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Updated: Mar 12, 2026
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Full-Circle Cauterization of Limbal Vascular Plexus for Surgically Induced Glaucoma in Rodents
Published on: February 15, 2022
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[Recovery time as a potential new progression parameter for patients with advanced glaucomatous optic atrophy]
B Hohberger1, S Mißlinger2, F Horn2
1Augenklinik, Universitätsklinikum Erlangen, Friedrich-Alexander-University Erlangen-Nürnberg (FAU), Schwabachanlage 6, 91054, Erlangen, Deutschland. bettina.hohberger@uk-erlangen.de.
Summary
Recovery time is a reproducible measure in advanced glaucoma patients. This visual system recovery time may aid in monitoring disease progression, correlating with standard perimetric parameters.
Area of Science:
- Ophthalmology
- Visual Neuroscience
Background:
- Functional tests are crucial for monitoring glaucoma progression.
- White-on-white perimetry has limitations in advanced glaucoma.
- Visual system adaptation requires recovery time for accurate measurements.
Purpose of the Study:
- Investigate recovery time in advanced glaucoma patients.
- Analyze the correlation between recovery time and standard perimetric parameters.
Main Methods:
- Measured temporal contrast sensitivity (TCS) and recovery time (RT) using the Erlanger Flicker Test.
- Included 61 probands: 15 normal, 25 primary open-angle glaucoma, 17 secondary open-angle glaucoma, 4 narrow-angle glaucoma.
- Conducted ophthalmological examinations and perimetry (Octopus G1).
Main Results:
- TCS was significantly reduced in advanced glaucoma patients (p < 0.001).
- Recovery times (RT) at 12%, 25%, and 35% contrast were significantly prolonged in advanced glaucoma (p < 0.001).
- RT at 25% contrast significantly correlated with mean defect (p = 0.015).
Conclusions:
- Recovery time is a reproducible parameter in advanced glaucoma follow-up.
- Recovery time is independent of cataract and fixation.
- Recovery time shows potential as a valuable tool for glaucoma monitoring.
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