Clinical trials: Microvascular Dysfunction
Cerebral Microvascular Dysfunction, Cerebral Small Vessel Diseases
PRospective Observation on CErebral microvaScular Structure and Function
This is a population-based prospective cohort study, aiming to assess the prevalence, distributional characteristics, and dynamic change of cerebral small vessel dysfunction in a Chinese community population using advanced…
- Conditions
- Cerebral Microvascular Dysfunction, Cerebral Small Vessel Diseases, Cognitive Dysfunction, Cerebrovascular Disorders
- Trial name
- PROCESS (NCT06579677)
- Testing
- Without any intervention
- Where
- 2 sites in China
- Volunteers
- 3,500 people, healthy volunteers welcome
- Sponsor
- Beijing Tiantan Hospital
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
Post-menopause
Mental Stress Reactivity in Women With CMD
Coronary Microvascular Dysfunction (CMD) occurs when there are problems in the small blood vessels/arteries of the heart, resulting in persistent chest pain that affects women.
- Trial name
- NCT05401630
- Testing
- Study Procedures
- Where
- 4 sites in United States
- Volunteers
- 150 people
- Sponsor
- Emory University
Endothelial Dysfunction, Hyperhomocysteinemia
Effects of Oral Supplementation With Creatine on Systemic Microvascular Endothelial Function in Vegetarian Individuals
The present study aims at investigating the effects of the oral supplementation with creatine on the systemic microvascular reactivity and plasma levels of homocysteine in vegetarian individuals of the vegan type.
- Trial name
- NCT02961972
- Testing
- monohydrate and micronized creatine
- Where
- Brazil
- Volunteers
- 49 people, healthy volunteers welcome
- Sponsor
- National Institute of Cardiology, Laranjeiras, Brazil
Diabetes Mellitus, Type 2, Diabetic Cardiomyopathies
CMR in T2DM: The NSR Cohort
This study aims to investigate the myocardial phenotype of patients with type 2 diabetes. From 2016-2019 the investigators recruited a cohort of 296 subjects with type 2 diabetes.
- Conditions
- Diabetes Mellitus, Type 2, Diabetic Cardiomyopathies, Cardiovascular Magnetic Resonance Imaging, Coronary Microvascular Dysfunction
- Trial name
- NCT05915260
- Testing
- All subjects will undergo cardiac magnetic resonance imaging with gadolinium contrast and with adenosine myocardial perfusion
- Where
- Denmark
- Volunteers
- 700 people, healthy volunteers welcome
- Sponsor
- Slagelse Hospital
Coronary Artery Disease, Microvascular Angina
Coronary Thermo-dilution Derived Flow-indices in Chronic Coronary Syndrome
Patients scheduled for elective coronary angiography due to chronic coronary syndrome are recruited at admission to hospital before the coronary anatomy is known.
- Conditions
- Coronary Artery Disease, Microvascular Angina, Coronary Microvascular Dysfunction
- Trial name
- NCT06306066
- Where
- Sweden
- Volunteers
- 505 people
- Sponsor
- Karolinska Institutet
Microvascular Angina
Effect of ACE-Inhibition on Microvascular Function in Women With Assessed Microvascular Dysfunction
The aim of this study is to explore effects of long term treatment with ACE-inhibitor on the small vessel function assessed by coronary flow reserve (CFR) by transthoracic echocardiography and flow mediated dilation in…
- Trial name
- NCT02525081
- Testing
- Ramipril (ACE-inhibitor)
- Where
- Denmark
- Volunteers
- 63 people
- Sponsor
- Bispebjerg Hospital
Coronary Microvascular Dysfunction, Myocardial Ischemia
Diagnostic and Prognostic Value of Angiography-derived IMR
The importance of the microvasculature in determining clinical outcomes has been highlighted in patients with coronary artery disease (CAD).
- Trial name
- CHART-MiCro (NCT04825028)
- Testing
- Angiography-drived Index of Microcirculatory Resistance
- Where
- China
- Volunteers
- 271 people
- Sponsor
- Shanghai Zhongshan Hospital
Child, Only, Obesity
Microvascular Reactivity in Prepubertal Children
This is a cross-sectional study aimed to investigate microvascular reactivity in prepubertal children according to adiposity status.
- Conditions
- Child, Only, Obesity, Endothelial Dysfunction
- Trial name
- MicroChild (NCT03171441)
- Testing
- nailfold videocapillaroscopy, inflammatory biomarkers
- Volunteers
- 98 people, healthy volunteers welcome
- Sponsor
- Rio de Janeiro State University
Endothelial Dysfunction, Coronary Microvascular Disease
Functional Assessment of the Infart-related Artery With Bioactive and Polymer-free Coronary Stents (The FUNCOMBO Trial)
A total of 50 patients with ST-elevation myocardial infarction (STEMI) undergoing primary-percutaneous coronary intervention (PPCI) will be randomized to two different coronary stents: BIOFREEDOM vs. COMBO stent.
