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Clinical analysis of temporary pacemaker implantation in 6 children with fulminant myocarditis

Min Zhang1, Xiaofang Cai2, Yong Zhang3

  • 1The Children's Heart Center, 100 Hongkong Road, Jiangan District, Wuhan, Hubei, China.

Journal of Cardiothoracic Surgery
|May 22, 2024
PubMed

Insights

Temporary pacemakers are safe and effective for children with fulminant myocarditis and severe heart block. This intervention can improve heart function in pediatric patients experiencing bradycardia.

Area of Science:

  • Pediatric Cardiology
  • Critical Care Medicine
  • Electrophysiology

Background:

  • Fulminant myocarditis in children can lead to severe bradycardia and atrioventricular block.
  • Literature on temporary pacemaker use in this pediatric population is limited.
  • This study reviews the experience at a single center.

Purpose of the Study:

  • To summarize the use and outcomes of temporary pacemakers in children with fulminant myocarditis.
  • To evaluate the safety and efficacy of temporary pacing in this critical condition.

Main Methods:

  • Retrospective analysis of clinical data from Wuhan Children's Hospital (January 2017 - May 2022).
  • Inclusion criteria: children diagnosed with fulminant myocarditis requiring temporary pacemaker insertion.
  • Data collected included patient demographics, pacing parameters, and outcomes.

Main Results:

  • Six children (4 boys, 2 girls; median age 50 months) with third-degree atrioventricular block (III°AVB) were included.
  • Temporary pacemakers were placed an average of 2.75 hours post-admission.
  • Sinus rhythm recovery occurred in 5 patients within 61 hours; one required a permanent pacemaker.

Conclusions:

  • Temporary pacemakers demonstrate high safety in pediatric fulminant myocarditis.
  • Pacing effectively improves heart function in children with severe bradycardia or III°AVB due to myocarditis.
Abstract

Keywords:
Atrioventricular blockFulminant myocarditisPermanent pacemakerTemporary pacemaker

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