…pregnancy. An echocardiogram demonstrates a left ventricular ejection fraction (LVEF) of 35% with left ventricular dilation. She has no prior history of cardiovascular disease. In…

…with a narrow QRS duration of 90 ms. His current medications include low-dose lisinopril and carvedilol. Blood pressure is 115/75 mmHg, and renal…

…24-hour Holter monitor placed prior to the initiation of oncological treatment. Initial echocardiography reveals mild left ventricular dilation and an ejection fraction of 48%…

A 62-year-old male with a history of hypertension and known left ventricular hypertrophy (LVH) presents to the emergency department with atypical chest pain…

…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…

A 68-year-old man with a history of persistent atrial fibrillation (AF) underwent extensive left atrial ablation, including circumferential antral pulmonary vein isolation and…

…emergency department with acute onset chest pain that started six hours ago. The pain is described as intense and crushing, radiating to her left shoulder…

…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…

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…