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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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Optical perception, or vision, is an extraordinary sense dependent on converting light signals received via the ocular organs. These organs, known as eyes, are securely positioned within the bony cavities of the skull, called orbits. The orbits serve a dual purpose: a protective shield for the ocular globes and a stable attachment point for the soft ocular tissues. The eye's external protective mechanisms include the eyelids, which are edged with lashes that act as a barrier against foreign...
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Related Experiment Video

Updated: Apr 18, 2026

Trabecular Meshwork Response to Pressure Elevation in the Living Human Eye
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Interpreting the structure-function relationship in high myopia-associated glaucoma: A review.

Ruby S Chan1, Ya Xing Wang2, Jin Wook Jeoung3

  • 1Graduate School of Medicine, University of Wollongong, Wollongong, New South Wales, Australia.

Acta Ophthalmologica
|April 17, 2026
PubMed
Summary
This summary is machine-generated.

Interpreting visual fields in high myopia-associated glaucoma is complex. Novel OCT biomarkers and macular parameters offer better structure-function correlation than traditional methods for managing this condition.

Keywords:
glaucomahigh myopiamyopiaoptical coherence tomographystructure–function relationshipvisual field

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Area of Science:

  • Ophthalmology
  • Glaucoma Research
  • Myopia Studies

Background:

  • Visual field (VF) interpretation in high myopia-associated glaucoma (HMG) presents challenges due to structure-function discordance and myopia-related changes.
  • These factors can decrease the reliability of standard structure-function mapping, potentially leading to misclassification of VF abnormalities.

Purpose of the Study:

  • To review characteristic VF patterns and imaging findings in highly myopic eyes with and without glaucoma.
  • To discuss limitations impacting clinical interpretation in HMG.

Main Methods:

  • This narrative review synthesizes current literature on VF and optical coherence tomography (OCT) findings in high myopia and glaucoma.
  • It examines structure-function relationships and confounding factors in HMG.

Main Results:

  • Highly myopic eyes without glaucoma may exhibit atypical, progressive VF defects.
  • Highly myopic eyes with glaucoma often show early central/paracentral VF loss.
  • Novel OCT and OCT angiography biomarkers, along with macular OCT parameters (GCIPL, GCC, RNFL), show promise for improved structure-function correlation in HMG.

Conclusions:

  • Interpreting VF in HMG requires awareness of potential confounders like non-glaucomatous optic neuropathy, myopic maculopathy, and imaging artifacts.
  • Tailored strategies incorporating advanced OCT biomarkers are essential for accurate diagnosis and management of HMG.