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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Eye doctors using AI beat unassisted docs, AI alone at diagnosing diabetic vision loss

Google’s AI research group has shown that deep-learning algorithms can fine-tune ophthalmologists’ diagnosis of diabetic retinopathy on retinal fundus photographs, according to a study slated for publication in Ophthalmology. In the study, the physicians using the algorithm bested both AI alone and unassisted physicians on accuracy.

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Diattenuation imaging allows scientists to differentiate between brain tissues, types

Researchers can more accurately and comprehensively study the brain with a novel concept known as diattenuation imaging (DI)—a neuroimaging method that allows scientists to measure the polarization-dependent attenuation of light throughout different parts of the brain—according to a study published in Scientific Reports.

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Deep learning plus radiologist oversight boosts efficiency of liver lesion segmentation

When manually corrected by radiologists, an AI system for automatically detecting and segmenting colorectal metastases in the liver can improve interpretative efficiency, according to a study published online March 13 in Radiology: Artificial Intelligence.

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Imaging patients are concerned—but optimistic—about AI

Radiology patients are confident artificial intelligence will improve healthcare workflow and efficiency, but they’re skeptical of the tech itself and remain unsure of how AI will factor into the patient experience, according to a study published online March 14 in the Journal of the American College of Radiology.

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MRI study finds men, ‘blushing individuals’ more sensitive to alcohol

On scans from several different MRI techniques, regular alcohol consumption correlates with regional changes in the brain as well as with various cognitive abilities. And those most sensitive to alcohol’s viewable and observable effects are men and individuals whose faces blush upon intake.

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5 key takeaways from a patient survey about AI in radiology

What do patients think about the use of artificial intelligence (AI) in radiology? A new study published in the Journal of the American College of Radiology addressed that very question.

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Physicians, medical students like learning radiology via online ‘Second Life’

Family physicians as well as medical students appreciate the opportunity to bone up on radiology via online classrooms using the popular Second Life platform. And while doctors tend to immerse themselves in the process with somewhat lower intensity, all seem to readily take to radiology training with avatars and other features of the virtual world. 

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Book on AI highlights radiology’s new role

Deep Medicine, a new book from cardiologist Eric Topol, MD, explores the evolving relationship between artificial intelligence (AI) and healthcare. The New York Times interviewed Topol about the book, and AI’s impact on radiology was one of the first topics that came up.