Peter Spector, M.D.; Nicole Habel, M.D. With H and V-capture there is a combination of these findings. Local V activation is early, QRS onset is early, and QRS end is also early. The QRS duration is ...

Cardiac physiologic pacing, also known as cardiac resynchronization therapy, is indicated in patients with heart failure, reduced left ventricular ejection fraction (LVEF) of 50% or less, and either a ...

NEW ORLEANS -- The Heart Rhythm Society issued the first U.S. guidelines to address use of conductive system pacing with the intent to prevent or mitigate heart failure. Conduction system pacing, ...

For the past two decades, catheter ablation stole most of the excitement in electrophysiology. Cardiac pacing was seen as necessary but boring. His-bundle pacing earned only modest attention. But at ...

Pacing is a technique that involves alternating active and rest periods to reduce stress. Some people with migraine find it helps reduce the frequency and intensity of headaches. Pacing, also known as ...