological Society of North America (RSNA). https://medicalxpress.com/news/2025-11-pro-fighters-brain-garbage-disposal.html Wed, 26 Nov 2025 05:00:08 EST news683198102 An image-only artificial intelligence (AI) model for predicting the five-year risk of breast cancer provided stronger and more precise risk stratification than breast density assessment, according to a study presented at the annual meeting of the Radiological Society of North America (RSNA). https://medicalxpress.com/news/2025-11-ai-tops-density-breast-cancer.html Wed, 26 Nov 2025 05:00:05 EST news683198341 The shape of the gluteus maximus muscle in the buttocks changes in different ways with aging, lifestyle, frailty, osteoporosis and type 2 diabetes, and these changes differ between women and men, according to new research presented at the annual meeting of the Radiological Society of North America (RSNA). https://medicalxpress.com/news/2025-11-diabetes.html Tue, 25 Nov 2025 05:00:08 EST news683198428 Using a deep learning AI model, researchers identified the first-of-its-kind biomarker of chronic stress detectable through routine imaging, according to research presented at the annual meeting of the Radiological Society of North America (RSNA). https://medicalxpress.com/news/2025-11-ai-imaging-biomarker-chronic-stress.html Tue, 25 Nov 2025 05:00:06 EST news683198402 Researchers have found that a specific body profile—higher muscle mass combined with a lower visceral fat to muscle ratio—tracks with a younger brain age, according to a study being presented next week at the annual meeting of the Radiological Society of North America (RSNA). Visceral fat is hidden deep within the abdominal cavity, surrounding vital internal organs. https://medicalxpress.com/news/2025-11-muscle-belly-fat-brain-aging.html Mon, 24 Nov 2025 05:00:06 EST news682872810 Studying brain patterns in soccer fans, researchers found that certain circuit regions of the brain were activated while viewing soccer matches involving their favorite team, triggering positive and negative emotions and behaviors, according to a new study published in Radiology. The researchers say these patterns could apply to other types of fanaticism as well, and that the circuits are forged early in life. https://medicalxpress.com/news/2025-11-brain-extremes-soccer-fans-neuroimaging.html Tue, 11 Nov 2025 10:00:03 EST news681985981 In a study of more than 100,000 screening mammograms, researchers demonstrated the potential of an AI tool to help identify women at higher risk of developing interval breast cancer, which is breast cancer that is diagnosed between regular screening mammograms. Results of the new study were published today in Radiology. https://medicalxpress.com/news/2025-10-ai-tool-women-high-interval.html Tue, 28 Oct 2025 10:00:01 EDT news680773621 Researchers in Israel have detailed the experience of one hospital's radiology department during the mass casualty incident following the October 7, 2023, attack in southern Israel, to provide recommendations for future crisis preparedness, according to a new study published in Radiology. https://medicalxpress.com/news/2025-09-radiologists-probe-aftermath-mass-casualty.html Tue, 30 Sep 2025 10:00:01 EDT news678353581 Screening women with dense breasts with both molecular breast imaging (MBI) and digital breast tomosynthesis (DBT) increased overall invasive cancer detection while modestly increasing the recall rate compared with screening only with DBT, according to a new study published in Radiology. https://medicalxpress.com/news/2025-09-molecular-breast-imaging-benefit-women.html Tue, 23 Sep 2025 10:00:01 EDT news677738167 An artificial intelligence (AI) deep learning tool that estimates the malignancy risk of lung nodules achieved high cancer detection rates while significantly reducing false-positive results. Results of the study, which used data from large, multi-site lung cancer screening trials, were published in Radiology. https://medicalxpress.com/news/2025-09-deep-cancer-lung-nodules.html Tue, 16 Sep 2025 10:00:04 EDT news677143561 A special MRI technique that detects iron levels in different regions of the brain can predict the onset of mild cognitive impairment and cognitive decline in cognitively unimpaired older adults, potentially creating a pathway to earlier interventions, according to a study published in Radiology. https://medicalxpress.com/news/2025-09-brain-iron-mri-cognitive-impairment.html Tue, 09 Sep 2025 10:00:05 EDT news676538761 Emphysema detected on baseline low-dose chest CT (LDCT) in the lung cancer screening cohort of more than 9,000 asymptomatic adults was associated with death from all causes, chronic obstructive pulmonary disease (COPD), and cardiovascular disease within a 25-year follow-up period in a new study published in Radiology. https://medicalxpress.com/news/2025-09-emphysema-ct-lung-screening-linked.html Tue, 09 Sep 2025 10:00:01 EDT news676538881 A hybrid reading strategy for screening mammography, developed by Dutch researchers and deployed retrospectively to more than 40,000 exams, reduced radiologist workload by 38% without changing recall or cancer detection rates. https://medicalxpress.com/news/2025-08-ai-hybrid-strategy-mammogram.html Tue, 19 Aug 2025 10:00:01 EDT news674725824 Algorithms submitted for an AI Challenge hosted by the Radiological Society of North America (RSNA) have shown excellent performance for detecting breast cancers on mammography images, increasing screening sensitivity while maintaining low recall rates, according to a study published in Radiology. https://medicalxpress.com/news/2025-08-ai-independently-mammograms.html Tue, 12 Aug 2025 10:00:03 EDT news674133510 An AI algorithm for breast cancer screening has the potential to enhance the performance of digital breast tomosynthesis (DBT), reducing interval cancers by up to one-third, according to a study published today in Radiology. https://medicalxpress.com/news/2025-07-ai-interval-breast-cancers-screening.html Tue, 29 Jul 2025 10:00:04 EDT news672906927