Clinical trial Recruiting at 1 site Observational

Observational study on Radiologically Isolated Syndrome and Multiple Sclerosis

Official title: The Radiologically Isolated Syndrome International Cohort

Run by Centre Hospitalier Universitaire de Nice · NCT05388331 · Data updated 2026-11-12

This study looks at people with Radiologically Isolated Syndrome to see how their brain changes over time and if these changes might lead to Multiple Sclerosis.

Quick facts

Study typeObservational
SexAll
Enrollment1000 (estimated)
SponsorCentre Hospitalier Universitaire de Nice
Academic / other
Locations1 site (Nice)
StatusRecruiting
StartedApril 15, 2022
Main results expectedApril 15, 2023
Study endsApril 15, 2029
Registry record updatedMay 24, 2022
Trial IDNCT05388331 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are asymptomatic individuals with white matter T2 lesions suggestive of demyelination and a normal neurological exam.

Probably not a fit

Patients with abnormal neurological exams or those with other diseases explaining their MRI lesions 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 focuses on individuals with Radiologically Isolated Syndrome (RIS), characterized by white matter abnormalities detected through MRI without prior neurological symptoms. The study aims to track the progression of these abnormalities and identify factors that may predict the development of clinical demyelinating events. Participants will undergo regular monitoring to assess any changes in their neurological status over time. The study is part of a larger effort to understand the natural history of RIS and its potential progression to Multiple Sclerosis.

Why it matters

Potential benefit: If successful, this study could enhance early detection and management strategies for patients at risk of developing Multiple Sclerosis.

How similar studies have gone: Previous studies have shown that a significant percentage of individuals with RIS may progress to clinical demyelinating events, indicating that this area of research is both relevant and potentially impactful.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* white matter T2 lesions suggestive of demyelination
* asymptomatic
* normal neurological exam

Exclusion Criteria:

* abnormal neurological exam,
* suspicion of another disease explaining MRI lesions.

Where it's running

  • Nice University Hospital
    Nice, France
    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.