Clinical trials: Coronary Microvascular Disease
Cardiomyopathy, Hypertrophic, Coronary Disease
Analysis of Heart Muscle Function in Patients With Heart Disease and Normal Volunteers
Myocardial ischemia is a heart condition in which not enough blood supply and oxygen reaches the heart muscle. Damage to the major blood vessels of the heart (coronary artery disease), minor blood vessels of the heart…
- Conditions
- Cardiomyopathy, Hypertrophic, Coronary Disease, Healthy, Myocardial Ischemia
- Trial name
- NCT00001459
- Where
- United States
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Metabolic Syndrome X
Comparison of Two Different Diets on Health Outcomes
The purpose of this study is to compare the effects of a low-carbohydrate diet and a high-carbohydrate, high-fiber diet, on insulin sensitivity and blood chemicals considered risk markers for heart disease, in persons with the…
- Trial name
- NCT00269646
- Testing
- Low-carbohydrate and high-carbohydrate diets
- Where
- United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- University of Virginia
Coronary Microvascular Disease, Ticagrelor
Effect of Ticagrelor and Clopidogrel on Coronary Microcirculation in Patients With Acute Myocardial Infarction
Of the patients diagnosed with ST-segment elevation myocardial infarction (STEMI) who underwent reperfusion therapy and have thrombolysis in myocardial infarction (TIMI) 3 flow, about 40% have flow alterations in the coronary…
- Conditions
- Coronary Microvascular Disease, Ticagrelor, Thrombolysis, Microbubble Contrasted Echocardiography
- Trial name
- NCT03104062
- Testing
- Microbubble Contrasted Echocardiography, Platelet Aggregability, Laboratory
- Where
- Brazil
- Volunteers
- 48 people
- Sponsor
- University of Sao Paulo General Hospital
ST Segment Elevation Myocardial Infarction
Early Intracoronary Administration of Fasudil in the Primary PCI of ST-segment-Elevation Myocardial Infarction
The study aims to evaluate whether an early intracoronary administration of Fasudil Hydrochloride during primary PCI of STEMI can improve epicardial and myocardial perfusion as well as clinical outcomes.
- Trial name
- NCT03753269
- Testing
- Fasudil Hydrochloride
- Volunteers
- 600 people
- Sponsor
- RenJi Hospital
Coronary Vasospasm, Microvascular Angina
Abnormal Coronary Vasomotion in Patients With Suspected Coronary Artery Disease (CAD)
In patients with chest pain and/or shortness of breath coronary artery disease (CAD) is suspected depending on the pattern of symptoms and the electrocardiogram (ECG).
- Conditions
- Coronary Vasospasm, Microvascular Angina, Coronary Artery Disease
- Trial name
- ACOVA (NCT00921856)
- Testing
- Intracoronary acetylcholine provocation test
- Where
- Germany
- Volunteers
- 1,000 people
- Sponsor
- Peter Ong, MD
Ischemia, Myocardial, Non-Obstructive Coronary Atherosclerosis
INOCA-NA a Local Prospective Registry
The present study has the following objectives: 1. To investigate the prevalence of INOCA in patients referring for a clinically indicated coronary angiography (CA) c/o Division of Cardiology - Federico II University Hospital; 2.
- Conditions
- Ischemia, Myocardial, Non-Obstructive Coronary Atherosclerosis, Microcirculatory Status, Coronary Microvascular Dysfunction (CMD)
- Trial name
- INOCA-NA (NCT06588244)
- Where
- Italy
- Volunteers
- 250 people
- Sponsor
- Federico II University
ST Segment Elevation Myocardial Infarction
Early Prediction of QFR in STEMI-Pharmaco-invasice
The study intends to provide important data on whether the noval method using quantitative flow ratio could predict microvascular dysfunction.
- Trial name
- EARLYmyoQFR-PI (NCT04220736)
- Testing
- Computation of quantitative flow ratio
- Where
- China
- Volunteers
- 200 people
- Sponsor
- RenJi Hospital
Cardiogenic Shock, Acute Myocardial Infarction
Clinical Evaluation of NIRSense Tissue Oximetry Sensor Monitoring to Early Detect Cardiogenic Shock
This is a prospective, single-center, observational pilot study of the investigational NIRSense Tissue Oximetry Sensor System (Envello Core), a noninvasive wearable sensor patch that uses near-infrared spectroscopy (NIRS) and…
- Conditions
- Cardiogenic Shock, Acute Myocardial Infarction, Acute Decompensated Heart Failure
- Trial name
- NCT07825363
- Testing
- NIRSense Tissue Oximetry Sensor System
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- NIRSense Inc.
Microvascular Angina, Angina Pectoris
Changes in Ischemia and Angina Over 1 Year Among ISCHEMIA Trial Screen Failures With no Obstructive CAD on Coronary CT Angiography
Serial assessment of angina status and ischemia on stress echo over one year among patients with moderate ischemia on stress imaging and non-obstructive CAD on coronary CT angiography.
- Trial name
- CIAO (NCT02347215)
- Testing
- Quality of Life assessment, Stress imaging
- Where
- United States
- Volunteers
- 212 people
- Sponsor
- NYU Langone Health
Essential Hypertension
Physical Activity, Air Pollution, and High Blood Pressure
The investigators are investigating the effects of traffic-related air pollution (TRAP) on the cardiovascular and pulmonary response to exercise in patients with hypertension using a real world randomized, crossover study design.
