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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...

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 16, 2026

A Model of Glaucoma Induced by Circumlimbal Suture in Rats and Mice

A Model of Glaucoma Induced by Circumlimbal Suture in Rats and Mice

Published on: October 5, 2018

Scleral buckling dislocation mimicking glaucoma progression.

Marco Codenotti¹, Lorenzo Iuliano, Giovanni Fogliato

¹Department of Ophthalmology, Vita-Salute University, San Raffaele Scientific Institute, Milan, Italy.

European Journal of Ophthalmology

|November 20, 2012

Summary

This summary is machine-generated.

A scleral buckle complication caused optic nerve damage, mimicking glaucoma. Surgical removal stabilized vision, highlighting the need for accurate diagnosis in rare ocular disorders.

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Last Updated: May 16, 2026

A Model of Glaucoma Induced by Circumlimbal Suture in Rats and Mice

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

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Published on: February 15, 2022

Area of Science:

Ophthalmology
Surgical Complications
Glaucoma Management

Background:

Scleral buckling is a surgical procedure for retinal detachment.
Complications can arise, including implant migration and optic nerve compromise.
Accurate diagnosis is crucial for effective patient management.

Observation:

A 71-year-old male presented with apparent glaucoma progression.
Previous scleral buckling surgery for retinal detachment was noted.
A protruding sponge buckle element was observed, impinging on the optic nerve.

Findings:

The misplaced scleral buckle caused severe, permanent optic nerve damage.
This complication mimicked glaucoma progression, leading to misdiagnosis.
Surgical removal of the buckle element was performed via orbitotomy.

Implications:

This case highlights a rare complication of scleral buckling surgery.
Prompt diagnosis and surgical intervention can stabilize visual function.
Accurate assessment is vital to differentiate buckle complications from actual disease progression.