Ablation of idiopathic ventricular tachycardia originating from posterior mitral annulus by using electroanatomical mapping

medicine; urology, radiofrequency; ventricular arrhythmia; metoprolol; propafenone; ablation catheter; adult; article; cardiac mapping system; case report; catheter ablation; dizziness; drug efficacy; electroanatomical mapping system; electrocardiography; erectile dysfunction; faintness; fatigue; heart palpitation; heart right bundle branch block; heart ventricle tachycardia; human; hyperhidrosis; idiopathic ventricular tachycardia; male; mitral valve; physical examination; posterior mitral annulus; presyncope; tachycardia; transthoracic echocardiography