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Radiology & Imaging news

Neuroscience

Miniature microscope captures real-time voltage signals in awake animals

Researchers have built a tiny, lightweight microscope that captures neuron activity with unprecedented speed that can be used in freely moving animals. The new tool could give scientists a more complete view of how brain ...

Radiology & Imaging

AI brain scan model identifies stroke, brain tumors and aneurysms

A new AI model could help radiologists identify brain abnormalities in MRI scans for all conditions including stroke, multiple sclerosis and brain tumors.

Cardiology

Air pollution linked to more severe heart disease

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 ...

Cardiology

'Beer belly' linked to heart damage in men

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.

Radiology & Imaging

MRI-based study finds gender gap in knee injuries

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.

Neuroscience

X-ray imaging captures the brain's intricate connections

An international team of researchers led by the Francis Crick Institute, working with the Paul Scherrer Institute, has developed a new imaging protocol to capture mouse brain cell connections in precise detail. In work published ...

Neuroscience

Pro fighters risk damage to the brain's 'garbage disposal'

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 ...

Radiology & Imaging

AI tops density in predicting breast cancer risk

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 ...

Alzheimer's disease & dementia

An fMRI marker of Alzheimer's-related cognitive decline

Researchers at Université Savoie Mont Blanc, Radboud University and the University of Oxford's Wellcome Center for Integrative Neuroimaging, report that attenuation of the brain's intrinsic anticorrelation between the default ...

Diabetes

Shape of your behind may signal diabetes

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 ...

Radiology & Imaging

AI detects first imaging biomarker of chronic stress

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 ...

Cardiology

Brain imaging method reveals hidden vascular changes with aging

Researchers at the Mark and Mary Stevens Neuroimaging and Informatics Institute (Stevens INI) at the Keck School of Medicine of USC have developed a brain imaging technique that reveals how tiny blood vessels in the brain ...

Cardiology

Visualization of blood flow sharpens artificial heart design

Using magnetic cameras, researchers at Linköping University have examined blood flow in an artificial heart in real time. The results make it possible to design the heart in a way to reduce the risk of blood clots and red ...

Radiology & Imaging

Molecular breast imaging may benefit women with dense breasts

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 ...

Oncology & Cancer

Mammograms may benefit women well into their 80s, study finds

For many older women, the question of whether to continue breast cancer screening has been uncertain. While most guidelines recommend mammograms up to age 74, advice for women 75 and older has been less clear. Now, a new ...

Radiology & Imaging

Achalasia diagnosis simplified by AI plus chest X-ray

Achalasia is a disease caused by impaired movement of the esophagus. Patients experience food getting stuck and regurgitated, as well as chest pain. Currently, upper gastrointestinal endoscopy and high-resolution manometry ...

Radiology & Imaging

Deep learning model estimates cancer risk of lung nodules

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 ...

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, ...