Initiation of Ventricular Tachycardia by Interruption of Pacemaker-Mediated Tachycardia in a Patient with a Dual-Chamber Implantable Cardioverter Defibrillator
Autor: | Berry M. van Gelder, Albert Meijer, Lrc Lukas Dekker, Frank A. Bracke |
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Rok vydání: | 2009 |
Předmět: |
Male
Tachycardia Pacemaker Artificial medicine.medical_specialty medicine.medical_treatment Direct current shock Ventricular tachycardia Internal medicine Humans Medicine cardiovascular diseases Aged business.industry General Medicine Pacemaker mediated tachycardia Implantable cardioverter-defibrillator medicine.disease Defibrillators Implantable Tachycardia Ventricular cardiovascular system Antitachycardia Pacing Cardiology Equipment Failure medicine.symptom Cardiology and Cardiovascular Medicine business |
Zdroj: | Pacing and Clinical Electrophysiology. 32:1227-1230 |
ISSN: | 1540-8159 0147-8389 |
DOI: | 10.1111/j.1540-8159.2009.02469.x |
Popis: | A 74-year-old man with a dual-chamber implantable cardioverter defibrillator implanted 3 years before experienced multiple ventricular tachycardias (VTs). All episodes were initiated by pacemaker-mediated tachycardia (PMT) that was either stopped by atrial undersensing or the tachycardia termination algorithm of the device. After the termination of PMT, two rapid ventricular paced beats, the first initiated by artificial triggering and the second due to retrograde conduction of the first one, initiated VT that was successfully terminated by antitachycardia pacing or a direct current shock of the device. All episodes revealed this pattern of initiation with a short-long-short ventricular sequence inducing VT. |
Databáze: | OpenAIRE |
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