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Updated: Apr 30, 2026

Reduction of Iatrogenic Atrial Septal Defects with an Anterior and Inferior Transseptal Puncture Site when Operating the Cryoballoon Ablation Catheter
08:00

Reduction of Iatrogenic Atrial Septal Defects with an Anterior and Inferior Transseptal Puncture Site when Operating the Cryoballoon Ablation Catheter

Published on: June 15, 2015

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Atrial septal defects: Pattern, clinical profile, surgical techniques and outcome at Innova heart hospital: A 4-year

Daberechi K Adiele1, Josephat M Chinawa1, Ijeoma O Arodiwe1

  • 1Department of Paediatrics, University of Nigeria Teaching Hospital, Ituku-Ozalla, Enugu, Nigeria.

Nigerian Medical Journal : Journal of the Nigeria Medical Association
|May 3, 2014
PubMed

Insights

Transcatheter closure of atrial septal defect (ASD) in children demonstrates a high success rate. This minimally invasive procedure effectively treats this common congenital heart disease, improving patient outcomes.

Area of Science:

  • Cardiology
  • Pediatric Cardiology
  • Interventional Cardiology

Background:

  • Atrial septal defect (ASD) is a congenital heart defect causing abnormal blood flow between the atria.
  • While surgical repair is traditional, transcatheter closure is an increasingly utilized non-surgical option.
  • ASD can range from asymptomatic to presenting with heart failure.

Purpose of the Study:

  • To evaluate the outcomes of transcatheter closure for atrial septal defects in a pediatric population.
  • To assess the safety and efficacy of device closure for ASD.
  • To analyze the morphological characteristics of ASDs treated with transcatheter methods.

Main Methods:

  • Retrospective analysis of pediatric patients undergoing transcatheter ASD closure.
  • Echocardiographic assessment of complications at 24 hours, 1, 3, and 6 months post-procedure.
  • Evaluation of ASD morphology including diameter, location, shape, and septal margins.

Main Results:

  • Sixty-nine children with ASD were treated between 2007 and 2011.
  • A significant proportion (63.8%) presented with heart failure symptoms, and many had large ASDs (68.1%).
  • Searcare Heart® and Amplatzer® techniques were commonly used, with high success rates observed, particularly in 2010.

Conclusions:

  • Transcatheter closure is a highly successful intervention for atrial septal defects in children.
  • This minimally invasive approach offers an effective treatment for a common congenital heart condition.
  • The study highlights the favorable outcomes associated with device closure of ASDs.
Abstract

Keywords:
Atrial septal defectIndiachildrenechocardiography

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