Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Learning Disabilities01:25

Learning Disabilities

Learning disabilities are cognitive disorders caused by neurological impairments that affect cognitive functions like language and reading, without indicating overall intellectual or developmental challenges. These disabilities differ from global intellectual or developmental disabilities as they are limited to distinct cognitive functions. Common learning disabilities include dysgraphia, dyslexia, and dyscalculia, each of which impacts unique aspects of learning.
Dyslexia
Dyslexia is a...
Visual Agnosia01:12

Visual Agnosia

Visual agnosia is a condition characterized by the inability to recognize visually presented objects despite having normal vision. For instance, a person with visual agnosia can describe the shape and color of an object but cannot identify or name it. This impairment does not affect their visual field, acuity, color vision, brightness discrimination, language, or memory. An example of this condition in a social setting is someone at a dinner party asking for "that silver thing with a round end"...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Delayed diagnosis in children with autism spectrum disorder or intellectual disability.

Dementia & neuropsychologia·2025
Same author

Exploring neurodevelopmental concerns: insights from a public neuropediatric learning disabilities multiprofessional outpatient facility in Brazil.

Frontiers in psychology·2025
Same author

Behavior Problems and Depressive Symptoms in Developmental Dyslexia: Risk Assessment in Brazilian Students.

Clinical neuropsychiatry·2021
Same author

An Exploration of the Rapid Automatic Naming Test as Administered to Brazilian Children.

Folia phoniatrica et logopaedica : official organ of the International Association of Logopedics and Phoniatrics (IALP)·2019
Same author

Central auditory processing outcome after stroke in children.

Arquivos de neuro-psiquiatria·2014
Same author

Visual pathway abnormalities were found in most multiple sclerosis patients despite history of previous optic neuritis.

Arquivos de neuro-psiquiatria·2013

Related Experiment Video

Updated: Jun 26, 2026

Assessing Dyslexia at Six Year of Age
15:00

Assessing Dyslexia at Six Year of Age

Published on: May 1, 2020

Visual control in children with developmental dyslexia.

Stella Maris Costa Castro1, Cintia Alves Salgado, Fernando Portolani Andrade

  • 1Universidade Estadual de Campinas - Campinas (SP) - Brazil. stellamccastro@gmail.com

Arquivos Brasileiros De Oftalmologia
|January 27, 2009
PubMed
Summary

Children with dyslexia show poorer eye movement control and unstable binocular fixation. These findings suggest potential visual processing deficits linked to developmental dyslexia.

More Related Videos

Advancing Dyslexia Assessment in Children Through Computerized Testing
09:00

Advancing Dyslexia Assessment in Children Through Computerized Testing

Published on: August 16, 2024

Related Experiment Videos

Last Updated: Jun 26, 2026

Assessing Dyslexia at Six Year of Age
15:00

Assessing Dyslexia at Six Year of Age

Published on: May 1, 2020

Advancing Dyslexia Assessment in Children Through Computerized Testing
09:00

Advancing Dyslexia Assessment in Children Through Computerized Testing

Published on: August 16, 2024

Area of Science:

  • Ophthalmology
  • Neuroscience
  • Developmental Psychology

Background:

  • Developmental dyslexia is a common learning disorder.
  • Visual processing is crucial for reading and learning.
  • Understanding visual deficits in dyslexia may improve interventions.

Purpose of the Study:

  • To evaluate binocular vision control in children diagnosed with dyslexia.
  • To identify specific visual impairments associated with dyslexia.

Main Methods:

  • A cross-sectional study design was employed.
  • 26 children with dyslexia participated.
  • Participants underwent comprehensive ophthalmologic and visual function tests.

Main Results:

  • Children with dyslexia exhibited reduced control during voluntary convergence.
  • Unstable binocular fixation was a notable finding in the dyslexic group.
  • These results indicate potential visual-motor integration issues.

Conclusions:

  • The findings support the hypothesis linking dyslexia to deficits in the magnocellular visual pathway.
  • Dyslexia may involve impairments in the posterior cortical attentional network.
  • Further research into visual system anomalies in dyslexia is warranted.