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Radiology & Imaging news
Neuroscience
Novel PET tracer detects synaptic changes in spinal cord and brain after spinal cord injury
A new PET tracer can provide insights into how spinal cord injuries affect not only the spinal cord, but also the brain, according to new research published in The Journal of Nuclear Medicine. By identifying synapse loss, ...
Sep 12, 2025
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Alzheimer's disease & dementia
Portable light-based brain monitor shows promise for dementia diagnosis
Early and accurate diagnosis of dementia remains a major challenge. Standard approaches such as MRI and PET scans can provide valuable information about brain structure and function, but they are expensive, not always accessible, ...
Sep 11, 2025
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Improved light sheet microscope allows researchers to watch the brain learn
Modern imaging is contributing significantly to giving us a better understanding of how our brains work. In the long term, this will also help us to treat learning disorders in a more targeted way and develop new learning ...
Sep 11, 2025
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Multilingual avatar reduces stress for patients during an autonomous ultrasound examination
Patients have more confidence in autonomous robotic ultrasound systems when an avatar guides them through the process. This is reported in a new study by Prof. Nassir Navab from the Technical University of Munich (TUM). The ...
Sep 10, 2025
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Millions of men could benefit from faster scan to diagnose prostate cancer
A quicker, cheaper MRI scan was just as accurate at diagnosing prostate cancer as the current 30–40 minute scan and should be rolled out to make MRI scans more accessible to men who need one, according to clinical trial ...
Sep 10, 2025
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Brain iron levels detected by MRI can predict cognitive impairment and decline
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 ...
Sep 9, 2025
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Emphysema on low-dose CT screening predictive of mortality up to 25 years
For adults with a history of smoking undergoing low-dose computed tomography (LDCT) for lung cancer screening, emphysema is predictive of mortality up to 25 years, according to a study published online Sept. 9 in Radiology.
Sep 9, 2025
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Emphysema at CT lung screening linked to higher risk of death in asymptomatic adults
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 ...
Sep 9, 2025
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FANSS study demonstrates feasibility of U.S.-based lung cancer screening in Asian female nonsmokers
Results from the Female Asian Nonsmoker Screening Study (FANSS) highlight the potential value of low-dose CT (LDCT) screening for lung cancer among a growing but underserved population: Asian women with no history of smoking.
Sep 9, 2025
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First 'perovskite camera' can see inside the human body
Physicians rely on nuclear medicine scans, like SPECT scans, to watch the heart pump, track blood flow and detect diseases hidden deep inside the body. But today's scanners depend on expensive detectors that are difficult ...
Sep 8, 2025
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Pre-conception radiation exposure from CT scans may increase risk of miscarriage and birth defects, finds study
A population-based cohort study evaluated the risk for spontaneous pregnancy loss and congenital anomalies in offspring of women exposed to computed tomography (CT) ionizing radiation before conception.
Sep 8, 2025
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Pocket ultrasound reduces hospital stays for patients with shortness of breath, study finds
When hospitalized patients struggle to breathe, doctors typically reach for their stethoscopes, but results from a Rutgers and RWJBarnabas Health clinical study in JAMA Network Open suggest they should diagnose the problem ...
Sep 5, 2025
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MRI correction method improves understanding of brain structure in children with ADHD
Over 5% of children and adolescents are diagnosed with attention deficit/hyperactivity disorder (ADHD) globally. This condition is characterized by a short attention span, hyperactivity or impulsive behavior that is age-inappropriate, ...
Sep 5, 2025
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Machine learning to help identify 'hidden fat' on routine bone scans
Researchers from Edith Cowan University (ECU) are developing an artificial intelligence algorithm that can use bone density scans captured to detect potential spine fractures to estimate visceral fat levels, providing a quick, ...
Sep 5, 2025
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Innovative imaging techniques show what happens inside bones during hip replacement surgery
Uncemented hip replacement surgery uses implants with roughened surfaces designed to allow the patient's bone to grow directly onto the implant, creating a strong, natural biological bond. Unlike cemented implants, which ...
Sep 4, 2025
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High-resolution imaging uncovers hidden risks of brain capillary stalls
The brain depends on a constant supply of oxygen, delivered through an intricate network of tiny blood vessels. Unlike other organs, it has little energy stored and is particularly sensitive to interruptions in blood flow.
Sep 4, 2025
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Knowing where to look: Researchers create AI to examine medical images like a trained radiologist
Input and expertise from radiologists can help develop better and more trustworthy artificial intelligence (AI) tools, new research shows. The study used radiologists' eye movements to help guide AI systems to focus on the ...
Sep 4, 2025
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Imaging study reveals how tiny brain vessels pulse to regulate blood flow
For more than a century, scientists have known that blood vessels can rhythmically contract and relax in a process called vasomotion. In the brain, these subtle oscillations are thought to help fine-tune blood flow and may ...
Sep 3, 2025
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Semi-supervised segmentation method developed for 3D medical image accuracy
A research team led by Prof. Wang Huanqin at the Institute of Intelligent Machines, the Hefei Institutes of Physical Science of the Chinese Academy of Sciences, recently proposed a semi-supervised medical image segmentation ...
Sep 3, 2025
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BlurryScope: A compact, AI-powered microscope for rapid, cost-effective cancer scoring
A research team at UCLA, led by Professor Aydogan Ozcan, has introduced BlurryScope, a compact, cost-effective scanning microscope that combines simple optical hardware with advanced deep learning algorithms to assess HER2 ...
Sep 2, 2025
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AI effective at detecting advanced breast cancer, but misses some cases
A Korean research team has reported that artificial intelligence (AI) used in mammography missed 14% of invasive breast cancers, the type where delayed diagnosis can directly impact patient survival.
Sep 2, 2025
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Advances in ultrasound drive gains in prenatal heart defect detection, but regional gaps remain
A study published in The Annals of Thoracic Surgery suggests that prenatal detection of congenital heart disease (CHD) has improved in recent years, largely due to advances in ultrasound screening practices.
Sep 2, 2025
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Routine heart CT scanning is not warranted after stenting for left main coronary artery disease, trial results indicate
Routine coronary computed tomography (CCT)-based follow-up after percutaneous coronary intervention (PCI) of the left main coronary artery did not reduce death, myocardial infarction (MI), unstable angina or stent thrombosis ...
Sep 1, 2025
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More nonsmokers are getting lung cancer: Oncologist explains why
The demographics of lung cancer change every day. The disease, which directly affects the respiratory system, has long been associated with smokers—but that is rapidly changing.
Aug 29, 2025
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Reversible technique turns mouse scalps transparent for imaging brain development
During childhood and adolescence, our brain goes through a lot of changes. But studying those changes in juvenile mice is challenging because scientists don't have a way to repeatedly image the same animal's neural pathways ...
Aug 28, 2025
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