Clinical trials: Echocardiography
Congenital Heart Disease, Valvular Heart Disease
Echocardiographic Assessment of Valvular Dysfunction in Children With CHD
This cross-sectional study aims to assess the type and severity of valvular dysfunction by echocardiography in children with congenital heart disease.
- Trial name
- NCT07866924
- Volunteers
- 100 people
- Sponsor
- Assiut University
Heart Valve Diseases, Complication,Postoperative
Fast Track Concept for Transfemoral TAVI
Transcatheter aortic valve implantation (TAVI) in high-risk patients with severe aortic valve stenosis has developed itself until today as an established minimally invasive alternative procedure worldwide, with a focus on the…
- Trial name
- NCT04792827
- Where
- Germany
- Volunteers
- 200 people
- Sponsor
- University Hospital Schleswig-Holstein
Pregnancy
Normal Reference Value for Echocardiography in Chinese Han Pregnancies
The First Hospital of China Medical University initiated a multi-center study on the reference range of echocardiography in Chinese Han Pregnancies to determine the reference range of echocardiography in the pregnant population…
- Trial name
- NCT05547841
- Testing
- Echocardiography acquisition
- Where
- 34 sites in China
- Volunteers
- 680 people
- Sponsor
- First Hospital of China Medical University
Heart Failure, Heart Failure With Reduced Ejection Fraction
Efficacy of AI EF Screening by Using Smartphone Application Recorded PLAX View Cardiac Ultrasound Video Clips
Assessing the Efficacy of Artificial Intelligence in Left Ventricular Function Screening Using Parasternal Long Axis View Cardiac Ultrasound Video Clips ABSTRACT BACKGROUND: Echocardiography serves as a fundamental diagnostic…
- Conditions
- Heart Failure, Heart Failure With Reduced Ejection Fraction, Cardiac Failure, Echocardiography
- Trial name
- NCT06330103
- Testing
- Easy EF
- Where
- Thailand
- Volunteers
- 923 people, healthy volunteers welcome
- Sponsor
- Rayong Hospital
Brain Vascular Disorders, Coronary Artery Disease
Detection of Ultrasound Contrast Signals in the Cerebral Circulation
To Determine whether transcranial ultrasound can detect the presence of intravenously injected microbubbles used routinely for dobutamine stress echocardiography.
- Trial name
- NCT00579241
- Testing
- Ultrasound on Temporal Bone
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Nebraska
Congenital Heart Defect, Heart Defects, Congenital
Fetal Cardiac Anomalies at Anomaly Scan: Detection and Pregnancy Outcomes - Assiut 2026
Congenital heart defects are among the most common congenital anomalies and cause significant perinatal morbidity and mortality. Prenatal detection allows counseling, multidisciplinary planning and optimization of delivery.
- Trial name
- NCT07832851
- Volunteers
- 200 people
- Sponsor
- Assiut University
Heart Failure With Preserved Ejection Fraction
Mechanisms of LV Remodeling in Hypertensive Patients Working on a Rotational Expeditionary Basis in the Arctic
The main goal of our investigation is to study the mechanisms of formation of left ventricular remodeling in patients with hypertension, working on a rotational expedition basis in the Arctic.
- Trial name
- NCT05839028
- Where
- Russia
- Volunteers
- 550 people, healthy volunteers welcome
- Sponsor
- Tomsk National Research Medical Center of the Russian Academy of Sciences
Pregnancy
Echo-Cardiographic Assessment of Cardiovascular Characteristics During Pregnancy and Postpartum Periods
The purpose of this echocardiographic study is to restudy the longitudinal changes in cardiac size and function during and after pregnancy in healthy women using relatively new parameters of systolic and diastolic function as…
- Trial name
- NCT00522977
- Where
- Israel
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Hillel Yaffe Medical Center
Shock Circulatory, Cardiogenic Shock
Left Ventricular Outflow Tract Mean Velocity in Children: a Strong Alternative to Cardiac Index in Pediatric Intensive Care Unit
Objectives: Noninvasive assessment of cardiac index (CI) in pediatric critical ill patient is crucial. Aortic Velocity Time Integral (VTI) valuable in adults, faces age and heart rate variability challenges in pediatrics…
- Trial name
- NCT06837727
- Where
- France
- Volunteers
- 300 people
- Sponsor
- Central Hospital, Nancy, France
Right Heart Dysfunction
Measurement of Tricuspid AnnularPlane Systolic Excursion in Transesophageal Echocardiography
The aim of this study is to measure TAPSE in TEE using two deep transgastric views. This is a prospective comparative diagnostic study where 21 CABG patients who are enrolled for the study will be studied during the…
- Trial name
- TAPSE (NCT03649854)
- Where
- Singapore
- Volunteers
- 26 people
- Sponsor
- National University Hospital, Singapore
Hypertrophic Cardiomyopathy, Hypertrophic Obstructive Cardiomyopathy
Comparison of Squat-to-Stand Maneuver With Amyl Nitrite, Valsalva, and Exercise Stress Echocardiography in Inducing Latent Left Ventricular Outflow Obstruction in Hypertrophic Cardiomyopathy
The purpose of this study is to assess the effectiveness of squat-to-stand maneuver in eliciting left ventricular outflow gradients in patients with Hypertrophic Cardiomyopathy (HCM) compared to Valsalva, amyl nitrite inhalation…
- Conditions
- Hypertrophic Cardiomyopathy, Hypertrophic Obstructive Cardiomyopathy, Cardiomyopathy, Hypertrophic
- Trial name
- NCT04905173
- Testing
- Squat-to-stand maneuver, Amyl nitrite inhalation, Valsalva
- Sponsor
- Mayo Clinic
Right Ventricle, Pulmonary Valve Stenosis
Follow Up on Freestyle Valves in Children
The purpose of this study is to determine if the Medtronic Freestyle porcine valve is effective over a long period of time when it is used to replace the valve that normally allows blood to flow from the right lower pumping…
- Conditions
- Right Ventricle, Pulmonary Valve Stenosis, Pulmonary Valve Atresia
- Trial name
- NCT00385112
- Testing
- Echocardiogram
- Where
- United States
- Volunteers
- 98 people, healthy volunteers welcome
- Sponsor
- Emory University
Cardiology, Acute Coronary Syndrome
Echocardiography by Non-cardiologist in Early Management of Patients With Chest Pain
The aim of the study is to find out the benefit of echocardiography, which is performed by a physican without a cardiological or radiological specialty.
