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Current concepts in pigmentary glaucoma

S M Farrar1, M B Shields

  • 1Duke Eye Center, Durham, North Carolina.

Survey of Ophthalmology
|January 1, 1993
PubMed
Summary
This summary is machine-generated.

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Pigmentary glaucoma, a common secondary open-angle glaucoma, affects younger Caucasians with myopia. Early intervention with medication or surgery may prevent vision loss by addressing pigment dispersion.

Area of Science:

  • Ophthalmology
  • Glaucoma Research

Background:

  • Pigmentary glaucoma, initially rare, is now a common secondary open-angle glaucoma.
  • It disproportionately affects younger Caucasian males with myopia.
  • Key signs include iris transillumination defects, Krukenberg spindles, and a pigmented trabecular meshwork.

Purpose of the Study:

  • To review the pathophysiology and current management of pigmentary glaucoma.
  • To highlight the importance of recognizing this condition in younger populations.
  • To explore potential for earlier therapeutic interventions.

Main Methods:

  • Literature review of pigmentary glaucoma.
  • Analysis of disease mechanisms including pigment dispersion and outflow obstruction.
  • Summary of current and potential treatment strategies.

Related Experiment Videos

Main Results:

  • Pigment dispersion results from iris pigment epithelium rubbing against lens zonules.
  • Trabecular meshwork obstruction by pigment granules leads to glaucoma.
  • Current treatments include medications, laser, and surgery.

Conclusions:

  • Pigmentary glaucoma is a significant cause of secondary glaucoma in younger individuals.
  • Understanding the mechanism of pigment dispersion is crucial for management.
  • Earlier intervention strategies are being investigated to halt disease progression.