Multicenter Registry on Microvascular Dysfunction - Searching a New Ach Spasm Definition
A Multicenter RegIstry on the Diagnosis of Patients with Chronic Angina and No Angiographic CoRonary Artery Stenosis (international Retrospective Collection of Anonymized Patient Data) - Searching a New Ach Spasm Definition
Johannes Gutenberg University Mainz
1,000 participants
Sep 30, 2023
OBSERVATIONAL
Conditions
Summary
The MICRO-SNAPE registry will collect data from patients undergoing investigation of microvascular dysfunction and coronary spasm in Europe and North America.
Eligibility
Inclusion Criteria1
- Patients who underwent combined measurements of coronary pressure and flow in at least 1 native coronary artery in response to endothelium dependent and independent vasodilators.
Exclusion Criteria2
- Hemodynamic instability
- Age <18 years
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Interventions
Resting distal coronary to aortic pressure ratio, resting flow ratio, fractional flow reserve, Coronary Flow Reserve and Microvascular resistance using the thermodilution method and papaverin or adenosine, Resting distal coronary to aortic pressure ratio, resting flow ratio, fractional flow reserve, Coronary Flow Reserve and Microvascular resistance using the thermodilution method and acetylcholine.
Locations(1)
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NCT06125392