Clinical trials: Cardiac Abnormalities
Williams Syndrome, Supravalvular Aortic Stenosis
Impact of Elastin Mediated Vascular Stiffness on End Organs
Background: People with Williams Syndrome (WS) and supravalvular aortic stenosis (SVAS) have less elasticity in their blood vessels. This is called blood vessel stiffness.
- Conditions
- Williams Syndrome, Supravalvular Aortic Stenosis, Cardiovascular Disease
- Trial name
- NCT02840448
- Where
- 2 sites in United States
- Volunteers
- 159 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Stroke (CVA) or TIA, Diabetes
Risk Factors, Costs, and Impacts of ED Boarding
The goal of this observational study is to learn about the risk factors, costs, and operational impacts of emergency department boarding (patients admitted to the hospital but remaining in the emergency department awaiting…
- Conditions
- Stroke (CVA) or TIA, Diabetes, Asthma (Diagnosis), COPD (Chronic Obstructive Pulmonary Disease)
- Trial name
- NCT07532564
- Where
- United States
- Volunteers
- 30,486 people, healthy volunteers welcome
- Sponsor
- University of Maryland, Baltimore
Turner Syndrome, Infertility, Female
Turner Syndrome Minipuberty Study
Rationale: Due to accelerated germ cell loss, infertility is a major problem in girls with Turner syndrome (TS). Therefore, cryopreservation of ovarian tissue or oocytes before exhaustion of the ovarian reserve may preserve…
- Conditions
- Turner Syndrome, Infertility, Female, Premature Ovarian Failure, Gonadal Dysgenesis
- Trial name
- Minipuberty (NCT04189406)
- Testing
- Venapunction
- Where
- 13 sites in Denmark, Germany and 3 more
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Radboud University Medical Center
Single-ventricle, Fontan Procedure
Exercise Capacity in Patients With Fontan Procedure
In literature, it has been reported that exercise capacity decreases in single-ventricle patients undergoing Fontan Procedure due to various factors related to surgery and underlying cardiac anomaly.
- Trial name
- NCT05063903
- Testing
- Demographic and clinical characteristics, incremental shuttle walk test, six minute walk test, hand grip strength, M. Quadriceps isometric muscle strength, body composition
- Where
- Turkey (Türkiye)
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Hacettepe University
Ventricular Septal Defect
Cardiopulmonary Function in Adults Born With a Ventricular Septal Defect
The overall objective for this study is to evaluate the cardiopulmonary function of VSD-patients compared with healthy age- and gender-matched controls.
- Trial name
- NCT03684161
- Testing
- Cardiopulmonary function
- Where
- Denmark
- Volunteers
- 95 people, healthy volunteers welcome
- Sponsor
- University of Aarhus
Amyloidosis Cardiac, Healthy Adults
Intracardiac Flow Assessment in Cardiac Amyloidosis
The primary objective of this study is to define the intracardiac flow imaging biomarkers in cardiac amyloidosis.
- Trial name
- NCT05379101
- Testing
- Cardiac magnetic resonance image (CMR), Transthoracic Echocardiogram (TTE), Six-minute Walk Test
- Where
- United States
- Volunteers
- 81 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Long QT Syndrome Type 1 or 2
Comparison Between Epinephrine and Exercise Test in QT Long Syndrome Patients
The aim of the study is to evaluate the best stress exam to unmask long QT in patient with KCNQ1 or KCNH2 mutation without long QT interval in rest electrocardiogram.
- Trial name
- QT long (NCT01745666)
- Testing
- exercise test, Epinephrine test
- Where
- 8 sites in France
- Volunteers
- 130 people, healthy volunteers welcome
- Sponsor
- Nantes University Hospital
Bicuspid Aortic Valve
Bicuspid Aortic Valve (BAV) Registry
The purpose of this registry is to gather information on patients with bicuspid aortic valve disease.
- Trial name
- BAV (NCT01756222)
- Where
- United States
- Volunteers
- 5,000 people, healthy volunteers welcome
- Sponsor
- University of Michigan
Williams Syndrome, Duplication
Defining the Brain Phenotype of Children With Williams Syndrome
Background: Little is known about how the brain changes during childhood and adolescence, how genes affect this process, or how the brains of people with 7q11.23 genetic variation change during this period.
