Neurological

Quadrantanopia

Quadrantanopia is a visual field defect where vision is lost in one quarter of the field of view, typically due to damage in the optic pathways of the brain.

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Symptoms

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Causes

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Treatments

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Prevention

Condition Overview

Understand key symptoms, causes, diagnosis options, and treatment pathways for Quadrantanopia. This overview is intended for patient awareness and should be followed by specialist consultation.

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Symptoms

  • Loss of vision in one visual quadrant
  • Difficulty reading or navigating spaces
  • Frequent bumping into objects on one side
  • Visual scanning difficulties

Causes

  • Stroke affecting visual pathways
  • Traumatic brain injury
  • Brain tumors or lesions
  • Neurological inflammation or surgery-related injury

Diagnosis

  • Comprehensive eye examination
  • Formal visual field testing (perimetry)
  • Neurological examination
  • Brain imaging (MRI or CT scan)

Treatment

  • Treatment of underlying neurological cause
  • Visual rehabilitation therapy
  • Compensatory scanning techniques
  • Occupational therapy for daily function

Risk Factors

  • Cerebrovascular disease risk factors
  • History of brain trauma
  • Intracranial tumors
  • Previous neurosurgical procedures

Prevention

  • Control blood pressure, diabetes, and cholesterol
  • Use protective measures to prevent head injury
  • Early treatment of neurological conditions
  • Routine follow-up after stroke or brain surgery

Prevalence

Prevalence varies by underlying neurological disorders such as stroke and brain injury.

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