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. 

Deep learning–MRI classification combo called a ‘great leap forward’ in glioma care

Using brain MRI and a deep learning network, researchers have achieved 97% accuracy at classifying a gene mutation indicative of growth in localized gliomas.

April 22, 2020
Child Crutches

Algorithm measures children’s leg-length discrepancies in 1 second

A deep-learning algorithm has accurately measured 26 pairs of uneven leg lengths on children’s x-rays at a rate 96 times faster than that recorded by an experienced, subspecialty-trained pediatric radiologist using manual means.

April 22, 2020

2D synthetic mammography 1 step closer to elbowing out full-field digital

For finding microcalcifications in screening exams, full-field digital mammography now has little to recommend it over reduced-radiation 2D synthetic mammography.

April 14, 2020
Light

Optical-imaging advance takes aim at brain tumors

As an aid to tumor-resection neurosurgery and its planning, fluorescence imaging has been limited by its tendency to scatter light. Researchers are working on technology that would overcome this shortcoming.

April 9, 2020
Artificial Intelligence

5 findings that could spur imaging AI researchers to ‘avoid hype, diminish waste and protect patients’

As the research mounts on AI matching or besting radiologists in discrete interpretive tasks, so does the excitement in the popular press. Now comes a study showing many of these studies only invite the hype.  

April 9, 2020
Pathologist

COVID-19 brings out the heroic in forensic pathologists

In the face of the coronavirus crisis, all radiologists can do for some of their pathologist peers is stand, salute and express solidarity.

April 8, 2020

As coronavirus AI algorithms continue to roll out, some radiologists are urging caution

Imaging experts are concerned artificial intelligence is not being trained on robust datasets, while developers say their platforms are already working in real-world situations.

March 30, 2020

AI platform analyzing brain MRIs offers ‘extraordinary’ benefits for at-risk newborns

“This is one of the first times that artificial intelligence has been used to better define the different parts of a newborn's brain on an MRI," Canadian researchers explained March 26 in Frontiers in Neuroscience.

March 27, 2020

Around the web

Automated AI-generated measurements combined with annotated CT images can improve treatment planning and help referring physicians and patients better understand their disease, explained Sarah Jane Rinehart, MD, director of cardiac imaging with Charleston Area Medical Center.

Two advanced algorithms—one for CAC scores and another for segmenting cardiac chamber volumes—outperformed radiologists when assessing low-dose chest CT scans. 

"Gen AI can help tackle repetitive tasks and provide insights into massive datasets, saving valuable time," Thomas Kurian, CEO of Google Cloud, said Tuesday. 

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