Clinical trials: Ventricular Function
Heart Failure
Non-invasive Pressure-Volume Analysis (NIPVA)
If the heart fails to pump a sufficient amount of blood, it is crucial to know why in order to provide the best treatment. Pressure-volume analysis is the gold standard for evaluating the heart's pumping function.
- Trial name
- NIPVA (NCT01960894)
- Where
- United Kingdom
- Volunteers
- 65 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Pulmonary Arterial Hypertension, Healthy
Right Ventricular Metabolism in Pulmonary Arterial Hypertension
The purpose of this study is to use non-invasive imaging to determine the metabolic phenotype of the right ventricle in patients with pulmonary arterial hypertension across a spectrum of disease severity.
- Trial name
- NCT02763735
- Where
- United States
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center
Acute Myocardial Infarction
Strain-Encoded Magnetic Resonance Imaging in Acute Myocardial Infarction
The aim of the study was therefore to evaluate whether myocardial deformation imaging performed by SENC allows for quantification of regional left ventricular function and is related to transmurality states of infarcted tissue in…
- Trial name
- 137-2005 (NCT00752713)
- Testing
- cardiac MRI
- Where
- Germany
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- RWTH Aachen University
Valvular Heart Disease
Effect of Desflurane on Cardiac Function During Cardiac Surgery: Tissue Doppler Imaging of Mitral Valve Annular Velocity
The purpose of this study is to determine desflurane's dose-dependent effect on left ventricular (LV) function in cardiac surgery.
- Trial name
- NCT02003885
- Testing
- increment of desflurane
- Where
- South Korea
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Konkuk University Medical Center
Stiffness, Aortic, Cardiac Remodeling, Ventricular
Study of the Aorta Adaptations to Exercise in Triathletes During Sports Season (CoATri)
Regular sustained physical activity creates a cardiac remodelling : it is athlete's heart. In our preliminary work published in 2016, the investigators demonstrated in a small population of triathletes that there is also a…
- Conditions
- Stiffness, Aortic, Cardiac Remodeling, Ventricular, Vascular Remodeling, Magnetic Resonance Imaging, Functional
- Trial name
- CoATri (NCT03356301)
- Testing
- Cardiac MRI, Applanation tonometry
- Where
- France
- Volunteers
- 63 people, healthy volunteers welcome
- Sponsor
- Central Hospital, Nancy, France
Quantitative Validation for Ventricular SPECT Imaging
Validation of Quantitative Ventricular Function Imaging Single Photon Emission Tomography (Spect)Using the D-SPECT Cardiac Camera
The purpose of this study is to validate the use of DSPECT camera for the performance of quantitative spect ventricular function imaging by comparison to a validated procedure performed on standard nuclear cameras.
- Trial name
- NCT01296737
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Spectrum Dynamics
Pulmonary Embolism
Assessment of Right Ventricular Function After Acute Pulmonary Embolism Using Speckle Tracking Echocardiography
1. To asses regional RV function in patients presented with acute pulmonary embolism using speckle tracking echocardiography 2. To evaluate its relationship to long term mortality.
- Trial name
- NCT04609605
- Testing
- speckle tracking echocardiography
- Volunteers
- 68 people, healthy volunteers welcome
- Sponsor
- Assiut University
Type 2 Diabetes Mellitus
Effect of Pioglitazone on Left Ventricular Diastolic Function in Type 2 Diabetes Mellitus
This study is being done to determine if pioglitazone (Actos) is helpful to patients with type 2 diabetes and could possibly prevent harmful consequences of cardiovascular disease in diabetic patients.
- Trial name
- NCT00232362
- Testing
- Pioglitazone (Actos), Anti-diabetic agent other than pioglitazone or rosiglitazone
- Volunteers
- healthy volunteers welcome
- Sponsor
- Texas Tech University Health Sciences Center
Coronary Endothelial Dysfunction, Apical Ballooning Syndrome
The Relationship Between the Response to Mental Stress and Vascular Endothelial Function
The aim of this study is to measure how different people respond to mental stress. The investigators will measure if there are differences in cardiovascular responses to mental stress among different groups of subjects.
- Conditions
- Coronary Endothelial Dysfunction, Apical Ballooning Syndrome, Myocardial Infarction
- Trial name
- NCT00975559
- Where
- United States
- Volunteers
- 190 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Aortic Stenosis, Cardiac Death
Endothelial Progenitors in Aortic Stenosis: Association With Aortic Stenosis Progression and Severity
There is a correlation between endothelial progenitor cells (stem cells) and stenosis of the aortic valve.
