Clinical Cardiology Alert – July 1, 2022

July 1, 2022

• A Growing Body of Evidence Supports Left Bundle Branch Pacing

  Several late-breaking trials presented at the annual Scientific Sessions of the Heart Rhythm Society add to the data for left bundle branch pacing as an alternative to biventricular pacing for cardiac resynchronization therapy.

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• Secondary Prevention Statin Adherence and Major Adverse Cardiovascular Events

  A study of adherence to statin therapy after an atherosclerotic cardiovascular event demonstrated full adherence for five years was associated with significantly lower major adverse cardiovascular events, although only 5% of these patients achieved full compliance for five years.

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• Low-Fat vs. Mediterranean Diet for Secondary Prevention

  A study of stable coronary heart disease patients comparing the Mediterranean diet to a low-fat diet over a seven-year follow-up showed the Mediterranean diet was superior at preventing major cardiovascular events.

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• Bifurcation Disease Predicts Worse Outcomes for PCI at 10 Years

  In this analysis of the SYNTAX Extended Survival study, the presence of one or more bifurcation lesions resulted in a higher risk for all-cause death among patients who were treated with percutaneous coronary intervention.

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• Echo vs. Cardiac MRI for Grading Mitral Regurgitation Severity

  A comparison of echocardiographic-measured severity of mitral regurgitation with that of cardiac MRI-determined severity demonstrated poor agreement in the diagnosis of severe mitral regurgitation. Only cardiac MRI was predictive of left ventricular reverse remodeling after mitral valve surgery.

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