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MRI study sheds light on hidden brain bleeding patterns

NCT ID NCT05394636

Knowledge-focused Sponsor: Centre Hospitalier Universitaire de Nīmes Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study looked at 111 people with cerebral amyloid angiopathy (CAA), a condition that causes bleeding in the brain. Researchers used MRI scans to check for iron deposits in the cerebellum, a part of the brain that controls balance and coordination. The goal was to learn where these deposits come from and how they relate to other brain bleeds.

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

111 people

The number who actually took part.

Started

Jun 2022

Finished

Dec 2022

Lead sponsor

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

Sporadic probable CAA patients (according to the modified Boston criteria) presenting with acute symptoms related to acute ICH, acute subarachnoid haemorrhage, or cortical SS, between September 2009 and January 2022 in Nîmes University Hospital, France

Ages

18 years and older

Sex

Anyone

Healthy volunteers

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

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * CAA patients (according to the modified Boston criteria) * with acute symptoms related to acute ICH, acute subarachnoid haemorrhage, or cortical SS Exclusion Criteria: * Patients with recent trauma, * Patients with anticoagulation treatment, * Patients with pathological blood coagulation tests (activated partial thromboplastin time \[aPTT\] ratio=patient's aPTT/normal control aPTT\] \>1.2; or partial thromboplastin time \[PTT\] \<75%) or platelet count (\<100 x 109/L) * Patients with inflammatory CAA

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Conditions

The condition(s) this trial relates to.

cerebral amyloid angiopathy pulmonary hemosiderosis

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Cerebral amyloid angiopathy Siderosis

Contacts and locations

Locations

  • CHU de Nîmes

    Nîmes, 30029, France

More trials for these conditions

Other studies related to the condition(s) this trial covers.