- Trial name
- NCT02060071
- Testing
- Blood test
- Where
- Israel
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Kaplan Medical Center
Sleep Apnea, Obstructive
Right Ventricular Function in Obstructive Sleep Apnea
The purpose of this study is to determine the structural and functional cardiac alterations in obstructive sleep apne (OSA) independent from systemic and pulmonary arterial hypertension and their correlation to the severity of…
- Trial name
- NCT00640536
- Where
- Turkey (Türkiye)
- Volunteers
- 53 people, healthy volunteers welcome
- Sponsor
- Florence Nightingale Hospital, Istanbul
OSA, Left Ventricular Dysfunction
Evaluation of Left Ventricular Function and Therapeutic Effect of CPAP in Patients With OSAS by 3D STE
The changes of left ventricular function in patients with sleep apnea were studied by three-dimensional speckle-tracking echocardiography to evaluate the changes of left ventricular function after CPAP treatment
- Trial name
- NCT04957004
- Testing
- CPAP
- Where
- China
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Peking University Third Hospital
Healthy
Analysis of Heart Muscle Function Following Exercise in Patients With Heart Disease
This study is designed to examine the blood flow, the nutrition, and the beating function of the heart under different conditions. Patients with narrowed coronary arteries my have restricted blood flow to the heart.
- Trial name
- NCT00001528
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Ventricular Function
The Effect of Exercise and Alagebrium on the Diastolic Function of the Heart
The purpose of this study is to determine whether an investigational drug (Alagebrium (generic: ALT-711), a type of medication referred to as an advanced glycaton end-product clever) can be combined with exercise training to…
- Trial name
- AGE (NCT01014572)
- Testing
- Aerobic Exercise Training, Alagebrium (generic: ALT-711), Tai Chi and/or Yoga Training
- Where
- United States
- Volunteers
- 62 people, healthy volunteers welcome
- Sponsor
- University of Texas Southwestern Medical Center
Right Ventricular Dysfunction
Right Heart International NETwork During Exercise in Different Clinical Conditions
The aim of this registry will be to compare the pathophysiological response of the morphology and function of the right heart and pulmonary circulation assessed with resting and stress-echocardiography in patients with various…
- Trial name
- RIGHT-Net (NCT03041337)
- Testing
- stress echocardiography
- Where
- Italy
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Azienda Ospedaliera OO.RR. S. Giovanni di Dio e Ruggi D'Aragona
Dilated Cardiomyopathy
Exercise Stress MRI to Evaluate Aortic Function (Compliance, Distensibility, Pulse Wave Velocity) and Left Ventricular Function : Validation in Healthy Volunteers and in Selected Patients. A Pilot Study.
Detecting abnormalities in the left ventricular mechanical and hemodynamic response to the stress of exercise may offer early diagnostic indicators in patients suffering from valvular disease such as mitral regurgitation.
- Trial name
- NCT02018835
- Testing
- MRI, cardiac echography transthoracic
- Where
- France
- Volunteers
- 57 people, healthy volunteers welcome
- Sponsor
- Assistance Publique Hopitaux De Marseille
Left Ventricular Function
Reference Population for Speckle Tracking Imaging
The SCAR study uses a software program entitled QLAB, a proprietory program, developed by Philips Healthcare (Philips Healthcare, Andover, MA).
- Trial name
- STE Normal (NCT01526252)
- Where
- Canada
- Volunteers
- 91 people, healthy volunteers welcome
- Sponsor
- Ottawa Heart Institute Research Corporation
Cardiotoxicity, Childhood Cancer
Prediction of Delayed Toxic Cardiomyopathy in Children
Longitudinal analysis of myocardial function using "Speckle Tracking Echocardiography" STE analysis and prediction of delayed toxic induced cardiomyopathy in young patients who received anthracycline therapy in childhood.
- Trial name
- SpeckleAnthra2 (NCT05781672)
- Testing
- cardiac ultrasound with speckle tracking analysis
- Where
- France
- Volunteers
- 134 people, healthy volunteers welcome
- Sponsor
- University Hospital, Montpellier
Iron-deficiency, Ventricular Function
Iron Status and Cardiopulmonary Physiology
This study involved human volunteers undertaking a high-altitude expedition. It assessed changes in physiological parameters of relevance to high-altitude cardiopulmonary physiology.
- Conditions
- Iron-deficiency, Ventricular Function, Pulmonary Vascular Resistance Abnormality, Altitude Hypoxia
- Trial name
- NCT03707249
- Testing
- Ferric Carboxymaltose Injectable Product, Normal Saline 0.9% Infusion Solution Bag
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Royal Centre for Defence Medicine
Sudden Cardiac Death, Implantable Defibrillator User
Implantable Cardioverter Defibrillators - Improving Risk Stratification
Worldwide three million people a year die from sudden cardiac death (SCD). In most cases there is no warning and the heart is stopped by a sudden arrhythmia.
- Conditions
- Sudden Cardiac Death, Implantable Defibrillator User, Myocardial Infarction, Arrhythmias, Cardiac
- Trial name
- ICD-IRS (NCT01944514)
- Volunteers
- 92 people, healthy volunteers welcome
- Sponsor
- University Hospitals, Leicester