Clinical trials: Cardiovascular Physiological Phenomena
Type 1 Diabetes
EMERALD: Effects of Metformin on Cardiovascular Function in Adolescents With Type 1 Diabetes
Diabetes is increasingly common among youth, forecasting early complications. Type 1 (T1D) cause early heart disease, shortening lifespan despite modern improvements in control of blood sugars and other risk factors for heart…
- Trial name
- EMERALD (NCT01808690)
- Testing
- Metformin
- Where
- United States
- Volunteers
- 52 people
- Sponsor
- University of Colorado, Denver
Severe Obesity, Cardiovascular Function
Use of Liraglutide in Children Aged 6 to 12 Years With Severe Obesity
This randomized controlled trial evaluates the efficacy, safety, metabolic, and cardiovascular effects of liraglutide in children aged 6 to 12 years with severe obesity.
- Conditions
- Severe Obesity, Cardiovascular Function, Liraglutide, Childhood Obesity
- Trial name
- NCT07590219
- Testing
- Liraglutide (Saxenda) 6Mg/Ml Inj Pen 3Ml
- Where
- Brazil
- Volunteers
- 30 people
- Sponsor
- University of Sao Paulo General Hospital
Type 1 Diabetes, Diabetic Kidney Disease
MANATEE-T1D: Metformin ANd AutomaTEd Insulin Delivery System Effects on Renal Vascular Resistance, Insulin Sensitivity, and Cardiometabolic Function in Youth With Type 1 Diabetes
Diabetic kidney disease and cardiovascular disease remain the leading causes of morbidity and mortality in people with type 1 diabetes and are exacerbated with longer duration of diabetes and time outside goal glycemic range.
- Conditions
- Type 1 Diabetes, Diabetic Kidney Disease, Cardiovascular Diseases, Endothelial Dysfunction
- Trial name
- MANATEE-T1D (NCT05065372)
- Testing
- Metformin Hcl 1000Mg Tab, Aminohippurate Sodium 20 % Injection, Iohexol 300 Mg/mL Injectable Solution
- Where
- 2 sites in United States
- Volunteers
- 60 people
- Sponsor
- Kalie Tommerdahl
Lassa Fever
Cardiovascular Function and Ribavirin PK/PD in Lassa Fever in Lassa Fever
Arenaviruses are included in the World Health Organisation R\&D Blueprint list of high priority pathogens, since this virus group includes several epidemic-prone highly pathogenic viruses for which there are inadequate…
- Trial name
- NCT04285034
- Where
- Nigeria
- Volunteers
- 158 people
- Sponsor
- University of Oxford
Vascular; Change, Dietary Modification
On-Line Intervention to Lower Cardiovascular Risk in Pediatric Heart Transplant Patients
Pediatric heart transplant patients have a high-risk cardiovascular profile affecting their long-term outcomes and survival. Currently, no effective cardiovascular preventative care is provided for this pediatric population, in…
- Conditions
- Vascular; Change, Dietary Modification, Physical Activity, Health Behavior
- Trial name
- NCT02519946
- Testing
- On-Line Diet and Exercise Intervention
- Where
- United States
- Volunteers
- 14 people
- Sponsor
- Stanford University
Thyrotoxicosis
Thiamine Supplement in Patients With Severe Hyperthyroidism
Thyrotoxicosis is a hypermetabolic state in which there is increased utilization of thiamine. Thiamine deficiency has been observed in association with hyperthyroidism.
- Trial name
- NCT02767245
- Testing
- Thiamine
- Where
- Thailand
- Volunteers
- 12 people
- Sponsor
- Ramathibodi Hospital
Cardiovascular Diseases, Heart Diseases
Sociodemographic Regulation of Cardiovascular Function and Structure
To establish the aspects of ethnicity that are associated with the differential expression of cardiovascular disease processes in African Americans and Caucasian Americans twin children.
- Conditions
- Cardiovascular Diseases, Heart Diseases, Hypertension
- Trial name
- NCT00005476
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Parasympathetic Cardiovascular Function Disorder
Heart Rate Variability and Cardiorespiratory Complications During Ophthalmic Arterial Chemotherapy for Retinoblastoma
A patient undergoing ophthalmic arterial chemosurgery may experience a sudden, profound decrease in lung compliance when the microcatheter is in the ICA or ophthalmic artery.
- Trial name
- NCT03450590
- Where
- South Korea
- Volunteers
- 38 people
- Sponsor
- Seoul National University Hospital
Down Syndrome, Obstructive Sleep Apnea Syndrome
Obstructive Sleep Apnea and Neurocognitive and Cardiovascular Function in Children With Down Syndrome
Many individuals with Down syndrome (DS) have breathing problems during sleep. This is called obstructive sleep apnea syndrome (OSAS).
- Trial name
- TRIO (NCT01808508)
- Testing
- Continuous positive airway pressure
- Where
- United States
- Volunteers
- 27 people
- Sponsor
- Children's Hospital of Philadelphia
Hemodynamic Monitoring
Evaluation of the UltraTrac System as a Non-Invasive Monitor of Hemodynamic Parameters
This study will test the use of the UltraTrac™ system, a small, noninvasive device that uses electrodes on the skin and a small ultrasound sensor to provide measurements of cardiac function in a wide of subjects.
- Trial name
- NCT07862608
- Testing
- Noninvasive Hemodynamic Monitoring System
- Where
- United States
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- AcQumen Medical, Inc.
