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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.

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Related Experiment Video

Updated: Jun 17, 2026

Eye Tracking Young Children with Autism
09:03

Eye Tracking Young Children with Autism

Published on: March 27, 2012

Saccadic characteristics in autistic children.

S Pensiero1, F Fabbro, P Michieletto

  • 1Department of Ophthalmology, IRCCS Burlo Garofolo,Trieste, Italy. pensiero@burlo.triese.it

Functional Neurology
|December 19, 2009
PubMed
Summary
This summary is machine-generated.

This study investigated saccadic eye movements in young autistic boys, finding no classic deficits. However, subtle issues like fixation instability suggest potential early brainstem impairment in autism.

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Investigating the Deployment of Visual Attention Before Accurate and Averaging Saccades via Eye Tracking and Assessment of Visual Sensitivity
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Last Updated: Jun 17, 2026

Eye Tracking Young Children with Autism
09:03

Eye Tracking Young Children with Autism

Published on: March 27, 2012

Comparing Eye-tracking Data of Children with High-functioning ASD, Comorbid ADHD, and of a Control Watching Social Videos
05:32

Comparing Eye-tracking Data of Children with High-functioning ASD, Comorbid ADHD, and of a Control Watching Social Videos

Published on: December 7, 2018

Investigating the Deployment of Visual Attention Before Accurate and Averaging Saccades via Eye Tracking and Assessment of Visual Sensitivity
06:46

Investigating the Deployment of Visual Attention Before Accurate and Averaging Saccades via Eye Tracking and Assessment of Visual Sensitivity

Published on: March 18, 2019

Area of Science:

  • Neurodevelopmental disorders
  • Ophthalmology
  • Pediatric neurology

Background:

  • Autism spectrum disorder (ASD) is associated with altered visual exploration strategies.
  • Abnormal saccadic eye movements have been suggested as a potential biomarker in autism.

Purpose of the Study:

  • To explore early abnormalities in saccadic eye movements in male children with autism.
  • To investigate the relationship between saccadic function and potential early neurological impairments in autism.

Main Methods:

  • Evaluated saccadic eye movements in 14 male children diagnosed with autism (ages 5-12).
  • Compared findings with 20 age-matched typically developing male controls.
  • Analyzed saccadic "main sequence" parameters, velocity profiles, and fixation stability.

Main Results:

  • Only one autistic child exhibited clear "main sequence" abnormalities.
  • Most autistic children showed only slight saccadic changes, not classic deficits.
  • Observed frequent saccadic initiation failures, velocity profile variations, and fixation instability in the autistic group.

Conclusions:

  • The study did not confirm widespread classic saccadic movement alterations in early autism.
  • Observed subtle saccadic abnormalities may indicate early brainstem dysfunction in autism.
  • Further research is warranted to explore the neurobiological underpinnings of these findings.