Clinical trials: Echocardiography
Aortic Stenosis, Disorder of Prosthetic Cardiac Valve
Biomarkers in Aortic Stenosis - B.A.S.S.
This study is being done to determine whether or not new blood test(s) can determine the severity of heart conditions. Aortic stenosis, hypertrophic cardiomyopathy, mitral regurgitation, aortic regurgitation, artificial heart…
- Conditions
- Aortic Stenosis, Disorder of Prosthetic Cardiac Valve, Aortic Valve Insufficiency, Mitral Valve Insufficiency
- Trial name
- BASS (NCT01334801)
- Testing
- Blood Draw
- Where
- United States
- Volunteers
- 378 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Heart Failure, Diastolic
Exercise Pulmonary Transit Time
The study seeks to measure pulmonary transit time via contrast-echocardiography before and after exercise.
- Trial name
- NCT04336995
- Testing
- contrast echocardiography
- Where
- United States
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center
Fetal Growth Restriction
Evaluation of Fetal Heart
Evaluation of fetal cardiac functions in cases complicated with growth restriction
- Trial name
- NCT07760194
- Testing
- Echocardiography
- Where
- Egypt
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Assiut University
Haemodynamic Rebound
Hemodynamic Repercussions of Noninvasive Ventilation
The noninvasive ventilation (NIV) is a method of ventilatory support that does not require artificial airway. Its application is associated with complex hemodynamic repercussions, therefore is important to identify them for…
- Trial name
- NCT02139631
- Testing
- Noninvasive ventilation
- Where
- Brazil
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Federal University of Uberlandia
Valvular Heart Disease
Evaluation of an Automated Smartphone-based Digital Auscultation Application for Detecting Abnormal Heart Sounds Using Deep Learning Techniques
This pilot study is to investigate the feasibility of obtaining medical grade audio phonocardiogram (PCG) recordings using a smartphone-based auscultation device in the first step.
- Trial name
- AVDA (NCT05325723)
- Where
- Switzerland
- Volunteers
- 102 people, healthy volunteers welcome
- Sponsor
- University Hospital, Basel, Switzerland
Cardiac
TEE Training for Anaesthesiologists
This study aims to find out the best sequence of teaching and learning events (i.e. first lecture and then simulated training or first simulated training and then lecture) in the acquisition of knowledge on Transoesophageal…
- Trial name
- NCT04024982
- Testing
- Sequence of teaching (Lecture first followed by Simulation), Sequence of teaching (Simulation first followed by Lecture)
- Where
- Singapore
- Volunteers
- 43 people, healthy volunteers welcome
- Sponsor
- National University of Singapore
Prematurity; Extreme
Pulmonary Vascular Disease and Cardiac Performance in Extreme Preterm Infants
Pulmonary vascular disease and cardiac performance in extreme preterm infants: A prospective cross-sectional study
- Trial name
- NCT04114435
- Testing
- Echocardiography
- Where
- Canada
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- McGill University Health Centre/Research Institute of the McGill University Health Centre
Connective Tissue Diseases, Right Ventricular Hypertrophy
Early Detection of Cardiac Impairment and Prediction of RV Hypertrophy in Patients With CTD
There have been reports suggesting that progressive RV failure and death in connective tissue disease (CTD) are related to right ventricular hypertrophy (RVH) and dilation, irrespective of pulmonary arterial hypertension (PAH).
- Trial name
- EARLY-MYO-CTD (NCT04297371)
- Testing
- CMR examination
- Where
- China
- Volunteers
- 136 people, healthy volunteers welcome
- Sponsor
- RenJi Hospital
Anorexia Nervosa, Obesity
Study of the Effects of Adolescent Weight Disorders (Obesity, Anorexia Nervosa) on Heart Function
The study aims to better understand the functioning of the heart of children and adolescents with anorexia nervosa or obesity, compared to the heart function of control subject.
