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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...

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Related Experiment Video

Updated: Jul 7, 2026

Multimodal Volumetric Retinal Imaging by Oblique Scanning Laser Ophthalmoscopy (oSLO) and Optical Coherence Tomography (OCT)
12:22

Multimodal Volumetric Retinal Imaging by Oblique Scanning Laser Ophthalmoscopy (oSLO) and Optical Coherence Tomography (OCT)

Published on: August 4, 2018

New developments in scanning laser polarimetry for glaucoma.

Hans G Lemij1, Nicolaas J Reus

  • 1Glaucoma Service, Rotterdam Eye Hospital, Rotterdam, The Netherlands. lemij@wxs.nl

Current Opinion in Ophthalmology
|February 28, 2008
PubMed
Summary

Enhanced corneal compensation improves scanning laser polarimetry for glaucoma diagnosis by reducing atypical patterns. New algorithms are also being developed to detect retinal nerve fiber layer thinning and glaucoma progression.

More Related Videos

Doppler Optical Coherence Tomography of Retinal Circulation
10:46

Doppler Optical Coherence Tomography of Retinal Circulation

Published on: September 18, 2012

Related Experiment Videos

Last Updated: Jul 7, 2026

Multimodal Volumetric Retinal Imaging by Oblique Scanning Laser Ophthalmoscopy (oSLO) and Optical Coherence Tomography (OCT)
12:22

Multimodal Volumetric Retinal Imaging by Oblique Scanning Laser Ophthalmoscopy (oSLO) and Optical Coherence Tomography (OCT)

Published on: August 4, 2018

Doppler Optical Coherence Tomography of Retinal Circulation
10:46

Doppler Optical Coherence Tomography of Retinal Circulation

Published on: September 18, 2012

Area of Science:

  • Ophthalmology
  • Medical Imaging
  • Glaucoma Research

Background:

  • Scanning laser polarimetry (SLP) is a key technique for measuring retinal nerve fiber layer (RNFL) thickness.
  • SLP demonstrates high accuracy in diagnosing glaucoma.
  • Atypical retardation patterns can affect SLP diagnostic accuracy in some cases.

Purpose of the Study:

  • To review recent advancements in SLP aimed at minimizing atypical retardation patterns.
  • To discuss progress in developing algorithms for detecting glaucoma progression using SLP.
  • To highlight improvements in SLP accuracy for glaucoma diagnosis.

Main Methods:

  • Introduction of an enhanced corneal compensation algorithm to improve SLP signal-to-noise ratio.
  • Development of simulation methods for glaucoma progression to aid algorithm validation.
  • Review of recent literature on SLP advancements and glaucoma detection.

Main Results:

  • Enhanced corneal compensation significantly improves SLP accuracy for glaucoma diagnosis.
  • This new algorithm enhances the correlation between standard automated perimetry and SLP measurements.
  • A novel method for simulating glaucoma progression reduces the need for extensive longitudinal studies.

Conclusions:

  • Enhanced corneal compensation represents a significant improvement in SLP for glaucoma diagnosis.
  • Further clinical validation is required for newly developed algorithms designed to detect progressive RNFL thinning.