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Glaucoma: Overview01:25

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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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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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Related Experiment Video

Updated: Mar 23, 2026

Full-Circle Cauterization of Limbal Vascular Plexus for Surgically Induced Glaucoma in Rodents
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Current and Future Techniques in Wound Healing Modulation after Glaucoma Filtering Surgeries.

Masoumeh B Masoumpour1, M Hossein Nowroozzadeh2, M Reza Razeghinejad3

  • 1Poostchi Eye Research Center, Shiraz University of Medical Sciences, Shiraz, Iran.

The Open Ophthalmology Journal
|March 26, 2016
PubMed
Summary

Filtering surgery success in glaucoma patients depends on managing wound healing. New adjuvants are explored to prevent scarring and bleb failure, moving beyond corticosteroids and anti-fibrotic agents.

Keywords:
Anti-fibroticsfiltering surgeryglaucomatrabeculectomywound healing

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Area of Science:

  • Ophthalmology
  • Surgical Innovation
  • Wound Healing Research

Background:

  • Filtering surgery is crucial for glaucoma management, but long-term success hinges on controlling surgical site wound healing.
  • Excessive scarring can lead to bleb failure, particularly in high-risk glaucoma patients.
  • Conventional treatments like corticosteroids and anti-fibrotic agents (5-fluorouracil, Mitomycin-C) have limitations and side effects.

Purpose of the Study:

  • To review the critical role of wound healing in filtering surgery outcomes for glaucoma.
  • To discuss current and emerging adjuvant strategies for managing scarring post-surgery.
  • To highlight the need for safer and more effective treatments to prevent bleb failure.

Main Methods:

  • Literature review of wound healing processes in glaucoma filtering surgery.
  • Analysis of conventional adjuvants (corticosteroids, anti-fibrotic agents) and their efficacy/limitations.
  • Exploration of novel therapeutic targets, including growth factor inhibition (e.g., anti-VEGF agents).

Main Results:

  • Wound healing significantly impacts filtering surgery success and risk of bleb failure.
  • Established adjuvants offer semi-acceptable outcomes but carry risks of bleb complications.
  • Anti-VEGF agents show promise and are gaining clinical acceptance, while evidence for other novel agents is still developing.

Conclusions:

  • Effective management of wound healing is paramount for successful glaucoma filtering surgery.
  • There is an ongoing need for safer and more effective adjuvants to mitigate scarring and prevent bleb failure.
  • Future research should focus on validating newer agents, such as anti-VEGF therapies, to improve patient outcomes.