Clinical trials: Microvascular Function, open to volunteers
Coronary Artery Disease, Angina (Stable)
Coronary Sinus Reducer Therapy for Persisting Angina
Refractory angina due to advanced obstructive coronary artery disease (CAD) remains a major clinical problem with limited evidence-based treatment options.
- Trial name
- REDUCE ANGINA (NCT07485985)
- Testing
- Coronary sinus reducer
- Volunteers
- 25 people
- Sponsor
- UMC Utrecht
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
Healthy Subjects (HS), Cardiovascular Diseases (CVD)
Multi-organ Imaging of Microvascular and Metabolic Function
What if heart disease starts outside the heart? This research will study how to simultaneously assess brain and body physiology, how they are jointly related to heart function, and how their response to physical and mental stress…
- Trial name
- NCT07604207
- Testing
- 18F-FDG, Positron Emission Tomography (PET)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Microvascular Coronary Artery Disease
Study Comparing Two Administration Pathways for Adenosine During Microvascular Function Assessment
The aim of this study is to investigate the agreement and reproducibility between intravenous and intracoronary adenosine administration during invasive assessment of microvascular function. Goals of this study are: 1.
- Trial name
- ASPERA-ANOCA (NCT06269874)
- Testing
- microvascular function assessment
- Where
- Germany
- Volunteers
- 40 people
- Sponsor
- Johannes Gutenberg University Mainz
Type 2 Diabetes, Healthy Aging
Role of Autophagy in Type 2 Diabetes Microvascular Dysfunction
The goal of this clinical trial is to examine the role of autophagy on microvascular function in adults with Type 2 Diabetes. The main question it aims to answer are: Does presence of Type 2 Diabetes reduce autophagy and impair…
- Trial name
- NCT05593549
- Testing
- Trehalose
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Medical College of Wisconsin
Trigeminal Neuralgia, Microvascular Decompression Surgery
Assessment in Patients With Essential Trigeminal Neuralgia of Nerve Involvement by MRI in DTI and Functional Connectivity in "Resting State"
Essential trigeminal neuralgia is the most common facial pain. In forms resistant to drug and disabling treatments, surgical treatment may be offered to the patient.
- Conditions
- Trigeminal Neuralgia, Microvascular Decompression Surgery, Diffusion Tensor Imaging
- Trial name
- SENSE (NCT05051072)
- Testing
- Assessment of the trigeminal nerve by diffusion tensor MRI and in "resting state" in the context of essential neuralgia
- Where
- France
- Volunteers
- 60 people
- Sponsor
- Fondation Ophtalmologique Adolphe de Rothschild
Obesity, Vascular Dysfunction
DNA Methylation and Vascular Function
The main objective is to examine DNA hypomethylation as an underlying mechanism for the increased production of inflammatory cytokines and the impaired vascular function in obese individuals and as a potential target for…
- Trial name
- NCT03527420
- Testing
- Exercise training
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- University of Illinois Chicago
Obstructive Sleep Apnea
Intermittent Hypoxia-initiated Plasticity in Humans: A Multi-pronged Therapeutic Approach to Treat Sleep Apnea and Overlapping Co-morbidities
The prevalence of obstructive sleep apnea (OSA) is high in the United States and is a major health concern. This disorder is linked to numerous heart, blood vessel and nervous system abnormalities, along with increased tiredness…
- Trial name
- NCT05558501
- Testing
- Mild Intermittent Hypoxia
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- VA Office of Research and Development
Alcohol Drinking, Binge Drinking
Reducing Blood Pressure in Mid-life Adult Binge Drinkers
This study has two phases: Phase 1 is to examine blood pressure, microvascular function, and sympathetic nerve activity in mid-life adult binge drinkers vs. alcohol abstainers/moderate drinkers.
