Clinical trials: Microvascular Dysfunction
Ischemic Heart Disease
EWISE: Study of Eplerenone in Women With Chest Pain, Coronary Vascular Dysfunction and Evidence of Myocardial Ischemia
Some women have chest pain even without having a blockage in one of the major blood vessels that supplies blood to the heart. In many of these women the microscopic (small) blood vessels in the heart do not function normally.
- Trial name
- NCT00187889
- Testing
- Eplerenone
- Where
- United States
- Volunteers
- 70 people
- Sponsor
- University of Florida
Type 2 Diabetes, Microvascular Dysfunction
Less Invasive Detection and Treatment of Very Early Coronary Artery Disease in Patients With Diabetes Mellitus
This protocol focuses on the development of a noninvasive method of early coronary artery disease detection in diabetes. The overall hypothesis is that risk factors for the metabolic syndrome will predict invasive findings on…
- Trial name
- NCT00797186
- Testing
- Intensive risk factor management
- Where
- United States
- Volunteers
- 150 people
- Sponsor
- University of Virginia
Obstructive Sleep Apnea, Cardiac Syndrome X
A Prevalence Study of Obstructive Sleep Apnea in Subjects With Chest Pain, Positive Exercise Treadmill Test and Normal Coronary Angiogram
Cardiac syndrome X consists of a triad of chest pain, abnormal exercise stress testing and normal coronary angiogram, and is hypothesized to be related to endothelial dysfunction.
- Conditions
- Obstructive Sleep Apnea, Cardiac Syndrome X, Endothelial Dysfunction
- Trial name
- NCT01217346
- Testing
- no intervention is involved in this study
- Where
- Hong Kong
- Volunteers
- 20 people
- Sponsor
- The University of Hong Kong
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 Microvascular Dysfunction
A Study on the Impact of Bivalirudin Usage During PCI for High-risk Plaques on Post-PCI Coronary Microcirculation.
In this study, investigators enrolled patients with coronary heart disease who were scheduled to undergo percutaneous coronary intervention (PCI) and had high-risk plaques according to computed tomography angiography (CTA).
- Trial name
- PCI (NCT05984537)
- Testing
- Bivalirudin, standard heparin
- Where
- China
- Volunteers
- 70 people
- Sponsor
- Peking University First Hospital
ANOCA - Angina With Non-obstructive Coronary Arteries, Coronary Microvascular Dysfunction (CMD)
Invasive Evaluation and Phenotype-Guided Treatment of ANOCA in Women
This prospective single-center interventional study will include women with angina and non-obstructive coronary arteries. Participants will undergo a standardized invasive coronary assessment combining coronary physiology…
- Conditions
- ANOCA - Angina With Non-obstructive Coronary Arteries, Coronary Microvascular Dysfunction (CMD), Vasospastic Angina
- Trial name
- ANOCA-UY (NCT07593157)
- Testing
- Invasive Coronary Functional and Morphological Assessment, Pharmacological treatment will be individualized according to the invasive coronary phenotype identified. Treatment may include antianginal therapy, vasodilator therapy, endothelial function-targeted
- Where
- Uruguay
- Volunteers
- 50 people
- Sponsor
- Hospital de Clínicas Dr. Manuel Quintela
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
Ischemic Heart Disease, Microvascular Coronary Artery Disease
Prognostic Impact of Cardiac Diastolic Function and Coronary Microvascular Function
The DIAST-CMD registry (Prognostic Impact of Cardiac Diastolic Function and Coronary Microvascular Function) is prospective registry which enrolled patients who underwent echocardiography, cnically-indicated invasive coronary…
- Conditions
- Ischemic Heart Disease, Microvascular Coronary Artery Disease, Diastolic Dysfunction, Heart Failure With Preserved Ejection Fraction
- Trial name
- DIAST-CMD (NCT05058833)
- Testing
- Echocardiography, Coronary flow reserve and index of microcirculatory dysfunction
- Where
- 4 sites in United States, South Korea
- Volunteers
- 800 people
- Sponsor
- Samsung Medical Center
Microvascular Dysfunction, Endothelial Dysfunction
Nailfold Capillaroscopy and Endothelial Biomarkers in Healthcare Workers Exposed to Chronic Low-Dose Ionizing Radiation
Chronic occupational exposure to low-dose ionizing radiation may lead to subclinical endothelial dysfunction and early microvascular alterations in healthcare workers.
- Conditions
- Microvascular Dysfunction, Endothelial Dysfunction, Occupational Radiation Exposure
- Trial name
- NCT07363187
- Where
- Turkey (Türkiye)
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Istanbul Training and Research Hospital
Raynaud Disease, Scleroderma, Systemic
Laser Speckle Contrast Imaging for Cutaneous Microvascular Dysfunction Detection in Systemic Sclerosis.
