Polymorphic VT (Torsades de Pointes ... This is present in only a small percentage of VT ECG tracings, but it is diagnostic of VT. Frequently, this is difficult to see due to the fast rate ...

A prolonged QT interval has a variety of causes and can be a very serious ECG finding, as it may lead to the potentially fatal arrhythmia polymorphic ventricular tachycardia (Torsades de Pointes).

VT was polymorphic and accompanied by VF Idiopathic VF arising from the RVOT Episodes of VF triggered by PVCs arising from the RVOT NA b a On electrocardiography, unless otherwise specified.