<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>We present the case of a neonatal patient with atrial tachycardia with unusual characteristics – abrupt onset and cessation, non-responsiveness to overdrive, termination by direct cardio-version – in association with an ostium secundum-type atrial septal defect and a large inter-atrial septum aneurysm. Electrocardiographic recordings showed P waves with characteristics suggesting a right low septal origin, which suggested a possible involvement of the septal aneurysm. In dealing with arrhythmias, a thorough echocardiographic evaluation is mandatory to identify underlying structural malformations and to evaluate the hemodynamic status. Further research should be made concerning mechanisms of arrhythmias in patients with an associated atrial septum aneurysm.</p>
</abstract>

We present the case of a neonatal patient with atrial tachycardia with unusual characteristics – abrupt onset and cessation, non-responsiveness to overdrive, termination by direct cardio-version – in association with an ostium secundum-type atrial septal defect and a large inter-atrial septum aneurysm. Electrocardiographic recordings showed P waves with characteristics suggesting a right low septal origin, which suggested a possible involvement of the septal aneurysm. In dealing with arrhythmias, a thorough echocardiographic evaluation is mandatory to identify underlying structural malformations and to evaluate the hemodynamic status. Further research should be made concerning mechanisms of arrhythmias in patients with an associated atrial septum aneurysm.

Atypical Atrial Tachycardia in a Newborn – a Case Report

“George Emil Palade” University of Medicine, Pharmacy, Science and Technology

Journal of Interdisciplinary Medicine

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

{"article-title":"Atypical Atrial Tachycardia in a Newborn \u2013 a Case Report"}

We present the case of a neonatal patient with atrial tachycardia with unusual characteristics – abrupt onset and cessation, non-responsiveness to overdrive,...

Atypical Atrial Tachycardia in a Newborn – a Case Report

Published Online: Nov 07, 2022

Page range: 69 - 73

Received: Jun 25, 2022

Accepted: Aug 27, 2022

DOI: https://doi.org/10.2478/jim-2022-0010

Keywords
interatrial septal aneurysm, atrial tachycardia, supraventricular arrhythmia, newborn, fetus

© 2022 Dorottya Gábor-Miklósi et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Atypical Atrial Tachycardia in a Newborn – a Case Report

Published Online: Nov 07, 2022

Page range: 69 - 73

Received: Jun 25, 2022

Accepted: Aug 27, 2022

DOI: https://doi.org/10.2478/jim-2022-0010

Keywordsinteratrial septal aneurysm, atrial tachycardia, supraventricular arrhythmia, newborn, fetus

© 2022 Dorottya Gábor-Miklósi et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
interatrial septal aneurysm, atrial tachycardia, supraventricular arrhythmia, newborn, fetus