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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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Related Experiment Video

Updated: Jan 9, 2026

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

Ayodeji E Sotimehin1, Pradeep Y Ramulu1,2

  • 1The Wilmer Eye Institute, Johns Hopkins University School of Medicine.

Journal of Glaucoma
|August 31, 2018
PubMed
Summary
This summary is machine-generated.

Glaucoma-related visual field loss significantly impacts daily life, affecting tasks like reading and driving. This review explores methods to measure this disability, aiding clinical care and future research.

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Related Experiment Videos

Last Updated: Jan 9, 2026

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Area of Science:

  • Ophthalmology
  • Clinical Research
  • Disability Assessment

Background:

  • Glaucomatous visual field loss leads to significant, debilitating consequences affecting daily task performance.
  • Accurate assessment of glaucoma-related disability is crucial for clinical care, yet standardized methods are lacking.

Purpose of the Study:

  • To review and detail available methods for measuring glaucoma-related disability.
  • To highlight key findings from studies employing these diverse measurement techniques.

Main Methods:

  • A comprehensive literature review was conducted to identify studies evaluating disability in glaucoma.
  • Findings were systematically summarized based on research methodology and the specific areas of impairment assessed.

Main Results:

  • Methods identified include qualitative descriptions, various questionnaires (quality of life, vision-specific, general health, functional), task performance evaluations, event assessments (falls, accidents), and real-world behavior analysis.
  • Glaucoma and its severity are strongly linked to difficulties in reading, driving, mobility, prehension, and facial recognition.
  • Glaucoma also presents financial and psychological challenges for patients and can impact caregivers.

Conclusions:

  • A broad spectrum of research tools exists to characterize glaucoma-related disability.
  • These tools collectively demonstrate that glaucoma impairs numerous abilities essential for independent living.
  • The review discusses the strengths and limitations of each method to guide future research in selecting the most appropriate tools.