Clinical trials: Doppler Echocardiography
Fetal Hypoxia
Assessment of Cardiac Sparing in Fetal Hypoxia
The fetal heart plays a central role in the adaptive mechanisms for hypoxemia and placental insufficiency. Longitudinal data on the hemodynamic sequence of the natural history of fetal growth restriction show that the umbilical…
- Trial name
- NCT03146507
- Testing
- Ultrasound, Doppler ultrasound, Fetal echocardiography
- Where
- Egypt
- Volunteers
- 210 people, healthy volunteers welcome
- Sponsor
- Assiut University
Coronary Artery Disease
2D and Tissue Doppler Imaging Echocardiography Analysis of Left Ventricular Regional Wall Motion and Prognosis
Development of myocardial ischemia, and/or myocarditis would induce different changes in myocardial contraction behavior pattern,which maybe very subtle, and may not be detected by the 2D and m-mode echocardiography examinations.
- Trial name
- TDI (NCT01092429)
- Where
- Taiwan
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Chang Gung Memorial Hospital
Smoking
Acute Cardiovascular Effects of Cigarette Smoking
Twenty healthy smokers will be subjected to measurement of Pulse, Blood Pressure, electrocardiogram (ECG) and Echo at baseline and after smoking a cigarette.
- Trial name
- NCT01346956
- Where
- India
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Andhra Medical College
Critical Illness, Pediatrics
Comparing Cardiac Output Measurements in Critically Ill Children Using USCOM and Transthoracic ECHO
The purpose of this study is to compare the accuracy and precision of two non-invasive methods of measuring cardiac output in critically ill children (<18 yrs).
- Trial name
- NCT01460329
- Testing
- Ultrasonic Cardiac Output Monitor (USCOM).
- Where
- United States
- Volunteers
- 22 people
- Sponsor
- University of North Carolina, Chapel Hill
Pulmonary Hypertension, Magnetic Resonance Imaging
4D-flow Cardiac MRI to Assess Pulmonary Arterial Pressure in Pulmonary Hypertension
Due to radiation exposure and low but real risk of morbidity and mortality associated with right heart catheterization, non-invasive procedures to estimate mPAP are desired for the diagnosis of PH or to monitor treatment…
- Conditions
- Pulmonary Hypertension, Magnetic Resonance Imaging, Pulmonary Arterial Pressure, Right Heart Catheterization
- Trial name
- HTPFLUW (NCT05103189)
- Testing
- 4D-flow sequence
- Where
- France
- Volunteers
- 28 people
- Sponsor
- Centre Hospitalier Universitaire, Amiens
Heart Failure
Prospective Minnesota Study of ECHO Tissue Doppler Imaging in Cardiac Resynchronization Therapy
The purpose of this study is to assess whether tissue doppler imaging is useful in predicting which patients will respond most to Cardiac Resynchronization therapy ( a type of pacemaker)
- Trial name
- NCT00158015
- Where
- 7 sites in United States
- Volunteers
- 70 people
- Sponsor
- Hennepin Healthcare Research Institute
Fluid Responsiveness Predictability in Sepsis
A Study Comparing Carotid Doppler Ultrasound and Echocardiography to Assess Fluid Responsiveness in Septic Patients on Ventilator
The goal of this clinical trial is to determine whether common carotid artery blood flow measured by bedside Doppler ultrasound can accurately identify fluid responsiveness in mechanically ventilated adults with sepsis.
- Trial name
- NCT07653568
- Testing
- intravenous crystalloid fluid bolus
- Where
- Pakistan
- Volunteers
- 94 people
- Sponsor
- Pakistan Institute of Medical Sciences
Atrial Fibrillation, Hypertension
Validation Study of an Advanced Blood Pressure Monitor
The proposed clinical study aims to validate the effectiveness of the WPM04 blood pressure monitor developed by Withings as a diagnostic tool for cardiovascular disorders.
- Conditions
- Atrial Fibrillation, Hypertension, Valvular Heart Disease
- Trial name
- TALISMAN (NCT04030494)
- Testing
- BP measurement, AF detection, VHD detection
- Where
- France
- Volunteers
- 218 people
- Sponsor
- Withings
Shock
Value of Cardiac Output Monitoring by Supra-sternal Doppler/Echocardiography in Intensive Care Unit
The aim of this study is to evaluate the concordance between the measurement of cardiac blood flow by non-invasive supra sternal ultrasound and the measurements performed by invasive monitoring in intensive care patients already…
- Trial name
- SSdopler (NCT03952871)
- Where
- France
- Volunteers
- 62 people
- Sponsor
- CHU de Reims
Hypertrophic Cardiomyopathy
Assessment of Left Ventricular Torsion by Echocardiography Study
The purpose of this study is to learn about the twisting or wringing motion of the heartbeat called Left Ventricular Torsion (LV Torsion) which can be seen on ultrasound.
