Clinical trials: Vascular Function
Vitamin D Deficiency, Orthostatic Intolerance
Vitamin D Deficiency and Dysautonomia
In previous work the investigator identified a group of children between the ages of 10-18 years whose diagnostic workup for chronic nausea unexplained by conventional diagnostic tests has unexpectedly revealed underlying…
- Conditions
- Vitamin D Deficiency, Orthostatic Intolerance, Nausea
- Trial name
- NCT03032328
- Testing
- vitamin D supplement
- Where
- United States
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- Wake Forest University Health Sciences
Ehlers-Danlos Syndrome
Registry of Ehlers-Danlos Syndrome
RED is a retrospective and prospective registry, finalized for care and research purposes. It is articulated in main sections - strongly related and mutually dependent on each other - corresponding to different data domains…
- Trial name
- RED (NCT04133272)
- Where
- Italy
- Volunteers
- 3,000 people, healthy volunteers welcome
- Sponsor
- Luca Sangiorgi
Healthy
Investigating the Acute Effects of Blueberry (Poly)Phenols on Vascular Function and Cognition in Healthy Individuals.
This study aims to determine the effect of blueberry (poly)phenol vs placebo on vascular function and cognitive performance with an insight into cerebral blood flow velocity changes, across all ages of the general healthy…
- Trial name
- BluLife (NCT03592966)
- Testing
- Wild Blueberry Powder
- Where
- United Kingdom
- Volunteers
- 92 people, healthy volunteers welcome
- Sponsor
- King's College London
Oculocerebrorenal Syndrome
Study of the Pathophysiological Mechanisms Involved in Bleeding Events
Lowe syndrome is associated with mutations in the OCRL1 gene, which encodes OCRL1, a phosphatidylinositol-4, 5-bisphosphate (PtdIns(4, 5)P (2))5-phosphatase.
- Trial name
- LOWE (NCT01314560)
- Testing
- Blood sample
- Where
- France
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Anterior MI, Colchicine
Effect of Colchicine On Left Ventricle Function After Anterior Myocardial Infarction Assessed By Speckle Tracking
Effect of colchicine use on Left ventricles systolic function in patients with anterior S-T elevation myocardial infarction undergoing primary Percutaneous coronary intervention by using speckle tracking Echocardiography…
- Trial name
- NCT05200052
- Testing
- Colchicine 0.5 mg Oral Tablet
- Where
- Egypt
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
Diabetes Mellitus, Non-Insulin Dependent, Non-Insulin Dependent
Study of the Effects of Vitamin C on Patients With Type 2 Diabetes
Diabetes is a disease characterized by decreased sensitivity to the action on insulin to promote sugar (glucose) use and blood vessel relaxation (vasodilation) in muscle.
- Trial name
- NCT00001870
- Testing
- Acetylcholine
- Where
- United States
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- National Center for Complementary and Integrative Health (NCCIH)
Hyperaldosteronism, Hypertension
Effects of Salt Intake on the Nervous Systems of Patients With Salt-Sensitive High Blood Pressure
Some patients with high blood pressure can experience an increase of blood pressure by 10 percent or more by taking in salt. These patients are referred to as having "salt-sensitive" (SS) hypertension.
- Trial name
- NCT00001176
- Where
- United States
- Volunteers
- 110 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Persistent COVID-19, Quality of Life
Vascular Structure, Vascular Function and Vascular Aging in Adults Diagnosed With Persistent COVID
The ICOPER study aims to analyze the structure, vascular function, vascular aging and determining factors in 300 adults diagnosed with Persistent Covid in the field of Primary Health Care.
- Conditions
- Persistent COVID-19, Quality of Life, Lifestyles, Arterial Stiffness
- Trial name
- ICOPER (NCT05819840)
- Where
- Spain
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Fundacion para la Investigacion y Formacion en Ciencias de la Salud
Hypercholesterolemia, Postmenopause
Vascular and Metabolic Effects of Hormone Therapy Combined With L-Arginine in Postmenopausal Women
Estrogen therapy has been associated with reduced risk of coronary heart disease events in observational studies of postmenopausal women.
- Trial name
- NCT00001752
- Testing
- L-arginine, Estrogen
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Cystic Fibrosis
Longitudinal Assessment of Exercise Capacity and Vascular Function in Patients With CF
This project is an attempt to understand how Orkambi treatment affects exercise capacity and the function of the arteries in CF patients who are homozygous F508del.
