Clinical trials: Vascular Dysfunction, open to volunteers
Atrial Fibrillation (AF), Stroke
Population-based Atrial Fibrillation Screening in Individuals With NT-proBNP Above Median in the Tromsø Study
The aim is to investigate whether screening with long-term ECG monitoring in individuals with elevated NT-proBNP leads to a lower incidence of ischeamic stroke and death from vascular causes.
- Conditions
- Atrial Fibrillation (AF), Stroke, NT-pro-BNP, Cognitive Function and Well-Being
- Trial name
- PAFS-Tromsø (NCT07343895)
- Testing
- Long term heart rythm monitoring by ECG247
- Where
- 2 sites in Norway
- Volunteers
- 4,000 people, healthy volunteers welcome
- Sponsor
- University Hospital of North Norway
Immune Thrombocytopenia, Thrombotic Thrombocytopenic Purpura
Longitudinal Cohort of Thrombosis and Hemostasis Diseases
This is a multicenter, prospective, longitudinal, observational cohort study to investigate thrombosis and hemostasis diseases in Chinese patients.
- Conditions
- Immune Thrombocytopenia, Thrombotic Thrombocytopenic Purpura, Hemophilia A, Acquired, Disseminated Intravascular Coagulation
- Trial name
- NCT06727669
- Where
- 5 sites in China
- Volunteers
- 3,000 people, healthy volunteers welcome
- Sponsor
- Peking University People's Hospital
Physical Inactivity, Vascular Dysfunction
Heat Therapy During Reduced Physical Activity
The purpose of this randomized controlled trial is to determine whether daily Finnish dry sauna therapy attenuates the adverse cardiovascular, muscular, and metabolic effects of seven days of experimentally reduced physical…
- Conditions
- Physical Inactivity, Vascular Dysfunction, Skeletal Muscle Atrophy
- Trial name
- HEAT-RPA (NCT07847424)
- Testing
- Sauna, Reduced Physical Activity
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Brigham Young University
Microcirculatory Dysfunction, Tissue Hypoperfusion
Submental Tissue Oxygenation and Arterial Lactate in Major Surgery
During major surgical procedures performed under general anesthesia, changes in blood flow and oxygen delivery to tissues may occur due to blood loss, hemodynamic fluctuations, and anesthesia-related physiological effects.
- Conditions
- Microcirculatory Dysfunction, Tissue Hypoperfusion, Microcirculatory Status, Microvascular Circulation
- Trial name
- NCT07399275
- Testing
- No intervention. This is a prospective observational study. Near-infrared spectroscopy measurements are performed for monitoring purposes only and do not influence clinical management.
- Where
- Turkey (Türkiye)
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Bursa Sevket Yilmaz Training and Research Hospital
Cognitive Impairment, Alzheimer Disease
A Multi-domain Lifestyle Intervention Among Aged Community-residents in Zhejiang, China
A study conducted in Finland discovered that a multidomain intervention, consisting of physical activity, nutritional guidance, cognitive training, social activities, and management of vascular risk factors, effectively…
- Conditions
- Cognitive Impairment, Alzheimer Disease, Vascular Cognitive Impairment, Dement
- Trial name
- HERITAGE (NCT05886114)
- Testing
- Structured Multi-domain Intervention, Self-Guided Intervention
- Where
- China
- Volunteers
- 1,200 people, healthy volunteers welcome
- Sponsor
- Zhejiang University
Pulmonary Disease, Pulmonary Hypertension
Natural History Study of Biomarkers in Pulmonary Arterial Hypertension
Background: High blood pressure in the lungs, known as pulmonary arterial hypertension (PAH), is a rare disorder. Some people have disease-associated PAH and some have PAH from an unknown cause.
- Trial name
- NCT01730092
- Where
- United States
- Volunteers
- 270 people, healthy volunteers welcome
- Sponsor
- National Institutes of Health Clinical Center (CC)
Peripheral Vascular Diseases
Examining the Impact of Exercise Training on Vascular Dysfunction in Individuals With Mental Health Disorders - Study 3
The purpose of this research study is to examine the effect of various forms of exercise training on blood vessel function in healthy individuals as well as individuals with mental health disorders (posttraumatic stress disorder…
- Trial name
- NCT04916340
- Testing
- Muscular Strength Training Group, Muscular Fitness Training Group
- Where
- United States
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- Virginia Commonwealth University
Post Traumatic Stress Disorder, Cardiovascular Diseases
NightWare and Cardiovascular Health in Women With PTSD
The purpose of this study is to determine whether NightWare therapeutic intervention improves biomarkers of vascular and renal function in premenopausal women with PTSD-related nightmares, and examine whether these improvements…
- Conditions
- Post Traumatic Stress Disorder, Cardiovascular Diseases, Autonomic Dysfunction, Vascular Stiffness
- Trial name
- NCT07021014
- Testing
- NightWare
- Where
- 2 sites in United States
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Gestational Diabetes
Metformin for the Treatment of Microvascular Dysfunction After Gestational Diabetes
The purpose of this investigation is to examine the mechanisms mediating vascular dysfunction in women who have had gestational diabetes and how metformin may be a valuable treatment tool to improve microvascular function in…
- Trial name
- NCT05917587
- Testing
- Metformin Hydrochloride
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Anna Stanhewicz, PhD
Thrombosis, Blood Coagulation Disorder
Dynamics of Platelet Activation in Patients With Ventricular Assist Device (VAD)
Consenting patients with end-stage heart failure that are implanted with/candidates for implant of a short-term/durable mechanical circulatory support device (e.g.: percutaneous microaxial pumps (Impella), extracorporeal membrane…
- Conditions
- Thrombosis, Blood Coagulation Disorder, Platelet Thrombus, Platelet Dysfunction Due to Aspirin
- Trial name
- PASVAD (NCT03255928)
- Testing
- PAS assay, TGT
- Where
- Italy
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Scientific Institute San Raffaele
Spinal Cord Injuries, Cardiovascular Diseases
Role of Endothelial Function in SCI CVD Risk
Individuals with spinal cord injury have heart attacks and strokes more frequently, and much earlier in life. People with spinal cord injuries develop plaque in vessels much faster, and the reasons why are unclear.