- Trial name
- NCT05071157
- Testing
- echocardiography
- Where
- France
- Volunteers
- 87 people, healthy volunteers welcome
- Sponsor
- University Hospital, Clermont-Ferrand
Valvular Heart Disease, Pericardial Disease
PPG to Predict Ejection Fraction and Other Echographic Data in the General Population
The investigators are aiming to investigate the association between ejection fraction (EF) determined by echocardiography and signals obtained from Photoplethysmography (PPG) in the general population.
- Conditions
- Valvular Heart Disease, Pericardial Disease, Cardiomyopathies
- Trial name
- NCT04843371
- Testing
- Photoplethysmography
- Where
- 3 sites in United States
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Tulane University
Pregnancy Related, Hemorrhage
The Effect of Fluids on Aortic VTI During C-section
Pregnancy is associated with a myriad of physiologic changes, including expansion of blood volume, decrease in oncotic pressure, and increased cardiac output. The obstetric population is associated with intrapartum hemorrhage.
- Conditions
- Pregnancy Related, Hemorrhage, Fluid Overload, Labor Complication
- Trial name
- NCT04330742
- Testing
- lactated ringers
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Baylor College of Medicine
Congenital Heart Disease
Real-time 3-Dimensional Echocardiography for Assessment of Cardiac Function and Congenital Heart Disease
The propose of this study is to generate normative data of the tree-dimensional echocardiographic(3-DE) measurements for cardiac structure and function in a large cohort of normal infants, children,and adolescents.
- Trial name
- 3DE-CHD (NCT01300221)
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Drexel University
Dapagliflozin (Forxiga), Atrial Fibrillation (AF)
Dapagliflozin on Outcomes of Rhythm Control Strategy (Pharmacological ± Interventional) in Patient with Atrial Fibrillation
Investigator study the efficacy and safety outcomes of Dapagliflozin use among newly diagnosed Atrial fibrillation patients when underwent rhythm control strategy regardless their diabetic status.
- Trial name
- NCT06759909
- Testing
- Dapagliflozin (DAPA)
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Assiut University
Neonatal Respiratory Distress
Urine NT-ProBNP in Neonatal Respiratory Distress
There is a need for a biochemical marker in addition to clinical condition which will help the physician to understand the clinical progress of the disease.
- Trial name
- NT-proBNP (NCT02020993)
- Where
- Turkey (Türkiye)
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Ankara University
Bronchopulmonary Dysplasia
Early Predictors of Bronchopulmonary Dysplasia in Extremely Preterm Infants
Bronchopulmonary dysplasia (BPD) remains one of the most common complications in extremely preterm infants despite advances in neonatal intensive care.
- Trial name
- EPIRESP (NCT07771387)
- Where
- Austria
- Volunteers
- 140 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Right Ventricular Dysfunction, Hypoxia
Impact of Iron Supplementation on Right Ventricular Function and Exercise Performance in Hypoxia
The purpose of this study is to determine if taking iron supplement pills improves exercise performance in low-oxygen conditions.
- Trial name
- NCT05349630
- Testing
- Ferrous sulfate 325mg
- Where
- United States
- Volunteers
- 5 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Cardiovascular Pathology
New Echocardiographic Parameters for Assessment of Longitudinal Left Ventricular Function
Assessment of left ventricular systolic function is the most frequent indication for routine echocardiography. Qualitative eyeball method and biplane modified Simpson's rule, both measuring radial ventricular function, are the…
- Trial name
- LAX (NCT01275963)
- Where
- Germany
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Heidelberg University
Left Ventricular Hypertrophy, Hypertension
Response of the Myocardium to Hypertrophic Conditions in the Adult Population
Hypertension and aortic stenosis are the two leading conditions that cause thickening of the heart muscles (left ventricular hypertrophy). Left ventricular hypertrophy is initially adaptive to maintain optimal heart function.
- Conditions
- Left Ventricular Hypertrophy, Hypertension, Myocardial Fibrosis
- Trial name
- NCT02670031
- Testing
- Cardiovascular Magnetic Resonance, Echocardiogram, Electrocardiogram
- Where
- Singapore
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- National Heart Centre Singapore
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