- Conditions
- Cardiology, Acute Coronary Syndrome, Echocardiography
- Trial name
- ENDEMIC (NCT05306730)
- Testing
- ECHOcardiography, Point-of-Care UZ
- Volunteers
- 430 people
- Sponsor
- University of Defence, Faculty of Military Health Sciences
Malaria, Pulmonary Hypertension
Role of Nitric Oxide in Malaria
This study, conducted by NIH, the University of Bamako in Mali, Africa, and Tulane University will examine the relationships between hemolysis (breakdown of red blood cells), nitric oxide (a gas important in regulating blood…
- Trial name
- NCT00527163
- Where
- Mali
- Volunteers
- 103 people
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Heart Failure
Heart Failure With Normal Ejection Fraction (HFNEF) in Hemodialysed Patients: Beneficial Effect of Ivabradine
Heart failure with normal ejection fraction is often under diagnosed and certainly under treated in hemodialyzed patients. Because of the benefit of reducing heart rate, ivabradine, a pure heart-rate lowering agent without…
- Trial name
- NCT01373619
- Testing
- Ivabradine
- Where
- Italy
- Volunteers
- 150 people
- Sponsor
- University of Campania Luigi Vanvitelli
Coronary Artery Disease
Impact of the ProbeFix on the Workflow of Pharmacological Stress Echocardiography Examinations
Pharmacological stress-echocardiography examinations are routinely performed in daily clinical practice. Usually, the echo probe is manually placed on the patient's thorax by the physician.
- Trial name
- NCT04016363
- Testing
- ProbeFix, Manual hold
- Where
- Germany
- Sponsor
- Amir Abbas Mahabadi
Hypertrophic Cardiomyopathy (HCM), Cardiac Imaging
ENABLE-HCM - AI-ENabled Echocardiography With Ultrasound Beyond the Echo Lab for Better HCM Imaging and Expanded Access
This study evaluates whether healthcare providers without specialized ultrasound training can use UltraSight's machine learning based Guidance Software to perform limited transthoracic echocardiography in patients with…
- Conditions
- Hypertrophic Cardiomyopathy (HCM), Cardiac Imaging, Echocardiography, Mavacamten
- Trial name
- NCT07155434
- Where
- United States
- Volunteers
- 36 people
- Sponsor
- UltraSight
High Altitude Pulmonary Hypertension
Right Ventricular Function During Exercise in Highlanders/Lowlanders
The purpose of the current study is to evaluate the right ventricular function during graded cycling on an ergometer by transthoracic echocardiography in Kyrgyz highlanders with high altitude pulmonary hypertension (HAPH) by…
- Trial name
- NCT03165032
- Where
- Kyrgyzstan
- Volunteers
- 173 people
- Sponsor
- University of Zurich
To Assess Cardiovascular Function
QuantaFlo HD Clinical Validation Study
The primary aim of this validation protocol is to assess cardiovascular function through transthoracic echocardiography ("Echo") measurements and the QuantaFlo HD test measuring blood flow at the finger during a forced expiration…
- Trial name
- NCT07219693
- Testing
- QuantaFlo HD
- Where
- United States
- Volunteers
- 600 people
- Sponsor
- Semler Scientific
Acute Coronary Syndrome, Myocardial Infarction
Utilization of Diagnostic Ultrasound in the Detection and Therapy of Acute Coronary Syndromes
The study will see if mechanical impulses delivered by an echocardiographic probe during a continuous infusion of MRX 801 are capable of improving blood flow in smaller heart vessels in patients with acute coronary syndromes.
- Trial name
- NCT00955136
- Testing
- Use of intermittent high MI impulses during echocardiogram
- Sponsor
- University of Nebraska