Clinical trials: Stenoses, Aortic Valve
Cardiovascular Diseases, Hypertrophic Cardiomyopathy (HCM)
AI-enabled Screening and Diagnosis of Cardiomyopathies Using Coronary CTA
The goal of this observational and diagnostic study is to develop and validate an artificial intelligence assisted approach for coronary computer tomography angiography-(CCTA)-based screening and diagnosis of cardiomyopathies in…
- Conditions
- Cardiovascular Diseases, Hypertrophic Cardiomyopathy (HCM), Dilated Cardiomyopathy (DCM), Restrictive Cardiomyopathy
- Trial name
- Atlantis (NCT06748261)
- Testing
- CCTAI model
- Volunteers
- 5,000 people, healthy volunteers welcome
- Sponsor
- Shanghai Zhongshan Hospital
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)
Williams Syndrome
Fat Distribution and Glucose Metabolism in Williams Syndrome
Williams Syndrome (WS) is a genetic syndrome with features that may include vascular stenoses, neuro-developmental changes, and a variety of endocrine and metabolic abnormalities, including impaired glucose metabolism and…
- Trial name
- NCT01864304
- Where
- United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Healthy, Hypertrophic Cardiomyopathy
Investigation Into the Use of Ultrasound Technique in the Evaluation of Heart Disease
The human heart is divided into four chambers. One of the four chambers, the left ventricle, is the chamber mainly responsible for pumping blood out of the heart into the circulation.
- Conditions
- Healthy, Hypertrophic Cardiomyopathy, Left Ventricular Hypertrophy
- Trial name
- NCT00001632
- Where
- United States
- Volunteers
- 195 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Cardiomyopathy, Hypertrophic
The Chinese Hypertrophic Cardiomyopathy Study(CHCS)
Hypertrophic cardiomyopathy (HCM) is one of the most common inherited cardiac diseases, with a prevalence of ∼0.2%. Sudden cardiac death (SCD), heart failure and stroke are the major poor outcomes of HCM.
- Trial name
- CHCS (NCT02696135)
- Where
- China
- Volunteers
- 3,000 people, healthy volunteers welcome
- Sponsor
- China National Center for Cardiovascular Diseases
Cardiomyopathy, Dilated, Cardiomyopathy, Hypertrophic
Association of Insulin Resistance and FGF21 on Cardiac Function in Pediatric Dilated Cardiomyopathy
This study will investigate whether there is an association between insulin resistance and cardiac function in children with dilated or hypertrophic cardiomyopathy.
- Conditions
- Cardiomyopathy, Dilated, Cardiomyopathy, Hypertrophic, Insulin Resistance
- Trial name
- NCT04222101
- Testing
- Oral glucose tolerance test
- Where
- United States
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- Le Bonheur Children's Hospital
Williams-Beuren Syndrome, Micro-duplication 7q11.23 Syndrome
Quantification of Elastin Markers Synthesis in Williams-Beuren Syndrome and 7q11.23 Micro-duplication Syndrome
Introduction: Williams-Beuren syndrome is a rare genetic disorder caused by a 7q11.23 microdeletion. The phenotype associates vasculopathy (arterial stenosis, hypertension), dimorphism and intellectual disability.
- Conditions
- Williams-Beuren Syndrome, Micro-duplication 7q11.23 Syndrome, Vasculopathy
- Trial name
- ELAST7 (NCT04051086)
- Testing
- Physical examination and Urine and blood samples, Urine and blood samples
- Where
- France
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Hospices Civils de Lyon
Dilated Cardiomyopathy, Hypertrophic Cardiomyopathy
Metabolomic Study of All-age Cardiomyopathy
This study aims to 1)characterize the differentially expressed metabolites between cardiomyopathy patients and healthy controls,2)identify the specific biomarkers associated with outcomes or risk evaluation in patients with…
- Conditions
- Dilated Cardiomyopathy, Hypertrophic Cardiomyopathy, Arrhythmogenic Right Ventricular Cardiomyopathy, Left Ventricular Non-compaction
- Trial name
- MAC (NCT03061994)
- Where
- China
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Beijing Institute of Heart, Lung and Blood Vessel Diseases
HCM - Hypertrophic Cardiomyopathy
Automated Reports Generation of Cardiovascular Magnetic Resonance Imaging
The goal of this observational study is to evaluate the accuracy, completeness, and clinical consistency of large language model-generated cardiac magnetic resonance (CMR) imaging reports compared with expert radiologist reports…
- Trial name
- NCT07340762
- Testing
- large lanuage model
- Where
- China
- Volunteers
- 20,000 people, healthy volunteers welcome
- Sponsor
- Chinese Academy of Medical Sciences, Fuwai Hospital
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)
Aortic Stenosis, Hypoplastic Left Heart Syndrome
Fetal Intervention for Aortic Stenosis and Evolving Hypoplastic Left Heart Syndrome
For fetuses with severe aortic stenosis, in utero balloon aortic valvuloplasty may improve fetal growth of left heart structures and thus improve potential for biventricular repair strategies after birth.
