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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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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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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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Minimally Invasive Glaucoma Surgery in Primary Angle-Closure Glaucoma.

Yunhe Song1, Hengli Zhang2, Yingzhe Zhang1

  • 1State Key Laboratory of Ophthalmology, Zhongshan Ophthalmic Center, Sun Yat-sen University, Guangdong Provincial Key Laboratory of Ophthalmology and Visual Science, Guangdong Provincial Clinical Research Center for Ocular Diseases, Guangzhou, China.

Asia-Pacific Journal of Ophthalmology (Philadelphia, Pa.)
|September 30, 2022
PubMed
Summary

Minimally invasive glaucoma surgery (MIGS) offers potential benefits for primary angle-closure glaucoma (PACG) patients, though its role is still being defined. This review examines MIGS efficacy and safety for PACG, providing insights for surgical management.

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Area of Science:

  • Ophthalmology
  • Glaucoma Surgery
  • Surgical Innovation

Background:

  • Primary angle-closure glaucoma (PACG) causes significant global blindness.
  • Current first-line treatments for medically uncontrolled PACG include cataract surgery, with or without trabeculectomy.
  • The role of minimally invasive glaucoma surgery (MIGS) in PACG management remains less understood compared to its use in open-angle glaucoma.

Purpose of the Study:

  • To review the efficacy and safety of MIGS in patients with PACG.
  • To provide new insights into the surgical management of PACG using MIGS.

Main Methods:

  • Literature review of studies on MIGS in PACG.
  • Analysis of efficacy and safety data from existing research.

Main Results:

  • Efficacy and safety profiles of various MIGS procedures in PACG were evaluated.
  • Comparison of MIGS outcomes with traditional surgical approaches.

Conclusions:

  • MIGS presents a developing surgical option for PACG.
  • Further research is needed to fully establish the indications and long-term benefits of MIGS in PACG management.