- Conditions
- Alcohol Drinking, Binge Drinking, Blood Pressure, Alcohol Abstinence
- Trial name
- NCT05522075
- Testing
- Exercise Training, Alcohol Abstinence Intervention
- Where
- United States
- Volunteers
- 55 people, healthy volunteers welcome
- Sponsor
- The University of Texas at Arlington
Heart Failure With Preserved Ejection Fraction (HFPEF)
The Effect of Adiposity on Muscle and Microvascular Function in HFpEF
This project is an observational study in patients with heart failure with preserved ejection fraction (HFpEF) who are candidates for treatment with weight loss medication to manage obesity or diabetes as part of their standard…
- Trial name
- NCT06930495
- Testing
- Weight loss SOC Treatment with second generation anti-diabetic medications
- Where
- United States
- Volunteers
- 95 people, healthy volunteers welcome
- Sponsor
- University of Texas Southwestern Medical Center
Hypertension, Endothelial Function
Endothelial Extracellular Vesicles as Biomarkers of Endothelial Activation in Adults With Newly Diagnosed Hypertension
Hypertension is associated with endothelial dysfunction, an early event in the development of cardiovascular disease. Endothelial extracellular vesicles (EEVs) have emerged as promising biomarkers of endothelial activation and…
- Trial name
- HYPER-endoEV-a (NCT07728630)
- Where
- Croatia
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Josip Juraj Strossmayer University of Osijek
Menopause, Perimenopause
Hormone thERapy Effects on BRAin-HEART Health During the Menopausal Transition
The goal of this clinical trial is to learn whether it is feasible to conduct a larger study comparing transdermal menopausal hormone therapy (MHT) versus no hormone therapy in menopausal women with vasomotor symptoms (hot…
- Conditions
- Menopause, Perimenopause, Vasomotor Symptoms, Cardiovascular Disease Risk Factor
- Trial name
- HERBRAVEHEART (NCT07732452)
- Testing
- Transdermal estradiol, Standard of care - non hormonal
- Volunteers
- 100 people
- Sponsor
- McGill University Health Centre/Research Institute of the McGill University Health Centre
Hypertension, Left Ventricular Hypertrophy
Mineralocorticoid Receptor, Coronary Microvascular Function, and Cardiac Efficiency in Hypertension
The investigators' goal is to show that in hypertensive men and women with left ventricular hypertrophy (LVH) treatment with a mineralocorticoid receptor (MR) antagonist, versus a thiazide-like diuretic, will improve coronary…
- Trial name
- NCT05593055
- Testing
- Eplerenone, Chlorthalidone, Potassium
- Where
- United States
- Volunteers
- 75 people
- Sponsor
- Brigham and Women's Hospital
Coronary Artery Disease, Microvascular Coronary Artery Disease
Impact of Hyperemic State on Angio-IMR Performance
The goal of this observational study is to evaluate the diagnostic performance of angiography-derived microcirculatory indices (Angio-IMR) in assessing patients with stable angina or suspected coronary artery disease.
- Trial name
- NCT07613996
- Testing
- Angiography-derived IMR
- Where
- 2 sites in China
- Volunteers
- 192 people
- Sponsor
- Shanghai Zhongshan Hospital
Heart Failure, Cardiogenic Shock
Oxygen Delivery Index (ODIN) Study
The objective of this study is to test the feasibility and efficacy of a novel, non-invasive electronic device to monitor the adequacy of tissue perfusion in patients with advanced heart failure or cardiogenic shock in the ICU.
- Trial name
- NCT07601828
- Testing
- Oxygen Delivery Index (ODIN) Device
- Volunteers
- 30 people
- Sponsor
- NYU Langone Health
Stroke, Epilepsy
Coronary and Cerebral Microvascular Dysfunction in Neurological Diseases
Neurological and cardiovascular diseases are increasing in relative and absolute terms globally, and pose a major burden in terms of morbidity, mortality, quality of life and healthcare costs.
- Conditions
- Stroke, Epilepsy, Transient Global Amnesia (TGA)
- Trial name
- G-HeBra (NCT07009990)
- Where
- Germany
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University Medicine Greifswald
Gestational Diabetes, Vascular Endothelial Function
Oxidative Stress in Microvascular Dysfunction Following Gestational Diabetes
The purpose of this investigation is to examine the role of oxidative stress in aberrant microvascular function in otherwise healthy women with a history of GDM.
- Trial name
- NCT05946785
- Testing
- Acetylcholine, insulin aspart
- Where
- United States
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Anna Stanhewicz, PhD
Myocardial Ischemia, Non-Obstructive Coronary Atherosclerosis
Myocardial Ischemia Without Obstructive Coronary Stenoses
Coronary-related myocardial ischemia can result from obstructive epicardial stenosis or non-obstructive causes including coronary microcirculatory dysfunction and vasomotor disorders.
- Conditions
- Myocardial Ischemia, Non-Obstructive Coronary Atherosclerosis, Microvascular Coronary Artery Disease, Vasospastic Angina
- Trial name
- NCT04827498
- Testing
- Invasive coronary endothelium-dependent and non-endothelium-dependent physiological assessment
- Where
- Spain
- Volunteers
- 600 people
- Sponsor
- Hospital San Carlos, Madrid
Microvascular Dysfunction, Microvasculature
Palmitic Acid and Human Microvascular Function
The goal of this study is to learn how a supplement Quercetin can affect microvascular function. Participants will: give two blood draws of 5 mL each have a camera placed under the tongue to take pictures of blood vessels have 2…
- Conditions
- Microvascular Dysfunction, Microvasculature, Cardiovascular Diseases, Cardiovascular Diseases (CVD)
- Trial name
- NCT06683534
- Testing
- Quercetin (dietary supplement)
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- Medical College of Wisconsin
Myocardial Infarction, Coronary Microvascular Dysfunction
Coronary Microvascular Dysfunction Assessments in Myocardial Infarction With Non-Obstructive Coronary Arteries
To compare clinical outcomes of myocardial infarction with non-obstructive coronary arteries (MINOCA) according to the coronary microvascular dysfunction (CMD), evaluated by optical coherence tomography (OCT), invasive and…
- Conditions
- Myocardial Infarction, Coronary Microvascular Dysfunction, Vasospasm, Coronary
- Trial name
- CMD-MINOCA (NCT05272618)
- Testing
- Intravascular imaging (OCT), Invasive physiologic assessment (FFR, CFR, IMR), or Non-invasive physiologic assessment (N-13 ammonia PET)
- Where
- South Korea
- Volunteers
- 150 people
- Sponsor
- Chonnam National University Hospital