…early bilateral cataracts. An electrocardiogram (ECG) reveals a PR interval of 250 ms and a QRS duration of 130 ms. He is diagnosed with the…

…treated with low-dose lisinopril and carvedilol. A recent transthoracic echocardiogram reveals severe secondary mitral regurgitation (MR) with significant left ventricular dilation. Which of the…

…of her SMR is isolated mitral annular dilation. The leaflets exhibit planar coaptation, a large central regurgitant jet, and a limited mitral valve area of…

…AVRT). If this patient undergoes an electrophysiology study, which of the following is detected in 30% to 60% of patients with this specific spontaneous arrhythmia?

…emergency department with sustained monomorphic ventricular tachycardia (VT). He is hemodynamically stable. An ECG during VT shows a QRS duration of 160 ms with a…

…presenting with acute coronary syndrome (ACS) who stop dual antiplatelet therapy (DAPT) to undergo coronary artery bypass grafting (CABG), what is the recommended duration for…

…old male with a history of hypertension presents to the clinic for a routine follow-up. He reports no chest pain or shortness of breath…

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

…His cardiovascular risk profile, duration of diabetes, sex, age and symptoms are all suggestive of myocardial ischemia. Your colleague suggests that the ECG shows right…

…lead –aVR, which is consistent with an electrical axis of 30 degrees ( lead –aVR is located at 30 degrees in the coordinate system ). Finally you…