Ventricular tachycardia

VENTRICULAR TACHYCARDIA

The usual rate is 160-240/min with a regular rhythm.

Ventricular tachycardia is either non-sustained (lasting <30 sec) or sustained.

Clinical features

Palpitation

Dyspnea

Dizziness

Syncope.

CAUSES

Acute myocardial infarction

Myocarditis

Dilated cardiomyopathy

Ischemic heart disease

Hypertrophic cardiomyopathy

 Mitral valve prolapse

Management

THE sustained VT  Treatment of choice is an implantable cardioverter-defibrillator device (ICD).

 Non- sustained VT  • Beta-blockers reduce the incidence of sudden death by 40-50%.  Implantable cardioverter-defibrillator device (ICD)  • Amiodarone