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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Patients want a say in AI: 5 ways to help radiology get there

Although they've often been kept on the sidelines, patients believe artificial intelligence should address a number of clear priorities.

Applying deep learning to PET/CT scans helps clinicians diagnose neurodegenerative disorders

A generative adversarial network accurately segmented brain white matter volume by analyzing hundreds of patient images, researchers reported in the Journal of Digital Imaging.

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AI analyzes cardiac MRI blood flow to predict stroke, heart attack, death

The study is the first, and largest of it's kind, according to researchers from the University College London, and offers new insights into how the heart functions.

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MRI reveals brain volume abnormalities in schizophrenia, other mental illnesses

Researchers from around the world pooled together imaging data on patients with a rare genetic condition to create the largest neuroimaging study of DiGeorge syndrome.

New MR approach could revolutionize Alzheimer’s research, diagnosis

Magnetic resonance texture analysis is part of a growing field that uses math to detect changes in imaging signals, and could be used to develop neuroimaging biomarkers to better understand the disease.

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Getting more eyes on mammograms bolsters cancer care—and they don’t need to be human, experts say

Discussing discordant findings on breast cancer screening exams improves care, and international experts believe the U.S. should reconsider its "single-reader paradigm," they wrote in Radiology.

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UK researchers use holograms to train future interventional radiologists

Experts at Imperial College London are using Microsoft HoloLens2 to help students perform CT-guided biopsy.

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Scientist awarded $250K for AI project slashing MRI read times

A Seattle-based researcher dramatically reduced the time necessary to read a scan from four hours down to seven minutes.

Around the web

Positron, a New York-based nuclear imaging company, will now provide Upbeat Cardiology Solutions with advanced PET/CT systems and services. 

The nuclear imaging isotope shortage of molybdenum-99 may be over now that the sidelined reactor is restarting. ASNC's president says PET and new SPECT technologies helped cardiac imaging labs better weather the storm.

CMS has more than doubled the CCTA payment rate from $175 to $357.13. The move, expected to have a significant impact on the utilization of cardiac CT, received immediate praise from imaging specialists.