VENTRICULAR TACHYCARDIA
สาเหตุ
    Prolonged QT interval syndromes (familial with or without deafness)
    Mechanical (catheters, pacing wires)
    Electrolyte abnormality, hypoxia, hypoglycemia
    Structural, congenital heart disease
    Myocarditis, cardiomyopathy, cardiac surgery
    ผลของยา เช่น isoproterenol, digitalis, imipramine
การรักษา
    Acute treatment
        lidocain, procainamide
    Chronic treatment
        propranolol, phenytoin, quinidine