Cross-talk in a dual-chamber defibrillator presenting as pacemaker alternans

Alaa A Shalaby

doi:10.1046/j.1540-8167.2003.02458.x

Cross-talk in a dual-chamber defibrillator presenting as pacemaker alternans

J Cardiovasc Electrophysiol. 2003 Mar;14(3):325-8. doi: 10.1046/j.1540-8167.2003.02458.x.

Author

Alaa A Shalaby¹

Affiliation

¹ Cardiac Arrhythmia Service, Division of Cardiology, Pittsburgh VA Healthcare System and University of Pittsburgh, Pittsburgh, Pennsylvania 15240, USA. [email protected]

PMID: 12716121
DOI: 10.1046/j.1540-8167.2003.02458.x

Abstract

This case report highlights the occurrence of pacemaker alternans in a dual-chamber defibrillator. Pacemaker alternans occurs secondary to cross-talk. The sensing algorithm and basic timing cycles are reviewed.

Publication types

Case Reports
Research Support, Non-U.S. Gov't

MeSH terms

Aged
Algorithms
Defibrillators, Implantable / adverse effects*
Electrocardiography
Equipment Failure
Humans
Male
Sick Sinus Syndrome / therapy*
Signal Processing, Computer-Assisted
Software*
Tachycardia, Ventricular / therapy*