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Related Concept Videos

Visual Agnosia01:12

Visual Agnosia

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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...
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Working Memory01:24

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Working memory refers to a combination of components, including short-term memory and attention, that allow an individual to hold information temporarily as we perform cognitive tasks. It is an essential cognitive function that enables the execution of complex tasks such as problem-solving, comprehension, and reasoning. Unlike short-term memory, which simply involves the storage of information for a brief period, working memory involves the active manipulation and processing of this...
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Related Experiment Video

Updated: Dec 31, 2025

Virtual Reality Tools for Assessing Unilateral Spatial Neglect: A Novel Opportunity for Data Collection
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The relationship between visuospatial neglect, spatial working memory and search behavior.

Jasper Fabius1,2, Antonia F Ten Brink1,3, Stefan Van der Stigchel1

  • 1Department of Experimental Psychology, Helmholtz Institute, Utrecht University, Utrecht, The Netherlands.

Journal of Clinical and Experimental Neuropsychology
|January 5, 2020
PubMed
Summary

Visuospatial neglect (VSN) patients show impaired spatial working memory (SWM), impacting their ability to search systematically. This study confirms SWM deficits are integral to VSN and linked to search behavior organization.

Keywords:
Visuospatial neglectcancellationspatial working memorystrokevisual search

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Area of Science:

  • Neuroscience
  • Cognitive Psychology
  • Rehabilitation Medicine

Background:

  • Visuospatial neglect (VSN) involves lateralized attentional deficits.
  • VSN may co-occur with spatial working memory (SWM) impairments, affecting search strategies.
  • Previous studies suggest links between SWM, VSN, and search behavior, but require further investigation.

Purpose of the Study:

  • To investigate the relationship between spatial working memory (SWM) performance and search behavior in patients with and without visuospatial neglect (VSN).
  • To determine if SWM deficits are specific to visuospatial processing in VSN.
  • To confirm SWM impairment as a component of the neglect syndrome.

Main Methods:

  • Assessed SWM using a novel task in 182 stroke patients (24 with VSN, 158 without) and 65 healthy controls.
  • Correlated SWM performance with stroke-related and cognitive data.
  • Evaluated visual search performance on cancellation tasks with visible and invisible prior markings.

Main Results:

  • Patients with VSN demonstrated significantly lower SWM performance compared to non-VSN patients and controls.
  • SWM performance differences were specific to visuospatial processing, not verbal memory or physical disability.
  • SWM performance positively correlated with the organization of visual search behavior.

Conclusions:

  • Spatial working memory (SWM) impairment is a component of the visuospatial neglect (VSN) syndrome.
  • SWM deficits in VSN patients are directly related to their visual search behavior organization.
  • Findings support SWM as a crucial factor in the functional deficits observed in VSN.