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Related Concept Videos

Sleep Apnea01:21

Sleep Apnea

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Sleep apnea is a condition where breathing stops intermittently during sleep, often leading to significant health issues. Each episode can last from 10 to 20 seconds or more and is frequently accompanied by a brief arousal from sleep. This disturbance, largely unnoticed by the individual, can lead to severe daytime fatigue. Commonly, individuals seek help after being informed by their partners about loud snoring and noticeable breathing pauses during sleep.
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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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Statistical tests can calculate whether there is a relationship, or correlation, between independent and dependent variables. An indirect relationship of the variables signifies a correlation, while a direct relationship shows causation. If it is determined that no connection exists between the variables, then the correlation is a coincidence.
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Insufficient Sleep and Sleep Deprivation01:13

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Open Angle Glaucoma: Treatment01:27

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Related Experiment Video

Updated: Jan 26, 2026

Drug-Induced Sleep Endoscopy DISE with Target Controlled Infusion TCI and Bispectral Analysis in Obstructive Sleep Apnea
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Correlation between structural progression in glaucoma and obstructive sleep apnea.

Yuan-Yao Fan1, Wei-Wen Su1, Chun-Hsiu Liu1

  • 1Department of Ophthalmology, Chang Gung Memorial Hospital, Chang Gung University College of Medicine, Taoyuan, Taiwan.

Eye (London, England)
|April 12, 2019
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Summary
This summary is machine-generated.

Severe obstructive sleep apnea (OSA) significantly increases the risk of structural damage in glaucoma patients. Moderate to severe OSA is linked to faster retinal nerve fiber layer thinning compared to mild or no OSA.

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Area of Science:

  • Ophthalmology
  • Sleep Medicine
  • Neurology

Background:

  • Glaucoma is a progressive optic neuropathy often associated with structural and functional decline.
  • Obstructive sleep apnea (OSA) is a prevalent condition that may impact ocular health.
  • The relationship between OSA severity and glaucoma progression requires further investigation.

Purpose of the Study:

  • To examine the correlation between obstructive sleep apnea (OSA) severity and the progression of structural and functional damage in patients diagnosed with glaucoma.
  • To determine if OSA influences the rate of retinal nerve fiber layer (RNFL) thickness loss and visual field (VF) deterioration in glaucoma patients.

Main Methods:

  • Retrospective cohort study of glaucoma patients (POAG, NTG, glaucoma suspect) with polysomnography data.
  • Exclusion criteria included <3 years follow-up or <3 reliable OCT/VF tests.
  • Progression assessed via linear regression of peripapillary RNFL thickness (OCT) and VF MD/VFI.

Main Results:

  • Thirty-two patients were included in the analysis.
  • A trend suggested increased RNFL and VF progression with higher OSA severity.
  • Patients with moderate/severe OSA showed significantly higher RNFL thickness progression (64.7%) versus mild/no OSA (26.7%, P=0.042).
  • Severe OSA independently predicted an 8.448-fold increased risk of RNFL thickness progression (P=0.017) after adjusting for covariates.

Conclusions:

  • Severe obstructive sleep apnea is a significant risk factor for structural deterioration in glaucoma patients.
  • OSA severity is correlated with accelerated glaucoma progression, particularly RNFL thinning.
  • These findings highlight the importance of screening for OSA in glaucoma management.