A rapid heart beat initiated within the ventricles, characterized by 3 or more consecutive premature ventricular beats.
Ventricular tachycardia can occur spontaneously.
It may be a result of scar tissue formed after an earlier heart attack, or an undesired effect of antiarrhythmic drugs. Torsade de pointes is a form of ventricular tachycardia with characteristic variation in the conduction of the ventricular stimulus. Ventricular tachycardia occurs in approximately 2 out of 10,000 people. The information provided herein should not be used for diagnosis or treatment of any medical condition. A licensed physician should be consulted for diagnosis and treatment of any and all medical conditions.