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Related Experiment Video

Updated: Oct 18, 2025

Assessing Binocular Central Visual Field and Binocular Eye Movements in a Dichoptic Viewing Condition
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Color Vision Deficits.

Paolo Bartolomeo1

  • 1Sorbonne Université, Institut du Cerveau / Paris Brain Institute - ICM, Inserm, CNRS, AP-HP, Hôpital de la Pitié-Salpêtrière, F-75013, Paris, France. paolo.bartolomeo@icm-institute.org.

Current Neurology and Neuroscience Reports
|October 4, 2021
PubMed
Summary
This summary is machine-generated.

This review explores how the brain processes color, from the eyes to the ventral temporal cortex. It highlights how color perception links with language and knowledge, impacting object recognition and communication.

Keywords:
Cerebral achromatopsiaColor anomiaRetinal conesVentral temporal cortex

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Area of Science:

  • Neuroscience
  • Visual Perception
  • Cognitive Science

Background:

  • Color perception is crucial for object identification.
  • Early visual processing occurs in the retina, thalamus, and occipital cortex.
  • High-level color and object processing occurs in the ventral temporal cortex, integrating with knowledge and expectations.

Purpose of the Study:

  • To review color processing deficits from photoreceptor dysfunction to ventral temporal cortex impairment.
  • To examine the link between color perception, object recognition, and language systems.
  • To explore the functional domains of high-level color processing.

Main Methods:

  • Review of neuroimaging evidence.
  • Analysis of patient performance with color anomia.
  • Examination of brain-damaged patient data.

Main Results:

  • Color-preferring domains are localized in the ventral occipito-temporal cortex.
  • Color categorization is independent of color naming in adults.
  • High-level color processing involves perceptual experience, naming, and knowledge.

Conclusions:

  • Color processing involves a complex network from early visual stages to higher cognitive functions.
  • Deficits can occur at various levels, impacting object recognition and communication.
  • Understanding these domains is key to diagnosing and treating color vision impairments.