A 68-year-old male with a history of prior myocardial infarction presents to the emergency department with palpitations and near-syncope. His ECG shows…

…fibrillation (AF) is started on flecainide, a class IC antiarrhythmic drug. Two weeks later, he presents to the emergency department complaining of severe palpitations and…

…atrial fibrillation is being evaluated for the initiation of an antiarrhythmic drug known to be associated with QT prolongation. Her medical history includes hypertension and…

…atrial fibrillation and heart failure presents with progressive dyspnea (NYHA class III) despite guideline-directed medical therapy. Transesophageal echocardiography reveals normal left ventricular dimensions and…

What is the risk associated with ventricular fibrillation (VF)?

…persistent atrial fibrillation (AF) complains of ongoing dyspnea and fatigue. Rhythm control strategies have previously failed and are no longer desired. Her ventricular rate is…

…in ventricular fibrillation. He is defibrillated but remains unresponsive and pulseless. Despite advanced cardiac life support (ACLS) protocols, he is unable to be resuscitated and…

A 55-year-old female, with a history of rheumatoid arthritis and on chronic steroid therapy, experiences sudden chest pain while swimming. She initially attributes…

…hypertension and peripheral artery disease. His diabetologist recently added dapagliflozin to his diabetes treatment and noted significant improvement in blood pressure, glycemic control and exercise…

…is determined to postpone angiography and PCI (which requires anticoagulation and antiplatelet drugs). She develops polymorphic ventricular tachycardia (VT) which degenerates into ventricular fibrillation (VF)…

In an athlete with ventricular pre-excitation (WPW), what finding on an exercise ECG test denotes a low-risk pathway?