Vitreous & Retina

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Tumor / Others
Weiss' Ring

  • Peripapillary glial tissue that remains attached to the posterior vitreous cortex following posterior vitreous detachment.
  • Histopathology: composed of fibrous astrocytes and collagen.
  • Clinical features:
    • Commonly gives symptom of floaters as the ring floats in and out of the visual axis
    • Signs: partial or complete grey-brownish ring commonly seen during fundus examination

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