Clinical trials: Myocardial Microvascular Disease
Heart Failure With Preserved Ejection Fraction, Microvascular Angina
Neuregulin-1 in Patient With Different Forms of Cardiovascular Diseases: a Pilot Study
This is an observational study of Neuregulin-1 (NRG-1) plasma levels in patients with different forms of cardiovascular disease including microvascular angina (MVA), heart failure with preserved ejection fraction (HFpEF), as well…
- Conditions
- Heart Failure With Preserved Ejection Fraction, Microvascular Angina, Pulmonary Hypertension, Heart Failure With Reduced Ejection Fraction
- Trial name
- NRG-1-CVDs (NCT04391491)
- Testing
- Neuregulin-1β level in plasma
- Where
- Russia
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- I.M. Sechenov First Moscow State Medical University
Myocardial Injury, Atherosclerosis Cardiovascular Disease
Multimodal Biomarkers in Coronary Artery Disease Pathogenesis: The Oxford Acute Myocardial Infarction Study (OXAMI Study)
Coronary artery disease is one of the most common causes of illness and death. It develops when fatty deposits, known as plaques, build up in the arteries that supply blood to the heart.
- Conditions
- Myocardial Injury, Atherosclerosis Cardiovascular Disease, Cardiac Imaging Techniques, Genetics
- Trial name
- OXAMI (NCT07772570)
- Testing
- blood sampling, Intracoronary Imaging, Cardiovascular Magnetic Resonance Imaging
- Where
- United Kingdom
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- University of Oxford
Syndrome X
Syndrome X and Endothelial Dysfunction
Cardiac syndrome X is characterized by angina, positve stress test, and patent coronary angiography, and its probable mechanism is microvascular dysfunction associated with endothelial dysfunction.
- Trial name
- NCT00190086
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Far Eastern Memorial Hospital
Type 2 Diabetes
Myocardial Perfusion in Type 2 Diabetes
The investigators aimed to evaluate microvascular circulation with novel method: real-time myocardial contrast echocardiography in patients with type 2 diabetes and normal coronary arteries.
- Trial name
- NCT01043965
- Testing
- Metformin
- Volunteers
- 61 people, healthy volunteers welcome
- Sponsor
- University of Sao Paulo General Hospital
Coronary Artery Disease, Coronary Microvascular Disease
Whole-Heart Myocardial Blood Flow Quantification Using MRI
This study hopes to provide significant technical improvement in a Myocardial Blood Flow (MBF) cardiac magnetic resonance (CMR) quantification technique to address challenges and technical limitations for MBF CMR.
- Trial name
- NCT03064295
- Testing
- Myocardial Perfusion Cardiac MRI., Contrast, Pharmacologic Stress Agent
- Where
- United States
- Volunteers
- 160 people, healthy volunteers welcome
- Sponsor
- Cedars-Sinai Medical Center
Microvascular Angina, Hypertension
Effects of Intensive Long-Term Vasodilation in Hypertensive Patients With Microvascular Angina Pectoris
The purpose of this study is to determine if long-term vasodilatory treatment is more effective than the standard treatment in hypertensive patients with microvascular angina pectoris
- Trial name
- NCT00424801
- Testing
- Lercanidipine, Valsartan, Nicorandil
- Where
- Denmark
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Aarhus
Syndrome X
APEX Study: Effects of Allopurinol on Coronary and Peripheral Endothelial Function in Patients With Cardiac Syndrome X
Morbidity of patients with cardiac syndrome X (typical anginal-like chest pain and normal coronary arteriograms) is high with continuing episodes of chest pain and frequent hospital readmissions.
- Trial name
- APEX (NCT00512057)
- Testing
- allopurinol
- Where
- United Kingdom
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Dundee
Ischemia and No Obstructive Coronary Artery Disease, Coronary Microvascular Dysfunction
The DISCOVER INOCA Prospective Multi-center Registry
The overall objective of this multi-center registry is to identify specific phenotypes of INOCA with both an anatomic evaluation (coronary angiography and intravascular imaging) and physiologic assessment with the Abbott…
- Conditions
- Ischemia and No Obstructive Coronary Artery Disease, Coronary Microvascular Dysfunction, Coronary Vasospasm, Endothelial Dysfunction
- Trial name
- DISCOVER INOCA (NCT05288361)
- Testing
- Coroventis Coroflow Cardiovascular System and PressureWire™ X Guidewire
- Where
- 9 sites in United States
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Yale University
Metabolic Syndrome, Type 2 Diabetes
LUPS-Lipids and Glucose Under Prospective Surveillance
Prospective, non-randomized cohort study to analyse genetic variations, dietary patterns, perceived stress and anxiety and early changes in lipid metabolism leading to the metabolic syndrome and type 2 diabetes
- Trial name
- LUPS (NCT01313156)
- Where
- 2 sites in Germany
- Volunteers
- 1,962 people, healthy volunteers welcome
- Sponsor
- Asklepios proresearch
Myocardial Blood Flow Reserve, Mechanical Dyssynchrony
Mechanical Dyssynchrony and Microvascular Dysfunction by SPECT
The project is aimed at studying the feasibility of mechanical dyssynchrony of the left ventricle of the heart, determined by SPECT (gated MPI), as well as its stress-induced dynamics, in the evaluation of patients with coronary…
- Conditions
- Myocardial Blood Flow Reserve, Mechanical Dyssynchrony, Coronary Arterial Disease (CAD)
- Trial name
- MD&MD (NCT06969547)
- Testing
- dynamic SPECT (two-day rest/stress protocol), gated myocardial perfusion imaging, blood sampling
- Where
- Russia
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Tomsk National Research Medical Center of the Russian Academy of Sciences
Coronary Arterial Disease (CAD), Angina (Stable)
Effect of Beta-blockers on Coronary Flow and Resistance in Patients With ANOCA
The goal of this clinical trial is to learn whether beta-blockers can improve coronary blood flow and reduce resistance in patients with angina and no obstructive coronary arteries (ANOCA).
