4 results match your criteria: "Allegheny University School of the Health Sciences[Affiliation]"

ICD-antiarrhythmic drug and ICD-pacemaker interactions.

J Cardiovasc Electrophysiol

July 1997

Clinical Electrophysiology Laboratory, Allegheny University School of the Health Sciences, Philadelphia, Pennsylvania, USA.

Antiarrhythmic drugs and separate bradycardia pacing systems are prescribed commonly in patients with implantable cardioverter defibrillators (ICDs). Adverse effects of antiarrhythmic drugs on ICD function and adverse interactions between ICDs and pacemakers have been documented. The effect of antiarrhythmic drugs on the defibrillation threshold (DFT) in patients has not been well assessed.

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Objectives: We sought to 1) correlate conduction block in the isthmus of the right atrium between the inferior vena cava and the tricuspid annulus with the efficacy of catheter ablation of type I atrial flutter, and 2) characterize the effects of ablative lesions on the properties of isthmus conduction.

Background: There are few data on the mechanism of persistent suppression of recurrence of atrial flutter by catheter ablation.

Methods: Thirty-five patients with type I atrial flutter underwent catheter mapping and ablation.

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