Abstract
In a man with a wide-QRS complex tachycardia, a history of an inferior left ventricular scar, atrioventricular dissociation during the tachycardia, and a QRS morphology inconsistent with right or left bundle branch block exclude a diagnosis of supraventricular tachycardia with aberrant ventricular conduction due to bundle branch block or ventricular preexcitation and establish a diagnosis of ventricular tachycardia.
Copyright © 2017 Elsevier Inc. All rights reserved.
MeSH terms
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Alcoholism / complications
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Amphetamine-Related Disorders / complications
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Bundle-Branch Block / diagnosis
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Cardiac Conduction System Disease / diagnosis*
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Cardiomyopathies / etiology
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Cicatrix
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Cocaine-Related Disorders / complications
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Defibrillators, Implantable
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Diagnosis, Differential
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Electrocardiography
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Heart Block / diagnosis*
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Humans
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Male
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Middle Aged
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Pre-Excitation Syndromes / diagnosis
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Tachycardia, Supraventricular / diagnosis*
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Tachycardia, Ventricular / complications
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Tachycardia, Ventricular / diagnosis*