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Effect of implantable cardioverter-defibrillator shocks on QT dispersion
O Gurevitz1, E Yaacoby, E Segal
1Heart Institute and Department of Anesthesiology and Intensive Care, Sheba Medical Center, Tel Hashomer, Israel.
The American Journal of Cardiology
|November 14, 2000
Abstract:
Following transvenous implantable cardioverter defibrillator shocks, a significant increase in QT dispersion was observed. We suggest shock-induced increased dispersion of myocardial repolarization as one of the mechanisms of shock-induced proarrhythmia.