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Angle Closure Glaucoma: Treatment01:28

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Angle-closure glaucoma, or closed-angle glaucoma, is an eye condition where the iris bulges out and blocks the iridocorneal angle, resulting in a buildup of aqueous humor and increased intraocular pressure. Immediate medical attention is necessary due to the sudden onset of symptoms. The treatment for angle-closure glaucoma includes short-term and long-term approaches. Short-term treatment involves using eye drops like pilocarpine to lower intraocular pressure by increasing aqueous humor...
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Glaucoma is an eye condition characterized by increased intraocular pressure that damages the retina and optic nerve, leading to irreversible blindness if left untreated. The human eye has various components, including the cornea, iris, pupil, lens, and optic nerve. Aqueous humor is secreted by the epithelium of the ciliary body in the posterior chamber and flows through the trabecular meshwork and canal of Schlemm, maintaining normal intraocular pressure. The trabecular meshwork and the canal...
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In open-angle glaucoma, the iridocorneal angle remains open, but the trabecular meshwork becomes stiff, slowing down the outflow of aqueous humor. This causes a buildup of aqueous humor in the anterior chamber, leading to a sudden increase in intraocular pressure. The treatment for open-angle glaucoma focuses on reducing the elevated intraocular pressure by either decreasing the secretion of aqueous humor or increasing its outflow.
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Updated: Jul 11, 2025

Author Spotlight: Unraveling the Molecular Mechanisms in PCO and Fibrosis Following Cataract Surgery
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Racial Disparities in Cataract Surgery Timeline and Intraocular Lens Selection: A Retrospective Study.

Seth E Buscho1, Ardalan Sharifi2, Samir Cayenne1

  • 1John Sealy School of Medicine, University of Texas Medical Branch, Galveston, Texas, USA.

Translational Vision Science & Technology
|November 17, 2023
PubMed
Summary
This summary is machine-generated.

Black patients face longer waits for cataract surgery and are less likely to receive premium intraocular lenses (IOLs). However, they show better adherence to postoperative follow-up appointments compared to white patients.

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Area of Science:

  • Ophthalmology
  • Health Services Research
  • Health Equity

Background:

  • Racial disparities in cataract surgery utilization and complications are documented.
  • Limited research exists on racial differences in cataract surgery timing and intraocular lens (IOL) selection.

Purpose of the Study:

  • To investigate racial disparities in the preoperative and postoperative timeline of cataract surgery.
  • To examine differences in IOL selection between Black and White patients undergoing cataract surgery.

Main Methods:

  • Retrospective analysis of 10,235 patients undergoing cataract surgery (2015-2022).
  • Data included best-corrected visual acuity (BCVA), slit lamp findings, surgical timeline, and IOL type (standard vs. premium).

Main Results:

  • Black patients had worse preoperative BCVA and were less likely to receive surgery within 120 days of referral (RR 0.71, P < 0.0001).
  • White patients were significantly less likely to attend postoperative follow-up appointments at days 1, 7, and 30 (P < 0.0001).
  • White patients were over 6 times more likely to receive a premium IOL compared to Black patients (P < 0.0001).

Conclusions:

  • Black patients experience delays in cataract surgery but demonstrate higher adherence to postoperative care.
  • Significant racial disparities exist in premium IOL selection, favoring White patients.