Which eye test spots early glaucoma damage best?
NCT ID NCT06227611
First seen Sep 03, 2026 · Last updated Sep 04, 2026 · Updated 1 time
Summary
Researchers are testing three different visual field grids to see which one best detects central vision loss in people with early glaucoma and reduced retinal nerve thickness. The study compares the standard 10-2 and 24-2c tests with the G1 Octopus grid. About 16 glaucoma patients will take all three tests, and the team will measure how well the grids agree on spotting early damage. The goal is to find the most reliable way to catch central vision problems early, when treatment could help most.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- No drug or treatment is given. The study compares three visual field testing grids (10-2 HFA, 24-2c HFA, and G1 Octopus) used to detect central vision damage in glaucoma.
- What this could lead to
- If one grid proves more accurate, doctors could adopt it to catch early central vision loss in glaucoma sooner, helping preserve sight.
- What could go wrong
- The study is small and only compares test methods, not treatments. Results may not apply to all glaucoma patients, and the grids might agree closely, offering no clear winner.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Participants
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About 16 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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May 2021
- Expected to finish
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May 2029
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
glaucoma patients referring to glaucoma clinic of IRCCS-Fondazione GB Bietti and University of Rome Tor Vergata.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * glaucoma patients with glaucomatous optic nerve head defect and reduced ganglion cell layer thickness Exclusion Criteria: * age\<18 years * unable to read, understand and sign the written informed consent * unable to perform visual field test * advanced glaucoma with C/D\>0.7 * other causes of optic neuropathies * retinal or macular diseases * lens or corneal opacities * spherical refractive defect \>± 6D * cylindric refractive defect \>± 3D
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
2 sites. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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IRCCS-Fondazione GB Bietti
RECRUITINGRome, Italy
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University of Rome Tor Vergata
RECRUITINGRome, Italy
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