Andrew D. Krahn Archives

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Idiopathic and Short-Coupled Ventricular Fibrillation

The definition of the clinical syndrome of idiopathic ventricular fibrillation (IVF) has evolved over time and continues to do so. Historically, the term IVF was used to describe polymorphic ventricular tachycardia (VT)/ventricular fibrillation (VF) in the absence of ischemia, structural…

Electrocardiographic Monitoring: Short- and Long-Term Recording

Introduction Ambulatory cardiac monitoring to detect arrhythmias became practical with the development of Holter monitoring and its subsequent derivatives. The clinician is currently armed with an array of tools to provide progressively longer durations of electrocardiogram (ECG) monitoring to obtain…