Cardiac Imaging

While cardiac ultrasound is the widely used imaging modality for heart assessments, computed tomography (CT), magnetic resonance imaging (MRI) and nuclear imaging are also used and are often complimentary, each offering specific details about the heart other modalities cannot. For this reason the clinical question being asked often determines the imaging test that will be used.

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Document offers guidance on curbing radiation exposure during CV imaging

An expert consensus document published May 2 in the Journal of the American College of Cardiology offers recommendations for limiting radiation exposure to both patients and medical personnel during cardiovascular imaging procedures.

Example of spectral, or dual-energy CT, confirming a pulmonary embolism (PE). Image courtesy of Philips Healthcare

MRA vs CTA for evaluating pulmonary embolism: Does the chosen modality impact downstream imaging utilization?

MR angiography (MRA) is a relatively new alternative to CT angiography (CTA) for the evaluation of suspected pulmonary embolism (PE) and it even has one major advantage over CTA: it does not expose patients to ionizing radiation.

ACC releases strategies on reducing radiation from CV imaging

In recognition of the increased use of ionizing radiation-based cardiovascular imaging, the American College of Cardiology released a new expert document outlining best practices for minimizing exposure to patients and clinicians.

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Machine learning in cardiac CT could be useful—if clinicians put aside their skepticism

Machine learning in cardiovascular CT has the potential to improve disease diagnosis and predictive models, according to the authors of a new paper, but limitations with its applications still remain.

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Premier Awards Carestream Health New Three-Year Agreement For Enterprise Image Management Solutions

Premier has awarded a three-year group purchasing agreement to Carestream Health for Enterprise Image Management Solutions.

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Global longitudinal strain tops standard prediction method for heart failure

Global longitudinal strain (GLS), imaged via speckle-tracking, proved a superior predictor of mortality than left ventricular fraction (LVEF) in a study of acute heart failure patients, Cardiovascular Business reports.

3 key points on machine learning in cardiac CT

In light of the advances of machine learning (ML) in imaging, a team of researchers recently scoured ML-algorithm-based cardiovascular CT progress to offer an understanding of its benefits—and its limitations.

3D brain imaging technology earns FDA approval

An imaging technology called RAPID CTA that enables 3D visualization of a brain’s blood vessels has received FDA clearance, iSchemaView announced May 1.