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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Brain MRI gets star treatment in TV documentary series

The new National Geographic Channel series “Breakthrough” includes a segment titled “Decoding the Brain” that spotlights the wonders of MRI.

Having one kidney not an independent risk factor in contrast CT

Common sense assumptions backed by ACR guidelines deem one-kidney patients a higher risk for kidney injury from iodinated contrast media, but a study published ahead of print in Radiology suggests the heightened caution is unwarranted.

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What’s the role for radiologists in dose discussions?

There’s been a growing awareness among the public about radiation doses in medical imaging. However, while general concern might be growing, true understanding is lacking. How should radiology respond?

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Analysis shows CT colonography handily beats colonoscopy on costs

The cost advantage of CT colonography over colonoscopy in Medicare patients varies widely under a number of clinical scenarios, but a new analysis has found that the savings are there in every one of them—and may range as high as 58 percent. 

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Ultrasound shown to speed IBS drug absorption in the colon

Ultrasound has long been known to accelerate internal drug absorption. A preclinical trial has demonstrated the feasibility of leveraging this process to better treat inflammatory bowel disease and other GI disorders.

AccuDetect 7.0 mammography CAD system approved by FDA

Parascript, a healthcare software developer, has announced that its AccuDetect 7.0 computer-aided detection (CAD) system for mammography has been approved by the FDA.

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Preemies’ brain scans reveal areas of weakness, openness to intervention

Babies born prematurely are at elevated risk of living with neurological, cognitive and attention-deficit problems later in life, but they’ve got something going for them too: Their brains are particularly “plastic” and so may be malleable for early intervention.

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CT scans shed light on lives of ancient Mount Vesuvius victims

Modern medical imaging is being increasingly used to solve some ancient riddles. The latest archeological investigation made possible by current imaging technology? An analysis of victims from the eruption of Mount Vesuvius nearly 2,000 years ago.

Around the web

Harvard’s David A. Rosman, MD, MBA, explains how moving imaging outside of hospitals could save billions of dollars for U.S. healthcare.

Back in September, the FDA approved GE HealthCare’s new PET radiotracer, flurpiridaz F-18, for patients with known or suspected CAD. It is seen by many in the industry as a major step forward in patient care. 

After three years of intermittent shortages of nuclear imaging tracer technetium-99m pyrophosphate, there are no signs of the shortage abating.