Visual Loss



  • Decrease in visual function (i.e., visual acuity, visual fields, blurry vision)
  • Visual loss has many etiologies and can be caused by multiple body systems


  • Primary ophthalmologic causes:
    • Eyelid or tear film abnormality
    • Anterior segment (cornea, anterior chamber, iris, lens)
    • Posterior segment (vitreous, retina, optic nerve)
  • Traumatic
  • Other extraocular and systemic disorders including neurologic, cardiovascular, immunologic, endocrine, infectious, and toxicologic causes

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