Elsevier

JACC: Case Reports

Volume 2, Issue 4, April 2020, Pages 595-597
JACC: Case Reports

Mini-Focus Issue on Electrophysiology and Pacing
Imaging Vignette: ECG Challenge
The Unpaceable Heart

https://doi.org/10.1016/j.jaccas.2020.02.010Get rights and content
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Abstract

This is a case of flecainide toxicity in a patient with a permanent pacemaker. This case not only highlights the effects of flecainide toxicity on surface electrocardiography but how toxicity effects pacemaker function and its ability to transvenously pace the heart. The report provides some discussion of the management options for flecainide toxicity. (Level of Difficulty: Beginner.)

Key Words

electrocardiography
flecainide
toxicology

Abbreviations and Acronyms

ECMO
extracorporeal membrane oxygenation
Na+
sodium
SVT
supraventricular tachycardia

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The authors have reported that they have no relationships relevant to the contents of this paper to disclose.

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