Idiopathic ventricular fibrillation (VF) is a disease that causes cardiac arrest in the absence of any identifiable substrate for VF. Short-coupled variant torsades de pointes is a malignant arrhythmia that… Click to show full abstract
Idiopathic ventricular fibrillation (VF) is a disease that causes cardiac arrest in the absence of any identifiable substrate for VF. Short-coupled variant torsades de pointes is a malignant arrhythmia that falls under the umbrella of idiopathic ventricular tachycardia (VT)/VF and is characterized by premature ventricular complex (PVC) coupling intervals of ,300 ms, relatively short QRS durations, and normal QT intervals.
               
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