Ventricular tachycardias above the initially programmed tachycardia detection interval in patients with implantable cardioverter-defibrillators
Incidence, prediction and significance
Dietmar Bänsch, MD ,
Marco Castrucci, MD*,
Dirk Böcker, MD*,
G.ünter Breithardt, MD, FACC, FESC* and
Michael Block, MD
* Department of Cardiology/Angiology and Institute for Research in Arteriosclerosis, Westfälische Wilhelms-University, Münster, Germany
Department of Cardiology, Allgemeines Krankenhaus St. Georg, Hamburg, Germany
Department of Cardiology, Krankenhaus Augustinum, München, Germany

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Figure 1 Risk of VTs above the programmed tachycardia detection interval.
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Figure 2 Risk of VTs above the programmed tachycardia detection interval and spontaneous ventricular tachycardias before ICD implantation. pres. mVT = presenting monomorphic ventricular tachycardia.
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Figure 3 Risk of VTs above the programmed tachycardia detection interval and inducible tachycardias. ind. MVT = inducible monomorphic VT; VF = ventricular fibrillation; VT = ventricular tachycardia.
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Figure 4 Risk of VTs above the initially programmed tachycardia detection interval and presence of risk predictors (inducible monomorphic VTs, NYHA class II + III, amiodarone).
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