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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...

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...

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...

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Related Experiment Video

Updated: May 22, 2026

Full-Circle Cauterization of Limbal Vascular Plexus for Surgically Induced Glaucoma in Rodents

Full-Circle Cauterization of Limbal Vascular Plexus for Surgically Induced Glaucoma in Rodents

Published on: February 15, 2022

[Functional diagnostic options for advanced and end stage glaucoma].

A F Scheuerle¹, U Schiefer, K Rohrschneider

¹Augenklinik, Ophthalmologische Rehabilitation, Universität Heidelberg, Im Neuenheimer Feld 400, 69120, Heidelberg, Deutschland.

Der Ophthalmologe : Zeitschrift Der Deutschen Ophthalmologischen Gesellschaft

|April 25, 2012

Summary

Diagnosing advanced glaucoma optic neuropathy is challenging. Semi-automated kinetic perimetry offers a more reliable and less fatiguing method for assessing visual field loss, especially in the central vision.

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Assessing Early Stage Open-Angle Glaucoma in Patients by Isolated-Check Visual Evoked Potential

Assessing Early Stage Open-Angle Glaucoma in Patients by Isolated-Check Visual Evoked Potential

Published on: May 25, 2020

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Last Updated: May 22, 2026

Full-Circle Cauterization of Limbal Vascular Plexus for Surgically Induced Glaucoma in Rodents

Full-Circle Cauterization of Limbal Vascular Plexus for Surgically Induced Glaucoma in Rodents

Published on: February 15, 2022

Assessing Early Stage Open-Angle Glaucoma in Patients by Isolated-Check Visual Evoked Potential

Assessing Early Stage Open-Angle Glaucoma in Patients by Isolated-Check Visual Evoked Potential

Published on: May 25, 2020

Area of Science:

Ophthalmology
Visual Neuroscience
Medical Diagnostics

Context:

Advanced glaucomatous optic neuropathy presents diagnostic challenges.
Reduced visual acuity and fixation instability compromise standard perimetry.
Static automatic perimetry (SAP) is limited by examination time and patient fatigue.

Purpose:

To evaluate alternative perimetry methods for advanced glaucoma.
To improve the accuracy of visual field testing in patients with significant visual loss.
To explore the utility of kinetic perimetry in central and pericentral visual field assessment.

Summary:

Focusing static automatic perimetry on the central 10° field with a dense grid can improve accuracy.
Kinetic perimetry is superior to static perimetry for advanced visual field loss due to better fixation control and reduced fatigue.
Semi-automated kinetic perimetry is a viable tool for assessing the central 5° and pericentral regions, overcoming limitations of manual Goldmann perimetry.

Impact:

Provides a more reliable method for diagnosing and monitoring advanced glaucoma.
Enhances the assessment of residual central vision in severely affected patients.
Offers practical advantages for follow-up examinations in glaucoma patients.