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Related Concept Videos

Ethical Dilemmas I01:17

Ethical Dilemmas I

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Ethical dilemmas in nursing are of utmost importance, as they often arise from the tension between adhering to core ethical principles and the practical realities of healthcare delivery. These dilemmas require nurses to navigate complex situations where competing ethical considerations pull them in different directions.
Let us explore some examples to understand the potentially complex moral decisions nurses face.
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Ethical Dilemmas II01:30

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Resolving an ethical dilemma in healthcare involves a systematic approach that considers every aspect of the issue, respecting both the patient's needs and values and the healthcare professional's ethical obligations. Here are potential steps to resolve an ethical dilemma:
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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.
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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 25, 2026

Inducement and Evaluation of a Murine Model of Experimental Myopia
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Inducement and Evaluation of a Murine Model of Experimental Myopia

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Glaucoma in myopia: diagnostic dilemmas.

Nicholas Y Q Tan1,2, Chelvin C A Sng3,4,5, Jost B Jonas6

  • 1Singapore Eye Research Institute, Singapore, Singapore.

The British Journal of Ophthalmology
|May 2, 2019
PubMed
Summary

Diagnosing glaucoma in myopic eyes is challenging due to structural changes. This review discusses pitfalls in standard tests and highlights advanced imaging and functional strategies for accurate myopic glaucoma detection.

Keywords:
diagnostic tests/investigationglaucomaimagingmyopiaoptic nerveperimetry

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Area of Science:

  • Ophthalmology
  • Medical Imaging
  • Glaucoma Research

Background:

  • Myopic eyes have a higher risk of glaucoma.
  • Diagnosing glaucoma in myopia is complicated by structural changes that can confound standard tests.

Purpose of the Study:

  • To identify common challenges in diagnosing glaucoma in myopic eyes.
  • To propose solutions and advanced methods for accurate diagnosis.

Main Methods:

  • Review of limitations in interpreting neuroretinal rim parameters, retinal nerve fibre layer, and ganglion cell-inner plexiform layer thickness.
  • Exploration of novel structural imaging techniques like retinal nerve fibre layer texture analysis and optical coherence tomography angiography.
  • Discussion of perimetric strategies for functional assessment in myopic glaucoma.

Main Results:

  • Standard structural and functional glaucoma assessments can be misleading in myopic eyes.
  • Advanced imaging and tailored perimetric strategies offer improved diagnostic capabilities.
  • A multimodal approach is crucial for correlating structural and functional data.

Conclusions:

  • Navigating the diagnostic dilemma of glaucoma in myopia requires a comprehensive, multimodal strategy.
  • Integrating new imaging modalities and functional tests can enhance diagnostic accuracy.
  • This review provides guidance for clinicians managing myopic glaucoma.