- Trial name
- LVTorsion (NCT00589836)
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- The Cleveland Clinic
Myocardial Dysfunction, Newborn Morbidity
Myocardial Deformation Before and After Birth
Knowledge on the changes in myocardial function in the last weeks before birth and during the first year of life is limited. Through fetal and post-natal echocardiography we intend to describe these changes using myocardial…
- Conditions
- Myocardial Dysfunction, Newborn Morbidity, Maternal Obesity
- Trial name
- NCT04060381
- Testing
- Blood transfusion, Ibuprofen, or epinephrine, norepinephrine or dopamine
- Where
- Norway
- Volunteers
- 300 people
- Sponsor
- Haukeland University Hospital
Breast Cancer
A Study of Liposomal Doxorubicin in Women With Breast Cancer Exploiting Tissue Doppler Imaging
The randomized LITE study will compare liposomal doxorubin versus standard epirubicin in the treatment of female breast cancer. In order to detect as early as possible post-chemotherapy cardiotoxicity, tissue Doppler imaging…
- Trial name
- LITE (NCT00531973)
- Testing
- liposomal doxorubicin, epirubicin
- Where
- Italy
- Volunteers
- 80 people
- Sponsor
- Catholic University, Italy
Doppler Echocardiography, Postpartum Septic Shock
Doppler Echocardiography Versus Clinical Targets Guided Therapy on the Outcome of Postpartum Septic Shock.
Postpartum sepsis is widely known as a preventable main cause of maternal morbidity and mortality. According to the World Health Organization, approximately 11% of the estimated maternal deaths worldwide were attributed to…
- Trial name
- NCT06757985
- Testing
- a clinically guided resuscitation protocol,, a transthoracic bedside focused echocardiographic assessment
- Where
- Egypt
- Volunteers
- 60 people
- Sponsor
- Assiut University
Respiration, Artificial, Vascular Filling
Mitral Doppler as a Predictor of Respiratory Worsening After Vascular Filling
Interventional study of the accuracy of a non-invasive testing by echocardiography to predict respiratory worsening after vascular filling.
- Conditions
- Respiration, Artificial, Vascular Filling, Echocardiography
- Trial name
- EVALDM (NCT03447366)
- Testing
- mitral doppler
- Where
- 3 sites in France
- Volunteers
- 87 people
- Sponsor
- Centre Hospitalier Metropole Savoie
Cardiovascular Diseases
Chronic and Acute Effects of Smoking on the Left and Right Ventricular Relaxation in Young Healthy Smokers
Impairment of relaxation, the early phase of ventricular diastole is the first stage of heart diastolic dysfunction. Left ventricular diastolic function can be determined noninvasively by Echo- Doppler - derived mitral valve flow…
- Trial name
- NCT00395928
- Where
- Poland
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- Medical University of Warsaw
Heart Failure, Remote Consultation, Teleconsultation
Comparison Between a Robotic Tele-echo-cardiography Technique and a Standard Echocardiography in the Management of Heart Failure in the Guadeloupe Archipelago Between the University Hospital of Guadeloupe and the Marie-Galante Hospital
The TERdeblue-S study is a feasibility study of robotic remote echocardiography, not only in terms of technology but also in terms of its integration into a telemedicine system to improve access to the heart failure management…
- Conditions
- Heart Failure, Remote Consultation, Teleconsultation, Echocardiography, Doppler
- Trial name
- TER de blueS (NCT07265986)
- Testing
- in situ echocardiography (EIS), two-dimensional remote echocardiography (TER)
- Where
- 3 sites in Guadeloupe
- Volunteers
- 50 people
- Sponsor
- Centre Hospitalier Universitaire de la Guadeloupe
Chronic Heart Failure
SYNCHRO. Evaluation of the Forecasts Parameters of Real Time-three-dimensional Doppler Echocardiography in Selecting Patients With Chronic Heart Failure for Cardiac Resynchronisation Therapy
Patients showing a normal value of SDI (< or + 8%) will randomly be assigned to CRT in "ON" or "OFF"mode at one month after implantation.
- Trial name
- NCT00488410
- Testing
- Doppler echocardiography
- Where
- France
- Sponsor
- University Hospital, Clermont-Ferrand
Atrial Fibrillation
Cavotricuspid Isthmusblock and Circumferential Pulmonary Vein Isolation in Patients With Atrial Fibrillation
Atrial fibrillation (AF) is the most common cardiac arrhythmia. Pulmonary vein isolation (PVI) in the left atrium using radiofrequency energy is a new and promising non-medical treatment in patients with symptomatic AF with…
- Trial name
- NCT00247780
- Testing
- Pulmonary vein isolation and cavotricuspid ishtmusblock
- Where
- Denmark
- Volunteers
- 149 people, healthy volunteers welcome
- Sponsor
- University of Aarhus
Heart Failure, Congestive, Antineoplastic Agents
Acoustic Cardiographic Assessment of Heart Function in Comparison to Doppler-echocardiography
In this study, the investigators sought to determine whether an acoustic cardiographic assessment of heart function is equivalent to Doppler-echocardiography in patients who are treated with cardio-toxic cytostatic agents.
- Trial name
- NCT00541801
- Testing
- Doppler-echocardiography and acoustic cardiography
- Where
- Switzerland
- Sponsor
- Luzerner Kantonsspital
Shock
Reliability of Respiratory Variability of Maximal Aortic Blood Flow Velocity Obtained by Ultrasonography-doppler in Patients Followed Up with a Diagnosis of Shock in Intensive Care Unit for Evaluating Fluid Responsiveness in Patients
Original value: Shock is an important cause of mortality in intensive care units (ICU). Determining whether shock patients will benefit from (intravenous) IV fluid therapy is possible by fluid responsiveness parameters/tests.
- Trial name
- NCT06845280
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people
- Sponsor
- Ankara University