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Investigating retinal vascular atrophy as an indicator of brain degeneration in glaucoma

Investigating retinal vascular atrophy as an indicator of brain degeneration in glaucoma - Vascular atrophy as indicator of brain degeneration in glaucoma

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
NL-OMON
Registry ID
NL-OMON57362
Enrollment
34
Registered
2025-03-11
Start date
2024-09-01
Completion date
Unknown
Last updated
2025-09-08

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Glaucoma

Interventions

None listed

Sponsors

Universitair Medisch Centrum Groningen
Lead Sponsor

Eligibility

Age
18 Years to 99 Years

Inclusion criteria

Inclusion criteria: Age >= 18 years Able to understand and actively participate in experiments Signed written consent form Able to walk independently or by using a rollator Diagnosed with primary open angle glaucoma in at least one eye

Exclusion criteria

Exclusion criteria: Other ophthalmic disorders, currently and/or in the past MR contraindications (e.g., having a pacemaker or being claustrophobic) Gross abnormalities/lesions in MRI scans

Design outcomes

Primary

MeasureTime frame
The primary outcomes are: • Retinal nerve fiber layer thickness, as assessed using OCT • Perifoveal vessel density, as assessed using OCTA • Optic disc flow index, as assessed using OCTA • Fixel based metrics in the visual system, as derived from DWI • fiber density • fiber cross section • Integrated measures

Secondary

MeasureTime frame
The secondary outcomes are: • Course of white matter tracts, as derived from DWI • Averaged retinal nerve fiber layer thickness, as derived from OCT • Retinal nerve fiber layer distribution, as derived from OCT • Visual field mean deviation, as derived from HFA • Degeneration of the retinal nerve fiber layer, as derived from OCT • Degeneration of pfVD and odFI, as derived from OCTA • Cerebral blood perfusion, as assessed using ASL (MRI)

Countries

Netherlands

Outcome results

None listed

Source: NL-OMON (via WHO ICTRP)