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Related Concept Videos

Learning Disabilities

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.
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Autism Spectrum Disorder

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Related Experiment Video

Updated: Sep 13, 2025

Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss

Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss

Published on: April 11, 2025

Beyond Nonverbal Learning Disability: The Case for and Against Developmental Visual-Spatial Disorder as a Distinct

Prudence W Fisher¹, Hillary D Litwin¹, Mark A Riddle²

¹New York State Psychiatric Institute, New York, New York; Columbia University, New York, New York.

Journal of the American Academy of Child and Adolescent Psychiatry

|August 1, 2025

Summary

This summary is machine-generated.

Developmental Visual-Spatial Disorder (DVSD) offers a new diagnostic framework, reconceptualizing nonverbal learning disability (NVLD). DVSD focuses on visual-spatial deficits, distinct from NVLD criteria.

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Area of Science:

Neurodevelopmental Disorders
Psychiatry
Clinical Psychology

Background:

The study introduces a novel diagnostic framework for Developmental Visual-Spatial Disorder (DVSD), presented as a reconceptualization of nonverbal learning disability (NVLD).
DVSD is characterized by persistent deficits in processing or integrating visual and spatial information, delineated by eight behavioral subcriteria.
This condition can co-occur with other neurodevelopmental disorders, such as autism spectrum disorder and developmental coordination disorder (DCD).

Discussion:

DVSD distinguishes itself from NVLD by its singular focus on visual-spatial deficits, eliminating the need for a discrepancy between visual-spatial and verbal skills.
Unlike previous conceptualizations, DVSD does not mandate neuropsychological or educational testing for diagnosis.
While impairment is a criterion, DVSD does not require deficits in a specific functional area (e.g., social, motor, attention).

Key Insights:

Establishment of a DSM-style criteria set for DVSD, enhancing diagnostic clarity for visual-spatial processing deficits.
Clear differentiation of DVSD from NVLD, emphasizing core visual-spatial impairments.
Broadened applicability of the DVSD diagnosis by removing restrictive testing and specific functional impairment requirements.

Outlook:

Potential for improved identification and support for individuals with visual-spatial processing challenges.
Further research into the prevalence and impact of DVSD across different age groups and populations.
Integration of DVSD criteria into clinical practice and diagnostic manuals for neurodevelopmental disorders.