Clinical trial No longer in our active list Observational Ages 50 to 85

Using retinal imaging to detect and monitor Alzheimer's disease

Official title: Multimodal Retinal Imaging in the Detection and Follow-up of Alzheimer's Disease

Run by Universitaire Ziekenhuizen KU Leuven · NCT03466177 · Data updated 2026-05-14

This study is no longer in our active list. It may have stopped recruiting or finished. The details below are as of 2026-05-14 and are kept for reference. Check ClinicalTrials.gov for its current status, or see similar studies below.

This study is testing if looking at the eye can help find and track Alzheimer's disease in people aged 50 to 85.

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Quick facts

Study typeObservational
Ages50 Years to 85 Years
SexAll
Enrollment320 (estimated)
SponsorUniversitaire Ziekenhuizen KU Leuven
Academic / other
Locations1 site (Leuven, Vlaams Brabant)
Trial IDNCT03466177 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates for this study are individuals aged 50 to 85 who are fluent in Dutch and in stable medical condition.

Probably not a fit

Patients with a history of neurological disorders or significant strokes that could affect cognitive function 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 observational study explores the potential of multimodal retinal imaging as a non-invasive method to detect and monitor Alzheimer's disease and related conditions. By examining the retina, which shares similarities with the brain, researchers aim to identify retinal biomarkers that could aid in early diagnosis and patient screening. The study focuses on individuals aged 50 to 85 and utilizes advanced imaging techniques to correlate retinal changes with cognitive impairment. The findings could provide insights into the pathophysiology of Alzheimer's and improve management strategies for the disease.

Why it matters

Potential benefit: If successful, this study could lead to earlier and more accurate diagnosis of Alzheimer's disease, improving patient outcomes.

How similar studies have gone: While the use of retinal imaging in neurodegenerative diseases is an emerging field, this specific approach is novel and has not been extensively tested in previous studies.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Between ≥ 50 and ≤ 85 years of age.
* In the opinion of the investigator, the patient is in stable medical condition and willing and able to perform study procedures.
* Patient is fluent in written and verbal Dutch.
* Patient is capable of giving informed consent.

Exclusion Criteria:

* Patient has a history or current evidence of a neurological disorder, which, in the opinion of the primary investigator, may contribute to the subject's cognitive impairment.
* Patient has a history of large-vessel stroke or evidence of a large-vessel infarction or other focal lesions on baseline MRI scan, which may contribute to the cause of the memory impairment in the opinion of the investigator. Vascular white matter lesions or other signs of microangiopathy will not be considered an exclusion.
* Patient has a history of malignancy ≤ 5 years prior to signing informed consent, except for patients who have undergone potentially curative therapy with no evidence of recurrence for 1 year, and who are deemed at low risk for recurrency by her/his treating physician.
* Patient is currently participating or has participated in a study with an investigational compound within 30 days of signing informed consent.
* Subject has any magnetizable metal prostheses, implants or foreign objects that could pose a hazard during MRI scans.
* Patient has a known history of ocular diseases other than the exception of cataract and/or wearing glasses/contact lenses.

Where it's running

  • UZ Leuven
    Leuven, Vlaams Brabant, Belgium
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.