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Angle Closure Glaucoma: Treatment

Angle Closure Glaucoma: Treatment

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...

Glaucoma: Overview

Glaucoma: Overview

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...

Open Angle Glaucoma: Treatment

Open Angle Glaucoma: Treatment

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.
Drugs such as carbonic anhydrase inhibitors, α2- and...

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Related Experiment Video

Updated: May 23, 2026

Ultrasound Cyclo Plasty in Eyes with Glaucoma

Ultrasound Cyclo Plasty in Eyes with Glaucoma

Published on: January 26, 2018

Glaucoma drainage implant surgery.

Ahmad A Aref¹, Steven J Gedde, Donald L Budenz

¹Illinois Eye & Ear Infirmary, University of Illinois at Chicago School of Medicine, Chicago, Ill., USA.

Developments in Ophthalmology

|April 21, 2012

Summary

This summary is machine-generated.

Glaucoma drainage implant (GDI) surgery offers an advanced treatment for refractory glaucomas. Ongoing trials compare GDI efficacy and safety against trabeculectomy, evaluating various implant types and surgical placements.

Related Experiment Videos

Last Updated: May 23, 2026

Ultrasound Cyclo Plasty in Eyes with Glaucoma

Ultrasound Cyclo Plasty in Eyes with Glaucoma

Published on: January 26, 2018

Area of Science:

Ophthalmology
Surgical Innovation
Medical Devices

Background:

Refractory glaucomas present significant treatment challenges.
Glaucoma drainage implants (GDIs) are an established surgical option.
Comparisons between GDIs and traditional trabeculectomy are crucial for clinical decision-making.

Purpose of the Study:

To review the current landscape of Glaucoma Drainage Implant (GDI) surgery.
To highlight ongoing research comparing different GDI types and surgical approaches.
To discuss potential complications associated with GDI procedures.

Main Methods:

Review of recent randomized clinical trials comparing GDIs to trabeculectomy.
Analysis of variations in available GDI types (surface area, shape, composition, valve presence).
Examination of different GDI placement techniques (anterior chamber, ciliary sulcus, pars plana) and graft materials.

Main Results:

GDIs are a significant advancement for refractory glaucomas.
Ongoing trials are actively comparing different GDI types and surgical outcomes.
Potential complications include hypotony, motility issues, corneal decompensation, and tube erosion.

Conclusions:

Glaucoma drainage implant surgery is a key therapeutic option for complex glaucoma cases.
Further research is essential to optimize GDI selection and surgical technique.
Awareness and management of potential complications are critical for successful patient outcomes.