Using retinal health to assess brain blood vessel conditions
Official title: Retinal Vasoreactivity is a Marker for Cerebral Small Vessel Disease Progression
Run by Mayo Clinic · NCT04753970 · Data updated 2026-11-12
This study is testing if changes in the eye can help track brain blood vessel problems and whether a medication called cilostazol can slow down these issues in people with certain types of brain diseases.
Quick facts
| Phase | Phase1; Phase2 |
|---|---|
| Study type | Interventional |
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 100 (estimated) |
| Sponsor | Mayo Clinic Academic / other |
| Locations | 1 site (Jacksonville, Florida) |
| Status | Recruiting |
| Started | February 9, 2021 |
| Main results expected | June 2030 |
| Study ends | June 2030 |
| Registry record updated | August 3, 2026 |
| Trial ID | NCT04753970 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates include adults aged 18 and older diagnosed with CADASIL, sporadic white matter disease, or lobar cerebral microbleeding.
✕Probably not a fit
Patients under 18, pregnant or breastfeeding women, and those unable to tolerate MRI or follow commands may not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This study investigates whether retinal vasoreactivity can serve as a biomarker for the progression of cerebral small vessel disease (SVD) and evaluates the safety and efficacy of cilostazol, an antiplatelet agent, in slowing SVD progression. Participants will include individuals diagnosed with CADASIL, sporadic white matter disease, and lobar cerebral microbleeding, along with age-matched healthy controls. The study will involve retinal scans, brain imaging, cognitive assessments, and blood samples at baseline and after 12 months. Patients with sporadic white matter disease will be randomized to receive cilostazol or no treatment, with follow-up assessments to monitor disease progression and cognitive changes.
Why it matters
Potential benefit: If successful, this study could provide a new treatment option for slowing the progression of cerebral small vessel disease.
How similar studies have gone: While the approach of using retinal biomarkers for cerebrovascular health is promising, it remains largely novel and untested in this specific context.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Age ≥18 yo. * Diagnosis of CADASIL, sporadic WMD or lobar CMB and age-matched healthy controls (eg. patient's spouse or unrelated friends without SVD) Exclusion Criteria: * Age\<18yo * Pregnant * Breast feeding * Unable to follow commands * Unable to tolerate MRI
Where it's running
-
Mayo Clinic Florida
Jacksonville, Florida, United States Recruiting
Study contacts
- Principal investigator: Michelle P Lin, MD, MPH — Mayo Clinic
- Study coordinator: Meredith McDonald
- Email: mcdonald.meredith@mayo.edu
- Phone: 904-953-4200
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.