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Updated: Feb 24, 2026

Laser Capture Microdissection of Highly Pure Trabecular Meshwork from Mouse Eyes for Gene Expression Analysis
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Triglycerides and Open Angle Glaucoma - A Meta-analysis with meta-regression.

Laura Pertl1, Georg Mossböck2, Andreas Wedrich2

  • 1Department of Ophthalmology, Medical University of Graz, Auenbruggerplatz 4, 8036, Graz, Austria. laura.pertl@medunigraz.at.

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Higher triglyceride levels are associated with an increased risk of glaucoma. This meta-analysis found significantly elevated triglyceride levels in glaucoma patients, suggesting hypertriglyceridemia as a potential additional risk factor.

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Area of Science:

  • Ophthalmology
  • Cardiovascular Health
  • Metabolic Disorders

Background:

  • Intraocular pressure is a primary glaucoma risk factor.
  • Vascular dysfunction, potentially linked to hypertriglyceridemia, may also contribute to glaucoma pathogenesis.
  • Hypertriglyceridemia is implicated in vascular dysfunction and has been previously associated with glaucoma development.

Purpose of the Study:

  • To investigate the association between triglyceride levels and glaucoma risk.
  • To analyze data from case-control studies examining triglyceride differences in glaucoma patients versus controls.

Main Methods:

  • Systematic review and random-effects meta-analysis of 17 case-control studies.
  • Included 1,391 patients with glaucoma and 25,575 control subjects.
  • Compared mean triglyceride levels between glaucoma and non-glaucoma groups.

Main Results:

  • Pooled mean triglyceride level across all participants was 132.9 mg/dL.
  • Glaucoma patients exhibited significantly higher mean triglyceride levels (14.2 mg/dL difference; p < 0.0001).
  • Substantial heterogeneity was observed among the included studies (I² = 66.2%).

Conclusions:

  • This meta-analysis confirms higher mean triglyceride levels in patients with glaucoma compared to controls.
  • Findings support the hypothesis that hypertriglyceridemia may serve as an additional risk factor for glaucoma.
  • Further research is needed to establish causality and explore potential modifications by glaucoma medications.