- Conditions
- Spinal Cord Injuries, Cardiovascular Diseases, Endothelial Dysfunction
- Trial name
- NCT06443151
- Testing
- Brachial intra-arterial infusion of vasoactive and antioxidant drugs (acetylcholine, nitroprusside, ascorbic acid), venous occlusion plethysmography, Acetylcholine
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Craig Hospital
Hypertension,Essential
Endothelial Function in Prehypertension
In the frame of this proposal investigators will test the hypothesis that high normal blood pressure (prehypertension; PreHT) induces systemic endothelial dysfunction and endothelial activation in both micro- and…
- Trial name
- NCT06316271
- Where
- Croatia
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Josip Juraj Strossmayer University of Osijek
Aging, Fragility
Ischemic Conditioning to Promote Microvascular Resiliency in Frail Individuals
The goal of this clinical trial is to see how small blood vessels respond to the stress of high intensity exercise, and if a safe and simple intervention called ischemic conditioning can protect blood vessels from the stress of…
- Conditions
- Aging, Fragility, Endothelial Dysfunction
- Trial name
- NCT05808686
- Testing
- Ischemic Conditioning
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Medical College of Wisconsin
Hypertension, Autonomic Dysfunction
Autonomic Regulation of Blood Pressure and Heart Rate During Orthostasis and Exercise in Healthy and Hypertensive Individuals
The goal of this observational study is to assess arterial stiffness and autonomic regulation of blood pressure and heart rate in healthy adults and people with arterial hypertension during orthostatic stress and graded physical…
- Conditions
- Hypertension, Autonomic Dysfunction, Orthostatic Hypotension
- Trial name
- NCT07482462
- Where
- Slovenia
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- University Medical Centre Ljubljana
CADASIL
Development and Validation of a Functional MRI Biomarker of Cerebral Small Vessel Dysfunction in CADASIL
Cerebral small vessel diseases (cSVD) are diseases of brain tissue involving vessels (arterioles or capillaries) with a diameter of less than 400 microns.
- Trial name
- fMRI BioSVD (NCT06859658)
- Testing
- Functional MRI at 3T
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Cerebral Small Vessel Disease
Correlation Between Deep Medullary Veins and Cognitive Dysfunction in Cerebral Small Vessel Disease
This study aims to obtain the characteristics of cognitive impairment and imaging characteristics of patients with Cerebral small vessel disease (CSVD) through comprehensive and standardized neuropsychological assessment and…
- Trial name
- NCT05715710
- Where
- China
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Zigong No.1 Peoples Hospital
Primary Hypertension
Dietary Nitrate and the Oral Microbiome in Children With Primary Hypertension
Children and adolescents with primary hypertension (high blood pressure without an underlying secondary cause) are at increased risk of cardiovascular disease in adulthood.
- Trial name
- NCT07236125
- Testing
- No active intervention
- Where
- Turkey (Türkiye)
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Yelda Kasımoğlu
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
Peripheral Vascular Diseases
Examining the Impact of Exercise Training on Vascular Dysfunction in Individuals With Mental Health Disorders - Study 2
The purpose of this research study is to examine the effect of various forms of exercise training on blood vessel function in healthy individuals as well as individuals with mental health disorders (posttraumatic stress disorder…
- Trial name
- NCT04922762
- Testing
- Moderate Intensity, Normal Volume Exercise Training, High Intensity, Normal Volume Exercise Training, Moderate Intensity, High Volume Exercise Training
- Where
- United States
- Volunteers
- 360 people, healthy volunteers welcome
- Sponsor
- Virginia Commonwealth University
Cerebrovascular Disease
Multi-Modality Imaging Standard Cohort Of Cerebrovascular Disease
The aim of this study is to establish a multi-center and multi-modality imaging standard cohort of cerebrovascular disease, analyze the potential mechanisms affecting the prognosis of cerebrovascular disease based on a variety of…
- Trial name
- NCT06925178
- Where
- China
- Volunteers
- 800 people, healthy volunteers welcome
- Sponsor
- Beijing Tiantan Hospital