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Related Experiment Videos

Developmental outcome with and without successful intervention.

Rochelle Caplan1, Prabha Siddarth, Gary Mathern

  • 1Department of Psychiatry and Biobehavioral Sciences, University of California, Los Angeles, California 90095, USA.

International Review of Neurobiology
|June 4, 2002
PubMed
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Children with infantile spasms (IS) often experience long-term developmental issues, including cognitive and social deficits, even with improved seizure control. Underlying brain pathology significantly impacts developmental outcomes in these epilepsy cases.

Area of Science:

  • Pediatric Neurology
  • Developmental Neuroscience
  • Epileptology

Background:

  • Symptomatic infantile spasms (IS) are associated with significant long-term developmental challenges.
  • Previous literature suggests poor seizure control correlates with adverse outcomes in IS.
  • Early-onset intractable epilepsies also present considerable developmental hurdles.

Purpose of the Study:

  • To review the literature on developmental outcomes of medically and surgically treated symptomatic infantile spasms (IS).
  • To present 2-year outcome findings for children with symptomatic IS and other early-onset intractable epilepsies (non-IS).
  • To identify factors influencing developmental outcomes in these pediatric epilepsy populations.

Main Methods:

  • Literature review on developmental outcomes of symptomatic infantile spasms (IS).

Related Experiment Videos

  • Analysis of 2-year outcome data from the UCLA Pediatric Epilepsy Surgery Research Group for symptomatic IS and non-IS cases.
  • Correlation of developmental assessments with seizure control, underlying pathology, and epilepsy type.

    • Main Results:

    • Long-term outcomes for symptomatic IS include poor seizure control, severe intellectual disability, and behavioral disorders.
    • Children with symptomatic IS and non-IS showed impaired cognitive, language, and social communication development despite seizure control.
    • Social communication deficits in these children resemble those seen in autism spectrum disorder.
    • Underlying brain pathology, not just seizure activity, is a critical factor in developmental outcomes.

    Conclusions:

    • Developmental impairments persist in children with symptomatic IS and other early-onset epilepsies, even with effective seizure management.
    • Social communication deficits are a notable feature of long-term outcomes.
    • The nature of the underlying brain pathology is a key determinant of neurodevelopmental trajectory in these conditions.