- Trial name
- NCT01736956
- Testing
- Fetal Aortic Valvuloplasty
- Where
- United States
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Mental Disorders
Effects of Emotion on Episodic Memory in Typically Developing Children and Children With Williams-Beuren Syndrome
It's well established in the literature that emotional events are more likely to be remembered than neutral events. Although this Emotional Enhancement of Memory (EEM) has been well demonstrated in the adult literature, little is…
- Trial name
- EEM-TAdev (NCT03688516)
- Testing
- Manipulation of valence and modality, Spatial and recognition memory, Source and content memory
- Where
- France
- Volunteers
- 280 people, healthy volunteers welcome
- Sponsor
- Hôpital le Vinatier
Rheumatic Heart Disease, Acute Rheumatic Fever
Rheumatic Heart Disease in Peru: Prevalence and Cardiovascular Outcomes Among Schoolchildren
Rheumatic heart disease remains a major challenge in low and middle income countries. Early detection of clinically silent valvular lesions by screening echocardiography allows timely implementation of secondary antibiotic…
- Trial name
- NCT02353663
- Testing
- Echocardiography
- Where
- 2 sites in Peru, Switzerland
- Volunteers
- 1,023 people, healthy volunteers welcome
- Sponsor
- Insel Gruppe AG, University Hospital Bern
Dilated Cardiomyopathy, Hypertrophic Cardiomyopathy
Non-Invasive Evaluation of Myocardial Stiffness by Elastography in Pediatric Cardiology (Elasto-Pédiatrie)
First, investigators must determine the physiological standards across age classes of myocardial stiffness estimated by Elastography in ultrafast (estimated right ventricular stiffness [VD] and left ventricular [LV]).
- Trial name
- NCT02619825
- Testing
- Echography, Elastography
- Where
- France
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- French Cardiology Society
Hypertrophic Cardiomyopathy
Egyptian Hypertrophic Cardiomyopathy Program
Egyptian HCM program aims at defining incidence, severity, phenotype, genotype and determinants of the disease in Egypt, and providing state-of-the-art treatment strategies including medical, surgical and interventional…
- Trial name
- NCT05884892
- Where
- Egypt
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- Magdi Yacoub Heart Foundation
Dilated Cardiomyopathy, Hypertrophic Cardiomyopathy
An Integrative-"Omics" Study of Cardiomyopathy Patients for Diagnosis and Prognosis in China
This is a multi-omics research of Chinese cardiomyopathies patients, aiming to determine genetic risk factor and serial biomarkers of cardiomyopathies in diagnosis and prognosis.
- Conditions
- Dilated Cardiomyopathy, Hypertrophic Cardiomyopathy, Arrhythmogenic Right Ventricular Cardiomyopathy, Left Ventricular Non-compaction
- Trial name
- AOCC (NCT03076580)
- Where
- 3 sites in China
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- Beijing Institute of Heart, Lung and Blood Vessel Diseases
Hypertrophic Cardiomyopathy
Family Studies of Inherited Heart Disease
Hypertrophic cardiomyopathy (HCM) is a genetically inherited heart disease. It causes thickening of heart muscle, especially the chamber responsible for pumping blood out of the heart, the left ventricle.
- Trial name
- NCT00001225
- Where
- United States
- Volunteers
- 5,880 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Williams Syndrome, Autism Disorder
Research on the Molecular Mechanism of Cognitive Differences Between Williams Syndrome and Autism Spectrum Disorder
Williams Syndrome (WS) is a rare neurodevelopmental disorder, usually caused by microdeletions of approximately 26 genes in the long arm (7q11.23) region of chromosome 7.
- Trial name
- WS and ASD (NCT07509879)
- Where
- China
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Qilu Hospital of Shandong University
Williams Syndrome, Induced Pluripotent Stem Cell (Ips Cell)
A Case-Control Observational Study of Peripheral Blood-Derived iPSC Models to Investigate Oligodendrocyte Lineage Development in Children With Williams Syndrome and Healthy Controls
This study aims to collect peripheral blood samples from children with Williams syndrome (WS) and healthy children, establish a cell line of induced pluripotent stem cells (iPSCs) derived from the subjects, and further induce and…
- Trial name
- NCT07537374
- Testing
- one-time peripheral blood collection
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- Qilu Hospital of Shandong University
Williams Beuren Syndrome, Williams Syndrome
Characterization and Natural History of Williams Syndrome and Other Chromosome 7q11.23 Variants
The goal of this observational natural history study is to better characterize development, transition to adulthood, health and behavior of individuals diagnosed with Williams syndrome (WS) or carrying other variants of 7q11.23…
- Conditions
- Williams Beuren Syndrome, Williams Syndrome, Williams Beuren Region Duplication, Dup7
- Trial name
- NCT06930417
- Where
- United States
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- University of Pennsylvania