CardioExchange, an NEJM practice community for medical professionals dedicated to improving cardiac patient care, was active from 2009 to 2015. CardioExchange fostered discussion between clinicians from across the globe.
A 51-year-old woman with right heart failure presented with worsening abdominal distention and leg swelling. Examination was notable for ascites, leg edema, a grade 4/6 holosystolic murmur, and a pulsatile liver (shown in a video).
In this trial, among adolescents with obstructive hypertrophic cardiomyopathy, the cardiac myosin inhibitor mavacamten led to a significantly greater reduction in left ventricular outflow tract obstruction than placebo.
In a patient with Duchenne muscular dystrophy, cardiotoxic effects developed after treatment with delandistrogene moxeparvovec. Microdystrophin levels in the heart and skeletal muscle were less than 1% of normal dystrophin levels.
A man presented with a 2-month history of chest heaviness and a 2-week history of shortness of breath. Pulsations were visible between his ribs (shown in a video). Ultrasonography revealed a rounded structure near the heart.
The appropriate duration of dual antiplatelet therapy (DAPT) after percutaneous coronary intervention (PCI) has remained the subject of a central debate in cardiovascular medicine. DAPT is intended to mitigate ischemic risk, but its maintenance warrants balancing the benefit against the concomitant risk of hemorrhage.1 Consequently, determining the appropriate...