…secondary tricuspid regurgitation (TR), significant right atrial dilation, and elevated pulmonary pressures. He also has a history of atrial fibrillation. The surgical team is debating…

…fraction of 50% with mild right ventricular dilation. He is an avid competitive cyclist and asks for advice regarding his training regimen. Which of the…

A 22-year-old man presents to the cardiology clinic due to recurrent, poorly tolerated episodes of palpitations. A 12-lead electrocardiogram (ECG) recorded during…

…shows right bundle branch block (RBBB) , sinus tachycardia and abnormal Q-waves . Ventricular Rate 126 beats/min Atrial Rate 126 beats/min QRS Duration 90…

Which of the following ECG findings is typically considered a normal variant in asymptomatic athletes with no significant family history?

…duration of 60 ms. Cardiac magnetic resonance imaging confirms right ventricular dysfunction with regional akinesia, consistent with definitive arrhythmogenic right ventricular cardiomyopathy (ARVC). Which of…

…a QRS duration of 150 ms with a right bundle branch block (RBBB) morphology. Carotid sinus massage is performed without effect. Which of the following…

…syndrome (ACS) who stop dual antiplatelet therapy (DAPT) to undergo coronary artery bypass grafting (CABG), what is the recommended duration for resuming DAPT after surgery?

…He reports no chest pain or shortness of breath. His ECG shows Q waves of 0.025 seconds duration and 1.2 mm depth in…

…The ECG shows a heart rate of 69 beats per minute. The PR interval is 180 ms (normal). The QRS duration is 84 ms (normal…