Monday, September 14, 2009

Fuch's heterochromic iridocyclitis

  • the affected eye presents as the lighter eye (90% of the time) due to iris atrophy due to chronic inflammation
  • 10% of the time the darker iris is the affected eye due to progressive atrophy within the anterior iris and stroma, revealing the posterior iris pigment epithelium
  • 4-5% of uveitis cases
  • chronic recurring mild A/C reaction, usually unilateral
  • small, round, grey-white keratic precipitates across entire endothelium (including superiorly, unlike other inflammatory conditions)
  • often with iris nodules and transillumination
  • synechiae are rare

  • assocated with mildly elevated occurrences of glaucoma, vitreous opacities and cataracts
  • Amsler's sign: a classic finding of hyphema occurring immediately after a paracentesis

Treatment
  • often do not require treatment
  • topical cycloplegic and corticosteroids if symptomatic, although true resolution of the inflammation may never be achieved
  • often have a low grade of A/C reaction that proves to be resistant to topical corticosteroids

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