Stories

Cardiac sarcoidosis is an inflammatory myocardial disease with a broad and often unpredictable clinical spectrum. Patients may present with atrioventricular…

Catheter ablation has become a central treatment for atrial fibrillation, supraventricular tachycardia, atrial flutter, and selected ventricular arrhythmias.…

Focal atrial tachycardia arising from the noncoronary aortic cusp is an uncommon but clinically important form of supraventricular tachycardia. Its…

Transient loss of consciousness is common, but its causes range from benign reflex episodes to bradyarrhythmia, tachyarrhythmia, structural heart disease, and…

Atrial fibrillation is associated with a substantial risk of thromboembolic stroke, and oral anticoagulation remains the standard preventive treatment for most…

Pulmonary vein isolation (PVI) remains the foundation of catheter ablation for atrial fibrillation, yet the ideal balance between lesion effectiveness and…

Wolff-Parkinson-White (WPW) syndrome is defined by ventricular pre-excitation caused by an atrioventricular accessory pathway and by symptoms or documented…

Brugada syndrome is an inherited cardiac electrical disorder associated with ventricular fibrillation, polymorphic ventricular tachycardia, syncope, and sudden…

Cardiac resynchronization therapy (CRT) has traditionally been associated with patients who have advanced systolic heart failure, yet its role in mild heart…

A stroke may be classified as cryptogenic when routine evaluation does not identify a convincing source. In many of these patients, intermittent atrial…