- Trial name
- NCT03338595
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Augusta University
Type 1 Diabetes
The Impact of Fitness on Vascular Dysfunction in Adolescents With Type 1 Diabetes
The principal hypothesis of this study is that the micro and macro vasculature of young diabetes mellitus type 1 (DM1) patients is particularly susceptible to atherogenic factors which cause vascular dysfunction at multiple…
- Trial name
- NCT01337947
- Testing
- Definity microbubbles
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- University of Virginia
Healthy
Analysis of Heart Muscle Function Following Exercise in Patients With Heart Disease
This study is designed to examine the blood flow, the nutrition, and the beating function of the heart under different conditions. Patients with narrowed coronary arteries my have restricted blood flow to the heart.
- Trial name
- NCT00001528
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Brain Tumor, Brain Pathology
Can we Use Resting-state fMRI and CSD Fiber Tractography for Presurgical Mapping?
This prospective study aims to investigate and validate the use of resting-state functional MRI (rs-fMRI) and high angular resolution diffusion imaging (HARDI), specifically constrained spherical deconvolution (CSD) tractography…
- Conditions
- Brain Tumor, Brain Pathology, Epilepsy, Vascular Malformations, Brain
- Trial name
- NCT06040580
- Where
- Belgium
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Type 1 Diabetes
Vascular Function in Adolescent, Diabetic Children
The objectives of this investigator initiated study are to: 1. Determine if and when vascular abnormalities occur during early adolescence 2. Determine if poor diabetic control is related to vascular abnormalities.
- Trial name
- NCT00348179
- Testing
- Measurement of vascular function per SphymgnoCor equipment
- Where
- United States
- Volunteers
- 85 people, healthy volunteers welcome
- Sponsor
- Children's Mercy Hospital Kansas City
Electric Stimulation Therapy, Muscle Strength
Effectiveness of NMES Associated to Vascular Occlusion in Functional Performance and Muscle Hypertrophy in Athlete's
This study evaluates the effect of training with neuromuscular electrical stimulation (NMES) associated with vascular occlusion of the lower limbs, for increased strength and hypertrophy of the quadriceps muscle of professional…
- Trial name
- NCT02406339
- Testing
- NMES, Vascular Occlusion
- Where
- Brazil
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- University of Sao Paulo
Hypertension, Left Ventricular Hypertrophy
Pediatric Hypertension and the Renin-Angiotensin SystEm (PHRASE)
Studying the causal roles of components of the renin-angiotensin-aldosterone system (including angiotensin-(1-7) (Ang-(1-7)), angiotensin-converting enzyme 2 (ACE2), Ang II, and ACE), uric acid, and klotho in pediatric…
- Conditions
- Hypertension, Left Ventricular Hypertrophy, Left Ventricular Dysfunction, Left Atrial Dilatation
- Trial name
- PHRASE (NCT04752293)
- Where
- United States
- Volunteers
- 125 people, healthy volunteers welcome
- Sponsor
- Wake Forest University Health Sciences
Stroke
Comparison of Effectiveness of Virtual Reality With Mirror Therapy in Improving Motor Function of Upper Limb of Stroke Patients
The purpose of the study is to compare the effectiveness of virtual reality and mirror therapy in stroke patients. Different studies has been done to find out the best therapy for stroke patients.
- Trial name
- NCT05441228
- Testing
- Oculus Quest 2, Mirror therapy box
- Where
- Pakistan
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Shifa Tameer-e-Millat University
Exercise
The Munich Cardiovascular Adaptation in Young Athletes Plus Study
The aim of the 3-year longitudinal study is to investigate the cardiovascular system's response to training loads in young athletes.
- Trial name
- MuCAYAplus (NCT06259617)
- Where
- Germany
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- Technical University of Munich
Diabetes Mellitus, Type 2, Hypertension
Study of the Relationship Between Blood Vessels and Insulin Response in Adolescents
This study is designed to determine whether there is a relationship between the way insulin and blood vessels work. The difference in the interaction between Caucasian and African American adolescents will also be examined.
- Conditions
- Diabetes Mellitus, Type 2, Hypertension, Heart Disease, Stroke
- Trial name
- NCT00374361
- Where
- United States
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- Ohio State University
Cardiac Valve Disease
Ultrafiltration on Coagulation Function in Cardiac Surgery
To determine the effect of modified ultrafiltration, which is usually employed for reducing free water at the end of cardiopulmonary bypass (CPB), on coagulation profile in patients undergoing cardiac surgery
- Trial name
- NCT04031144
- Testing
- Ultrafiltration
- Where
- South Korea
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- Konkuk University Medical Center