The aim of the study is to determine if postocclusive hyperemia of palmar and dorsal face of the hand with Laser speckle contrast imaging discriminate between patients with systemic sclerosis, subjects with primary Raynaud's…
- Trial name
- SPECIES (NCT01743612)
- Testing
- laser speckle contrast imaging, Cooling
- Where
- 2 sites in France
- Volunteers
- 101 people, healthy volunteers welcome
- Sponsor
- University Hospital, Grenoble
Intracerebral Hemorrhage
Insights From the Retina on Cerebral Microvascular Dysfunction in Haemorrhagic Stroke
Fundoscopy, optical coherence tomography (OCT) and OCT-angiography (OCTA) are established examinations and bear minimal risks. The recognition of retinal microvascular signs will enhance the pathophysiological understanding of…
- Trial name
- RETINA-ICH (NCT04363619)
- Testing
- OCT and OCTA
- Where
- Switzerland
- Volunteers
- 14 people
- Sponsor
- University of Zurich
Coronary Microvascular Dysfunction
Safety and Potential Bioactivity of CLBS16 in Patients With Coronary Microvascular Dysfunction and Without Obstructive Coronary Artery Disease
This clinical trial will explore the safety and effect of GCSF-mobilized autologous ex vivo selected CD34 cells for the treatment of CMD in adults currently experiencing angina and with no obstructive coronary artery disease.
- Trial name
- NCT03508609
- Testing
- CLBS16
- Where
- 2 sites in United States
- Volunteers
- 20 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
Covid-19, Critical Illness
MIcrovascular Dysfunction in CRitically Ill cOVID-19 Patients
Microcirculatory dysfunction appears to play a key role in the development of organ failure leading to the death of patients with coronavirus disease 2019 (Covid-19).
- Conditions
- Covid-19, Critical Illness, Hemodynamics, SARS-CoV Infection
- Trial name
- MICROVID (NCT04819802)
- Testing
- Measurement of sublingual microcirculation, Plasma sampling
- Where
- France
- Volunteers
- 40 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Cardiac Amyloidosis
Physiologic Assessment of Microvascular Function in Patients With Cardiac Amyloidosis
The aim of the study is to evaluate coronary flow reserve (CFR), index of microcirculatory resistance (IMR), and proportion of overt microvascular disease, defined as depressed CFR as well as elevated IMR in patients with cardiac…
- Trial name
- NCT02798705
- Where
- South Korea
- Volunteers
- 30 people
- Sponsor
- Samsung Medical Center
Prediabetes, Obese
Inflammation Inhibition in Prediabetic Humans
Prediabetes, characterized by elevated fasting blood sugar or exaggerated blood sugar response to sugar ingestion, effects over 79 million adult Americans and is a precursor to the development of Type 2 diabetes.
- Trial name
- INCITE (NCT01977417)
- Testing
- Salsalate
- Where
- United States
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- Gary L. Pierce
Acute Myocardial Infarction
Index of Microcirculatory Resistance After Immediate Versus Deferred Stenting in Patients With Acute Myocardial Infarction
This study will compare the microcirculatory resistance (IMR) of infarct-related artery (IRA) in patients who underwent immediate versus deferred stenting during percutaneous coronary intervention (PCI) for acute myocardial…
- Trial name
- NCT03238508
- Testing
- Deferred stenting
- Where
- South Korea
- Volunteers
- 60 people
- Sponsor
- Sejong General Hospital
Heart Failure With Preserved Ejection Fraction, Coronary Microvascular Dysfunction
Distribution and Clinical Implication of CMD in Patients With HFpEF Without Significant CAD
To evaluate the incidence of coronary microvascular dysfunction (CMD) and its' prognostic implication in patients who have diagnosed as heart failure with preserved ejection fraction (HFpEF) confirmed by HFA-PEFF scoring system…
- Trial name
- HFpEF-CMD (NCT04788576)
- Testing
- Invasive physiologic evaluation (fractional flow reserve, coronary flow reserve, index of microcirculatory resistance)
- Where
- South Korea
- Volunteers
- 100 people
- Sponsor
- Samsung Medical Center
Endometriosis
Endometriosis and Microvascular Dysfunction: Role of Inflammation
The purpose of this study is to better understand the underlying mechanisms associated with elevated cardiovascular disease risk in women with endometriosis, and to measure the effectiveness of emerging endometriosis treatments…
- Trial name
- Endo3/SA2 (NCT05069740)
- Testing
- Salsalate Pill
- Where
- United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Penn State University
Septic Shock, Microcirculatory Dysfunction
Papaverine and Sublingual Microcirculation in Septic Shock
This is a prospective, multicenter, single-arm, open-label, pilot physiological study designed to evaluate the effects of intravenous papaverine on sublingual microcirculation and the vascular waterfall phenomenon in adult…
- Conditions
- Septic Shock, Microcirculatory Dysfunction, Sublingual Microcirculation, Hemodynamic Instability
- Trial name
- NCT07657741
- Testing
- Papaverine
- Where
- 2 sites in China
- Volunteers
- 20 people
- Sponsor
- First Affiliated Hospital of Wannan Medical College