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[Sudden blindness].

P Bischoff1

  • 1Klinik für Augenkrankheiten, Kantonsspital St. Gallen.

Schweizerische Rundschau Fur Medizin Praxis = Revue Suisse De Medecine Praxis
|October 23, 1990
PubMed
Summary
This summary is machine-generated.

Sudden blindness, or amaurosis, results from ocular or optic nerve issues like artery occlusion or trauma. Bilateral blindness can stem from chiasmatic lesions, often linked to pituitary apoplexy, or occipital brain infarction.

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Area of Science:

  • Ophthalmology
  • Neurology

Context:

  • Sudden onset unilateral blindness indicates ocular or optic nerve pathology.
  • Bilateral blindness has distinct causes depending on onset (sudden vs. sequential).

Purpose:

  • To outline the primary causes of sudden unilateral and bilateral blindness.
  • To differentiate between sudden and sequential onset blindness etiologies.

Summary:

  • Unilateral amaurosis commonly arises from central retinal artery occlusion, optic nerve trauma, or papilla apoplexy.
  • Sudden bilateral blindness suggests a chiasmatic lesion, frequently associated with pituitary apoplexy.
  • Sequential bilateral blindness may result from various ocular diseases or bilateral occipital brain infarction.

Impact:

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  • Provides a diagnostic framework for sudden vision loss.
  • Highlights critical neurological and vascular causes of blindness.
  • Aids clinicians in identifying urgent causes of visual impairment.