George J. Klein Archives

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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…

Special Problems in Ablation of Accessory Pathways

Key Points The approach to the difficult accessory pathway ablation is, first, to exclude cognitive ablation failure by confirming the tachycardia diagnosis and reevaluating the electrograms. Second, use a systematic approach to identify contributing technical factors, such as pathway-related factors…