Actively Recruiting
Takayasu's Arteritis Global Registry
Led by Marmara University · Updated on 2026-04-30
1000
Participants Needed
2
Research Sites
N/A
Total Duration
On this page
AI-Summary
What this Trial Is About
This research aims to collect and analyze comprehensive data from patients with Takayasu Arteritis (TAK) worldwide to better understand the disease. It includes both a retrospective study for patients already diagnosed and treated, and a prospective longitudinal study for new patients diagnosed after the registry begins. The study is international and multi-center, focusing on patients diagnosed according to established criteria to compare clinical features, management approaches, and outcomes. The study is observational and non-interventional, meaning it gathers information during routine clinical care without altering treatments. Researchers will compile demographic, clinical, laboratory, and imaging data collected over time from patients at participating centers. This includes monitoring disease activity, relapse rates, mortality, and long-term complications through regular clinical assessments. Participants will be followed up for up to 10 years (120 months), during which data on clinical remission at 12 months, disease relapse, progression of damage, and radiographic changes will be recorded. Data collection relies on standard care procedures, with no experimental treatments involved. The registry aims to improve understanding of TAK by observing outcomes and treatment patterns in real-world clinical settings over the long term.
CONDITIONS
Brief Title
Global Initiative on Takayasu Arteritis (GITA)
Who Can Participate
Eligibility Criteria
You may qualify if you...
- Each patient must fulfill the ACR 1990 or ACR/EULAR 2021 criteria for Takayasu arteritis.
- Patients or their legally acceptable representatives must provide informed and free agreement to participate.
- Participants must freely sign written and dated informed consent after being fully informed about the study.
- Participants must be willing and able to comply with study requirements for the duration of the study.
- Participants must be informed that they can withdraw consent at any time without affecting future medical care.
You will not qualify if you...
- Patients who do not fulfill the ACR 1990 or ACR/EULAR 2021 criteria for Takayasu arteritis.
- Patients who have not provided signed informed consent or assent.
AI-Screening
AI-Powered Screening
Complete this quick 3-step screening to check your eligibility
Your Study Journey
Duration - 2 to 4 weeks
Participants are screened for eligibility to participate in the trial.
Duration - Up to 120 months
Participants with Takayasu arteritis are observed over time to collect and analyze clinical, laboratory, and radiological data related to disease activity, relapse, and complications.
Trial Site Locations
Total: 2 locations
1
Marmara University School of Medicine
Istanbul, Istanbul, Turkey (Türkiye), 34899
Actively Recruiting
2
Marmara University School of Medicine
Istanbul, Istanbul, Turkey (Türkiye), 34899
Actively Recruiting
Research Team
F
Fatma Alibaz-Oner, Professor, MD
How is the study designed?
Study Type
OBSERVATIONAL
Masking
N/A
Allocation
N/A
Model
N/A
Primary Purpose
N/A
Number of Arms
1
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