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Related Concept Videos

Visual Agnosia01:12

Visual Agnosia

1.4K
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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Related Experiment Video

Updated: Mar 2, 2026

Assessment of Static Graviceptive Perception in the Roll-Plane using the Subjective Visual Vertical Paradigm
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Assessment of Static Graviceptive Perception in the Roll-Plane using the Subjective Visual Vertical Paradigm

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Visual snow in a paediatric patient.

E Santos-Bueso1, A M Muñoz-Hernández1, N Avalos-Franco1

  • 1Unidad de Neurooftalmología, Servicio de Oftalmología, Instituto de Investigación Sanitaria, Hospital Clínico San Carlos (IdISSC), Madrid, España.

Archivos De La Sociedad Espanola De Oftalmologia
|May 21, 2017
PubMed
Summary
This summary is machine-generated.

Visual snow (VS) is a rare condition where patients see constant white dots. This case highlights diagnostic challenges in pediatric patients, emphasizing VS as a distinct neurological symptom.

Area of Science:

  • Ophthalmology
  • Neuro-ophthalmology
  • Neurology

Background:

  • Visual snow (VS) is characterized by persistent, widespread visual disturbances.
Keywords:
AlucinacionesCharles BonnetChildrenHallucinationsNiñoSyndromeSíndrome

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  • It can significantly impact a patient's quality of life and may be misdiagnosed.
  • Understanding VS in pediatric populations is crucial due to diagnostic complexities.