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Potential neural mechanisms underlying the effectiveness of early intervention for children with autism spectrum

Katherine Sullivan1, Wendy L Stone1, Geraldine Dawson2

  • 1Department of Psychology, University of Washington, Seattle, WA 98195, USA.

Research in Developmental Disabilities
|August 11, 2014
PubMed

Insights

Early intervention for autism spectrum disorder (ASD) works by leveraging the young brain's plasticity, focusing on social engagement, and building neural networks. Understanding these mechanisms can optimize treatments for children with ASD.

Area of Science:

  • Neuroscience
  • Developmental Psychology
  • Pediatrics

Background:

  • Evidence supports early intervention for autism spectrum disorder (ASD).
  • Mechanisms underlying early intervention effectiveness for ASD are poorly understood.
  • Research on neural bases of early ASD deficits is ongoing.

Purpose of the Study:

  • Review literature on neural bases of early ASD core deficits.
  • Propose key intervention features linked to neural mechanisms.
  • Identify mechanisms to improve ASD outcomes.

Main Methods:

  • Literature review of neuroscientific and intervention studies.
  • Analysis of neural mechanisms in early ASD.
  • Proposal of three core intervention features.

Main Results:

  • Early intensive intervention capitalizes on immature brain plasticity.
  • Treatment strategies address social motivation deficits via engagement and arousal modulation.
  • Thematic, multi-sensory teaching promotes neural networks and connectivity.

Conclusions:

  • Early intervention effectiveness in ASD is linked to neural mechanisms.
  • Key features include early onset, social engagement focus, and multi-modal learning.
  • Understanding these mechanisms can refine ASD interventions.

Keywords:
Autism spectrum disorderEarly interventionNeural mechanisms

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