Clinical trial Recruiting at 4 sites Observational Ages 3 to 80

Evaluating outcomes of unruptured brain arteriovenous malformations using multimodal CT

Official title: Evaluation of Clinical Outcomes of Unruptured Brain Arteriovenous Malformations Treated With Medical Management Alone Based on Multimodal Computer Tomography: A Long-term Multicenter Prospective Cohort Study

Run by Beijing Tiantan Hospital · NCT05449106 · Data updated 2026-11-12

This study is testing how well medical treatment works for people with unruptured brain arteriovenous malformations by using advanced imaging techniques to see how these conditions affect their health over time.

Quick facts

Study typeObservational
Ages3 Years to 80 Years
SexAll
Enrollment200 (estimated)
SponsorBeijing Tiantan Hospital
Academic / other
Locations4 sites (Beijing, Beijing Municipality and 3 other locations)
StatusRecruiting
StartedMay 25, 2022
Main results expectedMay 25, 2027
Study endsMay 25, 2032
Registry record updatedSeptember 7, 2023
Trial IDNCT05449106 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates include patients diagnosed with unruptured brain arteriovenous malformations who have not experienced any related hemorrhage.

Probably not a fit

Patients with simple arteriovenous fistulas, dural arteriovenous fistulas, or those with spinal cord arteriovenous malformations will 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 aims to assess the clinical outcomes of patients with unruptured brain arteriovenous malformations (bAVMs) who are managed medically. It utilizes multimodal CT imaging to analyze morphological, structural, and hemodynamic features of bAVMs, exploring their relationship with clinical outcomes. The study also employs deep learning algorithms to develop automated segmentation and prediction models based on imaging data. Patient follow-up will occur at multiple intervals over three years to gather comprehensive clinical information.

Why it matters

Potential benefit: If successful, this study could enhance the understanding and management of unruptured bAVMs, potentially leading to improved patient outcomes.

How similar studies have gone: While the use of multimodal CT and machine learning in this context is innovative, similar studies have shown promise in improving imaging and predictive capabilities in vascular conditions.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

1. Patients with confirmed diagnosis of brain arteriovenous malformations in the brain, basal ganglia, thalamus, corpus callosum, cerebellum and other locations.
2. Patients with no history of previous arteriovenous malformation-related hemorrhage and no arteriovenous malformation-related hemorrhage confirmed by CT examination.
3. Patients with Radiographic examinations completed without any treatment

Exclusion Criteria:

1. Patients with simple arteriovenous fistula.
2. Patients with combined dural arteriovenous fistulas.
3. Arteriovenous malformations occurring in the spinal cord.
4. Pregnant patients were not included in this study.

Where it's running

  • Beijing Tiantan Hospital, Capital Medical University
    Beijing, Beijing Municipality, China
    Recruiting
  • Beijing Hospital
    Beijing, Beijing Municipality, China
    Recruiting
  • The First Affiliated Hospital of Zhengzhou University
    Zhengzhou, Henan, China
    Recruiting
  • The Affiliated Nanjing Drum Tower Hospital of Nanjing University Medical School
    Nanjing, Jiangsu, China
    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.