Artificial Intelligence

Artificial intelligence (AI) is becoming a crucial component of healthcare to help augment physicians and make them more efficient. In medical imaging, it is helping radiologists more efficiently manage PACS worklists, enable structured reporting, auto detect injuries and diseases, and to pull in relevant prior exams and patient data. In cardiology, AI is helping automate tasks and measurements on imaging and in reporting systems, guides novice echo users to improve imaging and accuracy, and can risk stratify patients. AI includes deep learning algorithms, machine learning, computer-aided detection (CAD) systems, and convolutional neural networks. 

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More evidence of preterm birth affecting brain development in adolescents

Teenagers who came into the world as “preemies” have altered brain connectivity on MRI, as well as differences in cognitive function, compared with their peers who spent the full nine months in utero.

Radiology take note: Facebook gets superfast with AI vision training

Researchers at Facebook—you read those three words right—have developed a way to feed image data to AI visual-recognition models at a much faster pace than ever before, and with no compromise on precision. Radiology AI developers are sure to watch and learn. 

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MRI shows summer reading physically increases children’s brain power

Harvard and MIT researchers have found that the more reading schoolkids do over the summer, the more their brains develop—and those who struggle with reading and come from low-income households stand to make the most impressive gains.

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AI-powered microscope has no lens yet ‘sees’ nanoparticles for pathologists

Artificial intelligence is driving change into pathology as well as radiology. In Canada, for example, researchers have developed a lens-less microscope that uses algorithms based on mathematical models of light to produce large-scale slide images in 3D.

SNMMI partnering with NDSC to disseminate appropriate-use criteria

Clinicians referring patients for imaging with nuclear and molecular modalities will soon be able to do so with ready access to utilization assistance that’s based on appropriate-use criteria developed by the Society of Nuclear Medicine and Molecular Imaging (SNMMI).

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MRI as accurate as CT for Crohn’s disease detection, management

Both MRI and CT are highly accurate when it comes to detecting Crohn’s disease in the small intestine, and MRI can be the go-to modality when radiation exposure is an issue—as can be the case due to the repetitive imaging that’s often indicated for managing this chronic inflammatory bowel disease.

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Misidentified sniffs may point to early-stage Alzheimer’s

Mayo Clinic researchers have found a correlation between neuroimaging biomarkers of Alzheimer’s disease and results from a literal smell test: If at-risk older folks are losing their sense of smell, they’re more likely to be developing the disease than their well-smelling peers. 

Tiny gamma camera quickly captures radiotracers in hi-rez 3D

Japanese scientists have developed a gamma-ray detector small enough to hold with one hand yet powerful enough to render high-resolution 3D molecular imaging of anatomic structures in mice.

Around the web

GE HealthCare designed the new-look Revolution Vibe CT scanner to help hospitals and health systems embrace CCTA and improve overall efficiency.

Clinicians have been using HeartSee to diagnose and treat coronary artery disease since the technology first debuted back in 2018. These latest updates, set to roll out to existing users, are designed to improve diagnostic performance and user access.

The cardiac technologies clinicians use for CVD evaluations have changed significantly in recent years, according to a new analysis of CMS data. While some modalities are on the rise, others are being utilized much less than ever before.