Vitreous & Retina

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Retinal Vascular Diseases
Multiple patches of cotton-wool spots and superficial flame-shaped hemorrhages.

  • Clinical features:
    • Symptoms:
      • Asymptomatic
      • Various degree of blurry vision
    • Signs:
      • Localized, white-yellowish, fluffy areas of nerve fiber layer edema
      • Focal ischemia that causes axoplasmic flow interruption, results in drainage of axoplasmic content into the retina
  • Commonly found in many vascular diseases:
    • AIDS
    • Diabetic retinopathy
    • Hypertensive retinopathy
    • Collagen vascular diseases such as SLE, dermatomyositis and polyarteritis nodosa

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