Premature Ventricular Contractions

What are Cardiac Arrhythmias?

…The most common, called premature ventricular contractions (PVCs), occur when one of the two bottom chambers—the ventricles—of the heart contracts prematurely. A premature atrial contraction is when the atrium (one of the two top chambers of the heart) contracts prematurely. We frequently see PVCs…

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