ROCHESTER, NY — About a third of patients with nonischemic disease in a major cardiac resynchronization therapy (CRT) trial had cardiomyopathy related to premature ventricular contractions (PVCs) that ...

A colleague recently asked me how I would approach an asymptomatic young patient with thousands of premature ventricular complexes (PVCs). She said, "I used to think I knew how to treat PVCs, but ...

Recent advances have enabled noninvasive mapping of cardiac arrhythmias with electrocardiographic imaging and noninvasive delivery of precise ablative radiation with stereotactic body radiation ...

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Cardiac ablation—also called catheter ablation—is a procedure doctors use to treat irregular heartbeats or arrhythmias. During cardiac ablation, doctors insert a thin tube called a catheter into your ...

Why has an otherwise healthy woman in her late 60s had repeated episodes of fainting and dizziness for the past several weeks? The woman presented to the emergency department immediately after one ...

Your cardiologist may recommend a cardiac ablation if you have an irregular heartbeat (arrhythmia). The procedure sends heat or cold through thin, flexible wires (catheters) to the damaged heart ...