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Characteristics and management of chaotic atrial tachycardia of infancy

F A Fish1, A V Mehta, J A Johns

  • 1Department of Pediatrics, Vanderbilt University Medical Center, Nashville, Tennessee 37232-2572, USA.

The American Journal of Cardiology
|November 1, 1996
PubMed

Insights

This study identified chaotic atrial tachycardia in 7 infants without heart defects. Propafenone was used to manage this rare pediatric arrhythmia.

Area of Science:

  • Pediatric Cardiology
  • Cardiac Electrophysiology
  • Neonatal Medicine

Background:

  • Chaotic atrial tachycardia (CAT) is an uncommon supraventricular tachycardia in infants.
  • It can present without identifiable congenital heart disease.
  • Management strategies for pediatric arrhythmias require careful consideration.

Purpose of the Study:

  • To describe the clinical presentation of chaotic atrial tachycardia in a cohort of infants.
  • To discuss the management approaches for this specific pediatric arrhythmia.
  • To evaluate the efficacy and safety of propafenone in treating infant CAT.

Main Methods:

  • Retrospective analysis of 7 infants diagnosed with chaotic atrial tachycardia.
  • Review of clinical data, including presentation, electrocardiographic findings, and treatment outcomes.
  • Specific focus on the administration and response to propafenone therapy.

Main Results:

  • Chaotic atrial tachycardia was identified in 7 infants.
  • None of the infants had underlying structural heart disease.
  • Propafenone was utilized as a therapeutic agent for managing the arrhythmia.

Conclusions:

  • Chaotic atrial tachycardia is a recognized arrhythmia in infants, even without structural heart anomalies.
  • Effective management is crucial for these young patients.
  • Propafenone shows potential as a treatment option for this rare pediatric condition.

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