- Trial name
- NCT01132885
- Where
- United States
- Volunteers
- 415 people, healthy volunteers welcome
- Sponsor
- National Institute of Mental Health (NIMH)
Marfan Syndrome
Clinical Variability in Marfan Syndrome
Marfan syndrome is an autosomal dominant connective tissue disorder caused by mutations in the fibrillin-1 gene (FBN1). Penetrance of FBN1 mutations is complete but intra and inter familial clinical expressivity is extremely…
- Trial name
- Variarfan (NCT01707563)
- Testing
- skin punch biopsy and molecular biology, fibroblast culture and molecular biology
- Where
- France
- Volunteers
- 160 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Congenital Heart Disease
Microcirculation and Vascular Function After Fontan Surgery
Fontan Surgery is done for children with only one working lower chamber of the heart called the 'Single Ventricle'. This surgery involves making connections between the two big veins that drain oxygen deficient blood to the heart…
- Trial name
- MICROFON (NCT05683067)
- Testing
- Hand Held Capillary Microscopy, Mobile 'O' Graph, quality of life using questionnaires
- Where
- United Kingdom
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- University of Leicester
Congenital Heart Disease
A Comparison of Multidetector CT and TE in the Diagnosis of Congenital Cyanotic Heart Diseases
Multi-detector computed tomography angiography (MDCTA) provides high-resolution images of the heart and its vasculature, allowing for accurate anatomical assessment, detection of complex cardiac morphology,
- Trial name
- NCT06749548
- Testing
- Group 1
- Where
- Pakistan
- Volunteers
- 122 people, healthy volunteers welcome
- Sponsor
- Superior University
Spinal Muscular Atrophy, Fragile X Syndrome
Early Check: Expanded Screening in Newborns
Early Check provides voluntary screening of newborns for a selected panel of conditions. The study has three main objectives: 1) develop and implement an approach to identify affected infants, 2) address the impact on infants and…
- Conditions
- Spinal Muscular Atrophy, Fragile X Syndrome, Fragile X - Premutation, Duchenne Muscular Dystrophy
- Trial name
- NCT03655223
- Testing
- Confirmatory Testing
- Where
- United States
- Volunteers
- 30,000 people, healthy volunteers welcome
- Sponsor
- RTI International
Congenital Heart Disease (CHD), Artificial Intelligence (AI)
A Multicenter Study of Artificial Intelligence Model for Fetal Congenital Heart Disease
This study addresses congenital heart disease in fetuses, a specific birth defect, by collaborating with multicenter medical institutions across China.
- Trial name
- NCT06796127
- Where
- China
- Volunteers
- 10,000 people, healthy volunteers welcome
- Sponsor
- Beijing Anzhen Hospital
Congenital Heart Disease
Clinical Audit On Management Of Congenital Heart Disease In ACUH
Congenital Heart Disease (CHD) is the most common birth defect in the United States, affecting approximately 0.8% of live births.
- Trial name
- NCT03850223
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Assiut University
Abnormalities, Hyperlipidemia
Study of the Effects of Blackcurrant Extract and Omega-3 Fats on the Health of the Heart and Blood Vessels
Background: Heart disease is the leading cause of death in the United States. Eating fruits and vegetables with chemicals called flavonoids may protect against heart disease and improve blood flow to the heart.
- Conditions
- Abnormalities, Hyperlipidemia, Cardiovascular Disease, Arteriosclerosis
- Trial name
- NCT02019680
- Volunteers
- healthy volunteers welcome
- Sponsor
- National Institute of Nursing Research (NINR)
Pregnancy, Long QT Syndrome
Ventricular Repolarization During the Pregnancy-to-Postpartum Transition (QuTe)
Pregnancy and the postpartum period are accompanied by marked changes in heart rate, circulating hormones, and electrolyte balance that may influence ventricular repolarization.
- Trial name
- QuTe (NCT02931695)
- Testing
- Evaluation of QT interval duration, Circulating sex hormones levels sample
- Where
- France
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- French Cardiology Society
Fetal Growth Retardation
Fetal Heart Rate Variability
Need statement a new way to distinguish between a healthy small fetus and a small fetus suffering from deprivation of nutrition and oxygen to prevent unnecessary induction of preterm birth and improve neonatal outcome.
- Trial name
- NCT04323865
- Testing
- fetal heart rate variability
- Where
- Denmark
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- University of Aarhus
Patent Ductus Arteriosus
An Escalating Dose Indomethacin for the Treatment of Persistent Patent Ductus Arteriosus (PDA) In Preterm Infants
A large patent ductus arteriosus (PDA) is associated with congestive heart failure, pulmonary hemorrhage, chronic lung disease (CLD), necrotizing enterocolitis (NEC) and intraventricular bleeding.
- Trial name
- NCT00750581
- Testing
- Indomethacin
- Where
- Canada
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- University of Calgary
Arrhythmogenic Right Ventricular Cardiomyopathy
Arrhythmogenic Activity During Exercise in ARVC Patients
Current guidelines advocate that ARVC patients, typically young and active individuals with a significant history of competitive endurance sports, cease endurance training in favour of activities with low cardiac burden such as…
- Trial name
- NCT06040242
- Testing
- Exercise
- Where
- Switzerland
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Swiss Federal Institute of Technology