Cardiovascular Diseases, Pre-Eclampsia Onset Less Than 37 Weeks (Diagnosis)
Postnatal Enalapril to Improve Cardiovascular fUnction Following Preterm Pre-eclampsia
This is a double blind randomised controlled feasibility study investigating the effect of postnatal enalapril on cardiovascular function in women who have had preterm pre-eclampsia.
- Trial name
- PICk-UP (NCT03466333)
- Testing
- Enalapril Maleate
- Where
- United Kingdom
- Volunteers
- 118 people
- Sponsor
- Manchester University NHS Foundation Trust
Infant, Premature, Diseases, Circulatory and Respiratory Physiological Phenomena
Dose-finding for Dobutamine During Transitional Circulation in Very Preterm Infants
Single centre, dose finding trial to establish the minimum effective dose of dobutamine required to treat hemodynamic insufficiency, defined as low superior vena cava (SVC) flow, in infants below 33 weeks' gestation during…
- Trial name
- NeoCirc-002 (NCT06878742)
- Testing
- Intravenous dobutamine 5 mcg/kg/min, Intravenous dobutamine 7.5 mcg/kg/min, Intravenous dobutamine 10 mcg/kg/min
- Where
- 3 sites in Spain
- Volunteers
- 30 people
- Sponsor
- Instituto de Investigación Hospital Universitario La Paz
Hemodynamic Monitoring
UltraTrac Clinical Pilot Study
This single-center pilot study will evaluate the accuracy and feasibility of non-invasive cardiac output measurement using the UltraTrac device in pediatric patients aged 0-21 years undergoing standard-of-care diagnostic cardiac…
- Trial name
- ULTRA-CO (NCT07864714)
- Testing
- Noninvasive Hemodynamic Monitoring System
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- AcQumen Medical, Inc.
Palliation of Congenital Heart Diseases, Cardiopulmonary Bypass
Impact of Chest Wall Mechanics on Lung and Cardiovascular Function During Delayed Sternal Closure
This study aims to describe chest wall mechanics during delayed sternal closure (DSC) in neonates following cardiopulmonary bypass or palliation of congenital heart diseases.
- Conditions
- Palliation of Congenital Heart Diseases, Cardiopulmonary Bypass, Chest Wall Mechanics, Neonatal Delayed Sternal Closure
- Trial name
- NCT05257525
- Testing
- Esophageal manometry catheter at various PEEP levels and tidal volumes
- Where
- Canada
- Volunteers
- 10 people
- Sponsor
- The Hospital for Sick Children
Childhood Obesity, Adolescent Obesity
Exercise and Diet Restriction on Cardiovascular Function in Obese Children and Adolescents
Prevalence rates of childhood obesity have reached alarming levels. As childhood obesity may already be associated with serious comorbidities, obese adolescents are at significantly higher risk for obesity and increased morbidity…
- Trial name
- NCT03762629
- Testing
- Exercise
- Where
- China
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Guangzhou Sport University
Hypertension, Pregnancy
Effects of Dietary Nitrate in Hypertensive Pregnant Women
High blood pressure in pregnancy affects around 10% of pregnancies, and is associated with serious adverse outcomes for both mother and baby.
- Trial name
- NCT02520687
- Testing
- Beetroot juice, Nitrate-depleted beetroot juice
- Where
- United Kingdom
- Volunteers
- 44 people
- Sponsor
- University of Manchester
Lassa Fever
Cardiovascular Function and Ribavirin Pharmacokinetics and Pharmacodynamics in Patients With Lassa Fever
Lassa fever carries a treated mortality in hospitalized patients of up to 50%. Lassa fever is often described as being characterized by vascular leak and shock in the terminal phase, but, whilst animal data supports this, there…
- Trial name
- NCT03889106
- Testing
- Ribavirin
- Where
- Sierra Leone
- Volunteers
- 2 people
- Sponsor
- University of Oxford
Chronic Disease, Kidney Diseases
A Study to Evaluate Whether Correction of Anemia Using Recombinant Human Erythropoietin Reduces the Progression of Atherosclerosis and Cardiac Hypertrophy in Pre-dialysis Chronic Kidney Disease Patients
The primary aim of the study is to evaluate the effects of correction of anemia using erythropoietin on the progression of atherosclerosis and cardiac muscle thickening in patients with chronic kidney disease
- Conditions
- Chronic Disease, Kidney Diseases, Cardiovascular Diseases
- Trial name
- NCT00563355
- Testing
- erythropoietin
- Where
- China
- Volunteers
- 66 people
- Sponsor
- Hospital Authority, Hong Kong
Congenital Heart Disease, Pulmonary Hypertension
MRI and Computational Simulation Cardiology Study
The purpose of this study is to (1) quantify cardiovascular anatomy and physiology using magnetic resonance imaging under both resting and exercise conditions in patients who have congenital heart disease and in age-matched…
- Trial name
- NCT03149341
- Testing
- Magnetic Resonance Imaging
- Where
- United States
- Volunteers
- 75 people
- Sponsor
- Stanford University
Type 1 Diabetes
The Association Between Time in Range With Markers of Endothelial and Cardiovascular Function
In this observaltional study, 90 patients aged >12 years old with T1DM who are on MiniMed 780G system will be included.We aim to investigate the association between time in range (70-140mg/dl) and time in tight range…
- Trial name
- NCT06810700
- Testing
- MiniMed 780G
- Volunteers
- 90 people
- Sponsor
- Attikon Hospital