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Massive study sheds light on rare brain vessel condition

NCT ID NCT06543472

Knowledge-focused Sponsor: Xuanwu Hospital, Beijing 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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 1180 adults with dural arteriovenous fistulas (abnormal connections between arteries and veins in the brain lining). Researchers tracked patients' recovery and complications after treatment, as well as how often the condition came back. The goal was to gather more information to improve future care.

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

About 1,180 people

The number the study aims to enrol. It can still change while the study runs.

Started

Jan 2001

Finished

Dec 2024

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

All are from Chinese individuals.

Ages

18 to 80 years

Sex

Anyone

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: * Adult patients with DAVFs who were admitted to Xuanwu Hospital. Exclusion Criteria: * Non-DAVF lesions confirmed by DSA.

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Conditions

The condition(s) this trial relates to.

dural sinus malformation Fistula

As listed by the trial registrant

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

Fistula

Contacts and locations

Locations

  • Xuanwu Hospital, Capital Medical University

    Beijing, China

More trials for these conditions

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