Definition of Ventricular tachycardia
Ventricular tachycardia: An abnormal heart rhythm that is rapid and regular and that originates from an area of the lower chamber (ventricle) of the heart. Ventricular tachycardias can be life-threatening arrhythmias that are commonly associated with damage to the heart muscle due to coronary artery disease.
Last Editorial Review: 3/19/2012
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