A 62-year-old female with no prior history of cardiac issues presents to the emergency department with acute onset chest pain that started six…

…a history of an anterior myocardial infarction presents with worsening exertional dyspnea. Echocardiography reveals a left ventricular ejection fraction of 30%, severe left ventricular dilatation…

…duration of 160 ms with a left bundle branch block (LBBB) morphology and a QS complex in V1. Coronary angiography reveals non-obstructive coronary artery…

…An echocardiogram reveals a left ventricular ejection fraction of 35% with global hypokinesis and left ventricular dilatation. Coronary angiography shows no obstructive coronary artery disease…

…HFrEF) presents for follow-up of worsening exertional dyspnea. His current left ventricular ejection fraction is 28%. He is currently treated with low-dose lisinopril…

…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?

…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…