- Conditions
- Endothelial Dysfunction, Coronary Microvascular Disease, Myocardial Infarction
- Trial name
- FUNCOMBO (NCT04202172)
- Testing
- Stent implantation in the infart-related artery in patients with ST elevation myocardial infarction
- Where
- Spain
- Volunteers
- 60 people
- Sponsor
- Institut d'Investigació Biomèdica de Bellvitge
Coronary Microvascular Dysfunction, Coronary Microvascular Disease
A Placebo-Controlled Trial of CLBS16 in Subjects With Coronary Microvascular Dysfunction
This clinical trial will explore the efficacy and safety of GCSF-mobilized autologous CD34+ cells for the treatment of CMD in adults currently experiencing angina and with no obstructive coronary artery disease.
- Conditions
- Coronary Microvascular Dysfunction, Coronary Microvascular Disease, Microvascular Coronary Artery Disease
- Trial name
- FREEDOM (NCT04614467)
- Testing
- CLBS16
- Where
- 7 sites in United States
- Volunteers
- 34 people
- Sponsor
- Lisata Therapeutics, Inc.
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
Coronary Artery Disease
Uric Acid Levels and Endothelial Functions
Uric acid is a risk factor for coronary artery disease (CED) in postmenopausal women but the association with inflammation and coronary microvascular endothelial dysfunction is not well-defined.
- Trial name
- NCT02862522
- Testing
- Questionnaire of overall health
- Where
- United States
- Volunteers
- 229 people
- Sponsor
- Mayo Clinic
Coronary Artery Disease, Coronary Microvascular Dysfunction
Multimodal Epicardial and Endocardial COronary PHYsiological Evaluation in Pathological Situations (PHYCO)
When performing coronary angiography in a stable situation, the identification of an intermediate coronary lesion (between 50 and 70%) is common, and requires additional functional evaluation.
- Trial name
- PHYCO (NCT06008041)
- Where
- France
- Volunteers
- 400 people
- Sponsor
- University Hospital, Brest
Hypertrophic Cardiomyopathy
Evaluating Microvascular Dysfunction in Symptomatic Patients With HypertroPhic CaRdiomyopathy
Patients with hypertrophic cardiomyopathy are being compared to a control group. IMR will be assessed with a pressure wire. Clinical f/u at 3 months and 6 months and a 48 hour holter monitor.
- Trial name
- PRIMARy (NCT02994615)
- Where
- Canada
- Volunteers
- 19 people
- Sponsor
- London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's
Rheologic Disease, Sickle Cell Disease
Microvascular and Cardiac Dysfunction in Paroxysmal Nocturnal Hemoglobinuria and Sickle Cell Disease
The purpose of this study is to examine how abnormal blood flow in the small vessels (microvessels) of the heart, muscle and kidney in paroxysmal nocturnal hemoglobinuria (PNH) or sickle cell disease leads to poor functioning of…
- Conditions
- Rheologic Disease, Sickle Cell Disease, Paroxysmal Nocturnal Hemoglobinuria
- Trial name
- NCT01294891
- Testing
- Imaging
- Where
- United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- Oregon Health and Science University
Coronary Microvascular Dysfunction
Feasibility and Efficacy of Coronary Sinus Narrowing in Patients With Coronary Microvascular Dysfunction
This study is being done to evaluate the role of a novel implantable device, called The Neovasc Reducer™ System, in improving microvascular function, symptoms and quality of life in symptomatic patients with coronary…
- Trial name
- Reducer (NCT04523168)
- Testing
- The Neovasc Reducer™ System
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- Amir Lerman
Traumatic Brain Injury
Inhaled Nitric Oxide for Microvascular Dysfunction in Traumatic Brain Injury
Traumatic brain injury (TBI) causes acute deficits in cerebral perfusion which may lead to secondary injury and worse outcomes. Inhaled nitric oxide (iNO) is a vasodilator that increases cerebral blood flow and is clinically used…
- Trial name
- NCT05616910
- Testing
- inhaled nitric oxide
- Where
- United States
- Volunteers
- 38 people
- Sponsor
- University of Pennsylvania
Cardiovascular Diseases, Microvascular Complications
Non-invasive Microvascular Assessment in Individuals at High Risk of Cardiovascular Disease From the SCAPIS2 Study
Microvascular dysfunction, particularly endothelial dysfunction, is increasingly recognized as a key mechanism underlying various cardiovascular diseases (CVD), including heart failure, ischemic heart disease, atherosclerosis…
- Trial name
- NCT07359768
- Where
- Sweden
- Volunteers
- 900 people
- Sponsor
- HJN Sverige AB/Neko Health
Diabetic Retinopathy, GLP-1
Assessment of Retinal-Angio Findings In Patients With Diabetes Type II Treated With Novel Antidiabetic Therapies
ARIADNE is a prospective observational cohort study of patients with type 2 diabetes mellitus (T2DM) treated with daily metformin and scheduled to initiate treatment with newer antidiabetic agents, such as sodium-glucose…
- Conditions
- Diabetic Retinopathy, GLP-1, SGLT 2 Inhibitors, Endothelial Dysfunction
- Trial name
- ARIADNE (NCT07602348)
- Where
- Greece
- Volunteers
- 40 people
- Sponsor
- University of Athens