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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Novel cardiac MRI technique quicker, more comfortable for patients

A new technique for conducting cardiac MRI can be completed within 90 seconds, allows patients to breathe during testing and could ultimately improve diagnostic accuracy and reliability.

Medtronic Announces Renal Denervation Pivotal Trial for the Treatment of Hypertension

DUBLIN — April 9, 2018 — Medtronic plc (NYSE:MDT) today announced U.S. Food and Drug Administration (FDA) approval to begin an investigational device exemption (IDE) pivotal trial to evaluate the Symplicity Spyral(TM) renal denervation system in patients with high blood pressure (hypertension).

Canon Medical Systems’ Aquilion Precision Receives FDA Clearance

Canon Medical Systems USA, Inc.’s newly FDA-cleared Aquilion Precision™ is the world’s first Ultra-High Resolution CT system (UHR CT).

Coronary calcium scans may push some to adopt healthy heart habits

Jane E. Brody, a personal health columnist for the New York Times, recalled a time a few years back when her brother decided to request a calcium heart scan that, fortunately, didn't reveal any major problems. Still, the memory prompted her to pen a column about the noninvasive imaging technique.

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MRI shows liver fibrosis may be linked to cardiovascular disease

In a multiethnic cohort study published March 9 in Circulation: Cardiovascular Imaging, researchers found liver fibrosis may be strongly associated with a patient's history of heart failure, atrial fibrillation or coronary heart disease.

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AI platform beats cardiologists, classifies echos with 98% accuracy

An artificial intelligence (AI) platform outperformed board-certified cardiologists in classifying echocardiogram views, according to a study published online March 21 in Digital Medicine.

New quantitative flow ratio method tops FFR in diagnosing heart blockages

A team of international researchers showed that quantitative flow ratio (QFR) was feasible for testing coronary artery stenosis, and more accurate compared to traditional wire-based fractional flow reserve (FFR), according to a study published in Circulation: Cardiovascular Imaging.

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Infarction patterns determine benefit of dual antiplatelet therapy for stroke patients

Patients with multiple acute infarction patterns may benefit the most from dual antiplatelet therapy compared to others who have experienced a minor stroke, according to a recent study of imaging data published online March 26 in the Journal of the American Medical Association.