National Multicenter Cohort Registry Study of Rapid rEcurrences of Coronary Unexplained In-stent Restenosis
Recruiting
Observational Study
Coronary Artery DiseaseArteritisIn-Stent Stenosis (Restenosis) of Coronary Artery Stent
No Placebo Group
Every participant receives an active treatment — no one gets a placebo.
No Study Drug
Researchers observe your health over time — no experimental treatment is given.
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At a Glance
Age
18 and older
Sex
Any
Study type
Observational
Participants needed
1,000 (estimated)
Sponsor
China National Center for Cardiovascular Diseases · Government
Who this trial is looking for
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Answer a few quick questions to see if you may meet the eligibility requirements.
This project aims to establish a clinical cohort and diagnostic assessment framework by conducting a national multicenter cohort registry study. Through the collection of patients' clinical characteristics, it will achieve the registration, management, follow-up, and analysis of patients with Rapid rEcurrences of Coronary Unexplained in-stent Restenosis (RECUR).
Trial Locations
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Status
Eligibility Criteria
Inclusion Criteria:
1. Age ≥ 18 years;
2. Patients meeting the diagnostic criteria for Rapid rEcurrences of Coronary Unexplained in-stent Restenosis (RECUR);
3. Patients fully informed about the trial procedures who provide written informed consent.
Exclusion Criteria:
1. Patients presenting with…
Inclusion Criteria:
1. Age ≥ 18 years;
2. Patients meeting the diagnostic criteria for Rapid rEcurrences of Coronary Unexplained in-stent Restenosis (RECUR);
3. Patients fully informed about the trial procedures who provide written informed consent.
Exclusion Criteria:
1. Patients presenting with any of the following:
* Other severe comorbidities (e.g., malignant tumors, heart failure) with a life expectancy \<12 months;
* Known autoimmune/rheumatic diseases including systemic lupus erythematosus, Takayasu arteritis, Behçet's disease, polyarteritis nodosa, Wegener granulomatosis (granulomatosis with polyangiitis), eosinophilic arteritis, giant cell arteritis, rheumatoid arthritis, or IgG4-related disease;
* Variant angina (Prinzmetal's angina);
* Coronary artery dissection;
* Thrombophilia;
* Stent underexpansion.
2. Presence of psychiatric disorders;
3. Known inability to complete expected study follow-up for any reason;
4. Patients deemed ineligible for enrollment by the investigator.
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