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Related Concept Videos

Glaucoma: Overview01:25

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: Treatment01:27

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...
Angle Closure Glaucoma: Treatment01:28

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...
Diabetic Retinopathy01:27

Diabetic Retinopathy

DefinitionDiabetic retinopathy is a microvascular complication of diabetes affecting the retinal blood vessels.Risk FactorsDiabetic retinopathy is present in almost all individuals with type 1 diabetes and more than 60% of those with type 2 diabetes after two decades of disease.The risk increases with poor glycemic control, hypertension, dyslipidemia, smoking, pregnancy, and puberty.Although cataracts and glaucoma are also more frequent in people with diabetes, retinopathy remains the leading...

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Related Experiment Video

Updated: Jun 26, 2026

In Vivo Dynamics of Retinal Microglial Activation During Neurodegeneration: Confocal Ophthalmoscopic Imaging and Cell Morphometry in Mouse Glaucoma
12:48

In Vivo Dynamics of Retinal Microglial Activation During Neurodegeneration: Confocal Ophthalmoscopic Imaging and Cell Morphometry in Mouse Glaucoma

Published on: May 11, 2015

[Macular involvement in glaucoma].

C Stefan1, Diana Melinte Dumitrica, Eliza Tebeanu

  • 1SCUMC, Sectia Clinica de Oftalmologie, Bucuresti. CSTEFAN58@YAHOO.COM

Oftalmologia (Bucharest, Romania : 1990)
|January 20, 2009
PubMed
Summary
This summary is machine-generated.

Primary open-angle glaucoma (POAG) patients show macular structural changes compared to healthy individuals. Macular assessment is crucial for understanding glaucoma progression.

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Full-Circle Cauterization of Limbal Vascular Plexus for Surgically Induced Glaucoma in Rodents
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Glaucoma-inducing Procedure in an In Vivo Rat Model and Whole-mount Retina Preparation
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Glaucoma-inducing Procedure in an In Vivo Rat Model and Whole-mount Retina Preparation

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Related Experiment Videos

Last Updated: Jun 26, 2026

In Vivo Dynamics of Retinal Microglial Activation During Neurodegeneration: Confocal Ophthalmoscopic Imaging and Cell Morphometry in Mouse Glaucoma
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In Vivo Dynamics of Retinal Microglial Activation During Neurodegeneration: Confocal Ophthalmoscopic Imaging and Cell Morphometry in Mouse Glaucoma

Published on: May 11, 2015

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

Published on: February 15, 2022

Glaucoma-inducing Procedure in an In Vivo Rat Model and Whole-mount Retina Preparation
08:30

Glaucoma-inducing Procedure in an In Vivo Rat Model and Whole-mount Retina Preparation

Published on: March 12, 2016

Area of Science:

  • Ophthalmology
  • Glaucoma Research
  • Retinal Imaging

Context:

  • Primary open-angle glaucoma (POAG) is a leading cause of irreversible blindness.
  • Macular integrity is vital for visual function.
  • Understanding structural changes in the macula is essential for glaucoma management.

Purpose:

  • To investigate macular structural alterations in patients with primary open-angle glaucoma (POAG).
  • To compare macular changes between POAG patients and healthy controls.

Summary:

  • A prospective clinical study compared macular structure using Optical Coherence Tomography (OCT) in healthy subjects (Group A) and POAG patients (Group B, divided into early and advanced stages).
  • Humphrey Visual Field testing was also performed.
  • POAG patients exhibited significant macular changes compared to the control group.

Impact:

  • Macular assessment should be considered an important component in the comprehensive evaluation of glaucoma.
  • Findings may inform future diagnostic and monitoring strategies for POAG.
  • Highlights the link between glaucomatous optic neuropathy and retinal structural changes.