Case Study: October 2013

History

  • 65 year old female with some odd stringy vitreous deposits, looking like ‘cobwebs’
  • Apart from cataracts-fit.
  • Fig1-H and E
  • Fig 2-Congo Red
  • Fig 3-Polarsised optics.

Questions

The diagnosis is straightforward here.

  1. The question is under what clinical scenarios is this pathological appearance seen?
Click to show answers
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This is vitreous amyloid.

  1. The following scenarios are associated with vitreous amyloid:
  • Primary familial amyloidosis
  • Familial amyloid polyneuropathy
  • Non-familial vitreous amyloidosis (primary or secondary to systemic amyloid).