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Related Concept Videos

Autism Spectrum Disorder01:19

Autism Spectrum Disorder

Autism spectrum disorder (ASD) is a neurodevelopmental condition marked by persistent deficits in social communication and interaction alongside restrictive and repetitive behaviors or interests. ASD is sometimes accompanied by intellectual impairment.
These core symptoms manifest differently among individuals, ranging from mild to severe. The disorder's complexity extends beyond its clinical presentation, encompassing a diverse range of biological, cognitive, and sociocultural influences.
Brain Waves01:23

Brain Waves

Brain waves are electrical signals generated by the neurons in the brain, which are regularly monitored to measure mental activities. Brain waves and their frequency ranges can be measured using an electroencephalogram or EEG. There are four main types of brain waves, each with distinct characteristics:

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Related Experiment Video

Updated: May 7, 2026

EEG Mu Rhythm in Typical and Atypical Development
11:50

EEG Mu Rhythm in Typical and Atypical Development

Published on: April 9, 2014

Resting state EEG abnormalities in autism spectrum disorders.

Jun Wang1, Jamie Barstein1, Lauren E Ethridge1

  • 1Department of Psychiatry, University of Texas Southwestern, Dallas, TX, USA.

Journal of Neurodevelopmental Disorders
|September 18, 2013
PubMed
Summary

Electroencephalography (EEG) studies reveal distinct brain activity patterns in autism spectrum disorder (ASD), including altered power and connectivity. This research aims to improve understanding and identify biomarkers for ASD.

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A Semantic Priming Event-related Potential (ERP) Task to Study Lexico-semantic and Visuo-semantic Processing in Autism Spectrum Disorder
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A Semantic Priming Event-related Potential (ERP) Task to Study Lexico-semantic and Visuo-semantic Processing in Autism Spectrum Disorder

Published on: April 12, 2018

Related Experiment Videos

Last Updated: May 7, 2026

EEG Mu Rhythm in Typical and Atypical Development
11:50

EEG Mu Rhythm in Typical and Atypical Development

Published on: April 9, 2014

A Semantic Priming Event-related Potential (ERP) Task to Study Lexico-semantic and Visuo-semantic Processing in Autism Spectrum Disorder
08:17

A Semantic Priming Event-related Potential (ERP) Task to Study Lexico-semantic and Visuo-semantic Processing in Autism Spectrum Disorder

Published on: April 12, 2018

Area of Science:

  • Neuroscience
  • Developmental Psychology
  • Biomarkers

Background:

  • Autism spectrum disorder (ASD) is a complex neurodevelopmental disorder characterized by heterogeneous neural system dysfunctions.
  • Understanding the neurophysiological underpinnings of ASD is crucial for identifying distinct patient subgroups and developing effective treatments.
  • Resting-state electroencephalography (EEG) offers a promising avenue for investigating these neurophysiological substrates.

Purpose of the Study:

  • To review recent findings from EEG studies in ASD.
  • To discuss limitations in current research that may lead to inconsistent results.
  • To propose future research directions for advancing the understanding of ASD.

Main Methods:

  • Review of recent resting-state EEG studies in individuals with ASD.
  • Analysis of electrophysiological power alterations, functional connectivity, and hemispheric differences.
  • Discussion of methodological limitations and their impact on research findings.

Main Results:

  • Resting-state EEG studies in ASD suggest a U-shaped profile of electrophysiological power, with increased power in low and high frequencies.
  • Abnormal functional connectivity and enhanced left-hemisphere power are observed in individuals with ASD.
  • EEG findings indicate potential neurophysiological markers for ASD.

Conclusions:

  • EEG studies provide valuable insights into the neurophysiological characteristics of ASD.
  • Addressing research limitations is essential for consistent and reliable findings.
  • Future EEG research with refined methodologies can advance the understanding and treatment of ASD.