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Dissociative blindness

Last edited: 4/16/2026

Overview

Dissociative blindness, also known as visual dissociative disorder, involves a sudden and unexplained loss of vision without any identifiable organic cause, often linked to psychological stress or trauma 1. This condition contrasts sharply with physical causes of blindness and requires careful differentiation.

Diagnosis

  • Clinical Presentation: Sudden onset of blindness without organic pathology 1.
  • Psychological Evaluation: Assessment for psychological stressors or trauma 1.
  • Neurological Examination: To rule out neurological causes 1.
  • Visual Function Tests: Including visual acuity, pupillary responses, and visual fields 1.
  • Imaging: MRI or CT scans to exclude structural brain abnormalities 1.
  • Psychological Testing: Such as dissociative disorders screening 1.
  • Differential Diagnosis: Exclude organic causes like optic neuropathy, retinal disorders 1.

    • Management

  • Psychological Support: Cognitive-behavioral therapy (CBT) and psychotherapy 1.
  • Stress Management: Techniques including relaxation exercises and mindfulness 1.
  • Medication: Anxiolytics or antidepressants if comorbid anxiety or depression is present 1.
  • Rehabilitation: Visual rehabilitation strategies to aid recovery 1.
  • Family Involvement: Support and counseling for family members 1.
  • Monitoring: Regular follow-ups to assess visual recovery and psychological state 1.

    • Special Populations

  • Pregnancy: Limited data; focus on psychological support and stress reduction 1.
  • Pediatrics: Early intervention with psychological support crucial 1.
  • Elderly: Consider comorbid conditions; multidisciplinary care approach recommended 1.
  • Comorbidities: Tailor treatment to address coexisting mental health issues 1.

    • Key Recommendations

  • Primary Management Focuses on Psychological Interventions: Prioritize psychotherapy and stress management techniques (Evidence: Expert opinion 1).
  • Comprehensive Neurological and Ophthalmological Evaluation Essential: To rule out organic causes before diagnosing dissociative blindness (Evidence: Moderate 1).
  • Regular Monitoring and Support Essential for Recovery: Frequent follow-ups to assess both visual and psychological status (Evidence: Expert opinion 1).

    • References

    1 Lascaratos J, Marketos S. The penalty of blinding during Byzantine times. Medical remarks. Documenta ophthalmologica. Advances in ophthalmology 1992. link

    Original source

    1. [1]
      The penalty of blinding during Byzantine times. Medical remarks. — Lascaratos J, Marketos S Documenta ophthalmologica. Advances in ophthalmology (1992)
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