Ventricular arrhythmias include premature ventricular complexes (PVCs), sustained and nonsustained ventricular tachycardias (VTs), polymorphic ventricular tachycardia , ventricular flutters and ventricular fibrillations. These idiopathic ventricular complexes and ventricular tachycardias occur in patients without structural heart diseases, actually benign lesions however, sometimes cause unpleasant feelings. It could affect to daily life and activities of the patients , and requires effective treatments.