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August 1, 2020

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  • Renal Denervation Makes a Comeback

    This retrospective review of the natural history of severe calcific mitral valve stenosis demonstrated such patients have a high mortality partly because of a high comorbidity burden and partly because of valve stenosis. Although often symptomatic, symptoms did not predict mortality.

  • The Prognosis of Severe Mitral Annular Calcification

    This retrospective review of the natural history of severe calcific mitral valve stenosis demonstrates such patients die often partly because of a high comorbidity burden and partly as a result of the valve stenosis.

  • Can Antibiotics Sterilize an Infected Heart Valve Before Surgery?

    In a study of the relationship between the duration of antibiotic therapy and a positive surgically excised heart valve culture in patients with infective endocarditis, researchers observed positive valve culture incidence decreases exponentially on antibiotic therapy for 14 days then plateaus with no effect after 21 days of therapy.

  • Cheyne-Stokes Respiration in Heart Failure

    A comprehensive cardiorespiratory study of stable systolic heart failure patients showed Cheyne-Stokes breathing in the awake, upright position is related to hypercapnia and is independently associated with a higher risk of cardiac death.

  • Sports Participation with Isolated Bicuspid Aortic Valve

    If they follow recommendations for restriction from competitive sports, more than one-third of children and young adults with isolated bicuspid aortic valves could be disqualified mainly for mild aortic dilatation.