Polymorphic ventricular tachycardia is an abnormal heart rhythm where the bottom chambers of your heart beat too quickly. People with severe cases may experience sudden cardiac arrest. Conditions that ...
We report a case of vasovagal syncope caused by serious ventricular arrhythmias, which were triggered by PVCs originating from the RVOT. Intravenous administration of edrophonium chloride reproducibly ...