Torsades de Pointes •Precipitated by drugs that prolong the QT interval •Class IA antidysrhythmics (procainamide, quinidine) •Class IC antidysrhythmics (propafenone, flecanide) •Cyclic antidepressants •Droperidol •Phenothiazines •Erythromycin •Methadone •Electrolyte disorders (hypomagnesemia, hypokalemia) #TorsadesDePointes #Diagnosis #Cardiology #ECG #EKG