- Trial name
- NCT05092672
- Testing
- Exercise
- Where
- Canada
- Volunteers
- 21 people
- Sponsor
- University of British Columbia
Chronic Total Occlusion of Coronary Artery, Microvascular Coronary Artery Disease
Microvascular Coronary Resistance and Absolute Coronary FLOW in Patients With Percutaneous Intervention of a Chronic Total Occlusion
It is an observational study which objective is to analyze, through a series of invasive parameters, the state of the coronary microvasculature immediately after the successful percutaneous coronary intervention of a chronic…
- Conditions
- Chronic Total Occlusion of Coronary Artery, Microvascular Coronary Artery Disease, Coronary; Ischemic, Coronary Microvascular Dysfunction
- Trial name
- FLOW-CTO (NCT05197361)
- Testing
- Invasive coronary physiology
- Where
- 4 sites in Spain
- Volunteers
- 34 people
- Sponsor
- Parc de Salut Mar
Metabolic Syndrome X, Down Syndrome
Frequency of Metabolic Syndrome in Down Syndrome Patients
The aim of this study is to assess the frequency of metabolic syndrome in Down syndrome patients because the prevalence of diabetes mellitus and obesity is higher in individuals with Down syndrome than in the general population.
- Trial name
- NCT00864461
- Where
- Mexico
- Volunteers
- 96 people, healthy volunteers welcome
- Sponsor
- Universidad de Guanajuato
Congenital Heart Defect, Congenital Heart Disease
Microvascular Dysfunction in Adults With Congenital Heart Disease and the Effect of Exercise Training
The goal of this prospective cohort study is to deepen the understanding of the pathophysiology in adults with congenital heart disease (CHD).
- Conditions
- Congenital Heart Defect, Congenital Heart Disease, Microvascular Dysfunction, Exercise Training
- Trial name
- MICONEX (NCT06715137)
- Testing
- Exercise training
- Where
- Belgium
- Volunteers
- 55 people, healthy volunteers welcome
- Sponsor
- University Hospital, Antwerp
Insulin Resistance, Metabolic Syndrome X
Description of an Immune Activation Profile Linked to Insulin Resistance in Subjects Aged 55-69
The aim of the study is to describe an immune activation profile of people at risk of insulin resistance based on a wide range of markers which will allow easy identification of patients at risk.
- Trial name
- METACTIV (NCT03309761)
- Testing
- Blood test
- Where
- 2 sites in France
- Volunteers
- 158 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire de Nīmes
Univentricular Heart, Microvascular Dysfunction
Cardiac Magnetic Resonance Stress-perfusion Study in Patinets with Fontan Circulation
Univentricular heart (UVH) is a severe congenital heart disease. Accurate advanced non-invasive diagnostic methods is limited. Cardiovascular magnetic resonance (CMR) imaging has evolved as a particularly useful tool for the…
- Conditions
- Univentricular Heart, Microvascular Dysfunction, Heart Failure, Magnetic Resonance
- Trial name
- CMR_TCPC (NCT06735521)
- Testing
- Cardiac magnetic resonance stress-perfusion
- Where
- Sweden
- Volunteers
- 30 people
- Sponsor
- Karolinska Institutet
Cardiovascular Diseases, Metabolic Syndrome X
Aspirin Dose and Atherosclerosis in Patients With Metabolic Syndrome
The purpose of the study is to test higher versus lower doses of aspirin on markers of atherosclerosis in patients at risk of a first heart attack.
- Conditions
- Cardiovascular Diseases, Metabolic Syndrome X, Atherosclerosis
- Trial name
- PAD (NCT00272311)
- Testing
- Aspirin
- Where
- United States
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Florida Atlantic University
Metabolic Syndrome X
Effect of Resveratrol Administration on Metabolic Syndrome, Insulin Sensitivity and Insulin Secretion
The Metabolic Syndrome is a high prevalence disease worldwide. About a quarter of the adult population suffers the disease. Resveratrol is a substance found in many plants, including grapes, nuts and wine, but it's also found in…
- Trial name
- NCT02114892
- Testing
- Resveratrol
- Where
- Mexico
- Volunteers
- 24 people
- Sponsor
- University of Guadalajara
Myocardial Infarction, Coronary Microvascular Disease
A Study of Microcirculatory Function in Type 2 Myocardial Infarction (T2MI)
The purpose of this research is to find out if patients with Type 2 Myocardial Infarction (T2MI) without significant epicardial coronary artery disease (CAD) have a greater chance of having coronary microvascular disease (CMD).
- Trial name
- NCT05793567
- Testing
- Coronary angiogram with coronary reactivity testing (CRT)
- Where
- United States
- Volunteers
- 52 people
- Sponsor
- Mayo Clinic
Metabolic Syndrome X
Study of Chronic Degenerative Diseases
The prevalence of obesity and type 2 diabetes mellitus (DM) in children have been increasing in parallel at an alarming rate. In particular, the increasing prevalence of type 2 DM is attributable to genetic factors, clinical…
- Trial name
- NCT02495961
- Where
- Mexico
- Volunteers
- 57 people, healthy volunteers welcome
- Sponsor
- Asociación Científica Latina A.C.
Diabetes Mellitus, Metabolic Syndrome X
Effect of Statins on Oxidative Stress and Endothelial Progenitor Cells
Thirty-six subjects with hyperlipidemia and metabolic syndrome and/or diabetes were randomized in a double-blind manner to either pravastatin 80 mg or atorvastatin 10 mg daily.
- Conditions
- Diabetes Mellitus, Metabolic Syndrome X, Hypercholesterolemia
- Trial name
- STOPCAP (NCT00166036)
- Testing
- Atorvastatin, Pravastatin
- Where
- United States
- Volunteers
- 36 people
- Sponsor
- Emory University