Neurodevelopment and behavior after transcatheter versus surgical closure of secundum type atrial septal defect

Iemke Sarrechia1, Daniël De Wolf2, Marijke Miatton3

  • 1Department of Experimental Psychology, Ghent University, Ghent, Belgium.

Insights

Children treated for atrial septal defect (ASD-II) show neurodevelopmental challenges in attention, executive functioning, and social cognition. These findings highlight the need for ongoing neurodevelopmental and behavioral monitoring in affected children.

Area of Science:

  • Pediatric Cardiology
  • Neuropsychology
  • Developmental Pediatrics

Background:

  • Atrial septal defect, secundum type (ASD-II) is a common congenital heart condition.
  • Treatment options include open-heart surgery and transcatheter repair.
  • Long-term neurodevelopmental outcomes after ASD-II treatment require further investigation.

Purpose of the Study:

  • To evaluate the neuropsychological and behavioral profiles of school-aged children post-treatment for ASD-II.
  • To compare outcomes between open-heart surgery and transcatheter repair groups.
  • To identify factors associated with neurodevelopmental outcomes.

Main Methods:

  • A cohort of 48 children treated for ASD-II was assessed using the Wechsler Intelligence Scale for Children and the Developmental Neuropsychological Assessment.
  • A matched group of healthy children served as controls.
  • Parental reports on behavior and academic performance were collected using the Achenbach Child Behavior Checklist.

Main Results:

  • Children treated for ASD-II exhibited significantly lower scores in attention, executive functioning, language, working memory, sensorimotor skills, social cognition, and visuospatial processing compared to controls.
  • Minor differences were observed in visuospatial processing between surgical and transcatheter repair groups.
  • Factors such as socioeconomic status, hospital stay duration, and defect size correlated with neurocognitive outcomes. Parents reported increased behavioral and academic issues.

Conclusions:

  • Children treated for ASD-II present with diverse neuropsychological difficulties, potentially leading to learning and academic underachievement.
  • No significant differences in neurodevelopmental outcomes were found based on treatment modality (surgery vs. catheterization).
  • Routine neurodevelopmental and behavioral follow-up is recommended for school-aged children after ASD-II treatment.
Abstract

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