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Related Concept Videos

Glaucoma: Overview01:25

Glaucoma: Overview

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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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Open Angle Glaucoma: Treatment01:27

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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.
Drugs such as carbonic anhydrase inhibitors, α2- and...
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Angle Closure Glaucoma: Treatment01:28

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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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Coronary Artery Disease I: Introduction01:30

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Coronary Artery Disease (CAD): An Overview with Scientific InsightsCoronary Artery Disease (CAD), often referred to as C-A-D, is a prevalent blood vessel disorder classified under the broader category of atherosclerosis. Atherosclerosis is a pathological process characterized by the hardening and narrowing of arteries due to the accumulation of atherosclerotic plaques. These plaques are composed of cholesterol, fatty substances, inflammatory cells, calcium, and fibrin, reducing blood flow to...
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Related Experiment Video

Updated: Dec 13, 2025

In Vivo Dynamics of Retinal Microglial Activation During Neurodegeneration: Confocal Ophthalmoscopic Imaging and Cell Morphometry in Mouse Glaucoma
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Cardiovascular Disease Predicts Structural and Functional Progression in Early Glaucoma.

Henry Marshall1, Sean Mullany1, Ayub Qassim1

  • 1Department of Ophthalmology, Flinders University, Adelaide, Australia.

Ophthalmology
|July 31, 2020
PubMed
Summary
This summary is machine-generated.

Cardiovascular disease, particularly hypertension, is a significant risk factor for glaucoma progression. Elevated systolic blood pressure increases the risk of structural and visual field damage in glaucoma patients.

Keywords:
OCTcardiovascular diseaseglaucoma

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Related Experiment Videos

Last Updated: Dec 13, 2025

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

  • Ophthalmology
  • Cardiology
  • Public Health

Background:

  • Glaucoma is a leading cause of irreversible blindness worldwide.
  • Cardiovascular disease (CVD) is increasingly recognized as a potential risk factor for glaucoma.
  • Understanding the link between CVD and glaucoma progression is crucial for early intervention.

Purpose of the Study:

  • To investigate the association between cardiovascular disease and baseline structural defects in glaucoma.
  • To determine if cardiovascular disease influences the progression of glaucoma.

Main Methods:

  • A prospective, longitudinal study involving 2,628 eyes from 1,314 glaucoma patients.
  • Structural thinning was assessed using spectral-domain OCT (macula ganglion cell-inner plexiform layer [mGCIPL] and peripapillary retinal nerve fiber layer [pRNFL]).
  • Visual field progression was evaluated using Humphrey visual field (HVF) assessment, with CVD and medication data compared to a stable reference group.

Main Results:

  • Patients with predominantly mGCIPL thinning showed higher prevalence of hypertension, antihypertensive use, and statin use.
  • Hypertension was associated with increased risk of both OCT and HVF progression (mean follow-up: 5.34 years).
  • Increased systolic blood pressure correlated with greater risk of OCT and HVF progression, comparable to intraocular pressure's effect.

Conclusions:

  • Cardiovascular disease, especially hypertension, is an important risk factor for glaucoma progression.
  • These findings highlight the need to consider systemic vascular health in glaucoma management.
  • Targeting blood pressure may help slow glaucoma progression.