- Conditions
- Coronary Arterial Disease (CAD), Angina (Stable), Microvascular Circulation
- Trial name
- BEACON (NCT06864234)
- Testing
- Saline (NaCl), Metoprolol Tartrate
- Where
- Belgium
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- VZW Cardiovascular Research Center Aalst
Coronary Microvascular Disease, Cardiac Pacemaker Syndrome
The Effects of Trans Venous Cardiac Pacing on Coronary Microvascular Function and Hemodynamics
The study will examine role of transvenous pacing on coronary microcirculation.
- Trial name
- NCT03917251
- Testing
- Coronary flow and pressure measurement in patients with ventricular pacing
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Nebraska
Syndrome X, Takotsubo Cardiomyopathy
Tako-Tsubo Cardiomyopathy and Cardiac Syndrome X: New Insights Into the Pathophysiology
Tako-Tsubo Cardiomyopathy (TTC) and Cardiac Syndrome X (CSX) are respectively acute and chronic cardiac conditions whose clinical presentation, mimicking the onset of acute myocardial ischemia in absence of epicardial coronary…
- Trial name
- ENDAUT (NCT02307214)
- Testing
- BaroReflex Sensitivity, endothelial function measurement
- Where
- Switzerland
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- Ospedale San Giovanni Bellinzona
Microvascular Angina, Microvascular Coronary Artery Disease
EUROpean Coronary microCirculatory Resistance and Absolute Flow Trial
Rationale: coronary microvascular disease is a relatively 'new' entity within the field of cardiology. The investigators are able to investigate the microcirculation by measurements performed in the catheterization laboratory.
- Conditions
- Microvascular Angina, Microvascular Coronary Artery Disease, Coronary Vasospasm, Microvascular Resistance
- Trial name
- EURO-ccraft (NCT04598308)
- Testing
- absolute flow and resistance measurements
- Where
- Netherlands
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Catharina Ziekenhuis Eindhoven
Ischemic Heart Disease, Coronary Artery Disease
Evaluating Myocardial Ischemia in Chest Pain Using Exercise CMR
Ischemic Heart Disease (IHD) is a condition of recurring chest pain or discomfort that occurs when a part of the heart is not receiving sufficient blood flow.
- Conditions
- Ischemic Heart Disease, Coronary Artery Disease, Cardiovascular Diseases, Myocardial Ischemia
- Trial name
- EMPIRE (NCT03217227)
- Testing
- Cardiovascular Magnetic Resonance Imaging with Exercise Bike, Cardiac Catheterization, Retinal Photography (Optional)
- Where
- 2 sites in Singapore
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- National Heart Centre Singapore
Coronary Microvascular Disease, Coronary Artery Disease
A Non-invasive Index of Microciculatory Resistance
Coronary artery microvascular disease (CMVD) lacks reliable and non-invasive quantitative diagnosis methods. Improving coronary microcirculation has become one of the main goals of coronary heart disease treatment.
- Trial name
- NCT04554004
- Testing
- CCTA, CT-MPI, DSA, FFR
- Where
- China
- Volunteers
- 295 people, healthy volunteers welcome
- Sponsor
- First People's Hospital of Hangzhou
ST-elevation Myocardial Infarction (STEMI), Clonal Hematopoiesis of Indeterminate Potential (CHIP)
Clonal Hematopoiesis of Indeterminate Potential and Infarct Severity in ST-Elevation Myocardial Infarction
Clonal Hematopoiesis of Indeterminate Potential (CHIP) refers to the age-related expansion of hematopoietic stem cell clones carrying somatic mutations in leukemia-associated driver genes (e.g., DNMT3A, TET2, ASXL1) in the…
- Trial name
- CHIP in STEMI (NCT07615023)
- Testing
- Clonal hematopoiesis assessment and cardiac magnetic resonance imaging
- Where
- Austria
- Volunteers
- 350 people, healthy volunteers welcome
- Sponsor
- Medical University Innsbruck
Kidney Disease, Chronic, Myocardial Dysfunction
Coronary Microvascular Dysfunction in Chronic Kidney Disease
This is an observational study assessing coronary microvascular function in healthy controls with normal kidney function, living kidney donors, pre-dialysis patients with chronic kidney disease stage 5 and patients on peritoneal…
- Trial name
- CRIB-FLOW (NCT04014127)
- Testing
- Coronary flow reserve assessment, Sphygmocor, Electrocardiogram
- Where
- United Kingdom
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University Hospital Birmingham NHS Foundation Trust
MINOCA, STEMI
Retinal OCTA for Microvascular Dysfunction Evaluation and Outcome Prediction in MINOCA Patients
The aim of this study is to evaluate microvascular dysfunction through OCTA in MINOCA patients. In order to better understand the condition, OCTA will also be performed in two matched patient groups: healthy controls and ACS…
- Conditions
- MINOCA, STEMI, Normal
- Trial name
- REVEAL (NCT07055152)
- Where
- Italy
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- University of Pisa
Microcirculation; Biomarkers; Myocardial Ischemia
Endothelial and Microvascular Functions in Patients With Myocardial Ischemia
Cardiovascular diseases (CVD) are responsible, throughout the world, for high mortality rates and cardiovascular morbidity. Endothelial dysfunction is the earliest marker of clinical atherosclerosis development.
- Trial name
- NCT03243968
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Rio de Janeiro State University