Clinical trials: Left Ventricular Function
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
Erector Spina Plan Block, Echocardiography
Effect of Left Erector Spinae Plane Block on Left Ventricular Functions
Many studies have shown a decrease in inotropic status (intrinsic function) after blockade of cardiac sympathetic innervation with thoracic epidural anesthesia (TEA) (4,5).
- Trial name
- ESP-LV ECHO (NCT06770816)
- Testing
- Echocardiography
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- Aydin Adnan Menderes University
Type 2 Diabetes, Pregnancy
Fat Metabolism in Pregnancy and Neonatal Heart Function in Diabetes
Background: The health of the next generation is likely programmed in the womb (i.e.in utero), and our understanding of how that programming happens will allow us to favorably influence the health of future generations.
- Trial name
- NCT01346527
- Where
- United States
- Volunteers
- 79 people, healthy volunteers welcome
- Sponsor
- Washington University School of Medicine
Takotsubo Cardiomyopathy
Sympathetic and Vascular Function in Takotsubo Syndrome
The primary objective of this prospective, observational study is to compare muscle sympathetic nerve activity at rest and during stress between female patients with Takotsubo syndrome and healthy, matched volunteers.
- Trial name
- SAFT (NCT05768542)
- Testing
- Metoprolol Injection, Saline
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- Danderyd Hospital
Ventricular Function, Left
Assessment of Cardiac Involvement of Common Cold in High Performing Athletes by Cardiac Magnetic Resonance Imaging (MRI)
Cardiovascular magnetic resonance (CMR) imaging will be used to assess the impact of common colds and physical training in high-performing athletes. Healthy individuals from the general public will serve as a comparison group.
- Trial name
- NCT00739895
- Testing
- Cardiac magnetic Resonance study, Blood testing
- Where
- Canada
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University of Calgary
Preeclampsia, Severe Preeclampsia
Diastolic Dysfunction 2025
This is a prospective observational study conducted at the Maternity and Neonatology Center of Tunis to evaluate cardiac diastolic function in women with preeclampsia compared with normotensive pregnant women.
- Trial name
- NCT07190846
- Testing
- No Intervention (Observational Echocardiographic Evaluation)
- Where
- Tunisia
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- University Tunis El Manar
Obstructive Sleep Apnea
Structural and Functional Left Ventricular Remodelling in Patients With Obstructive Sleep Apnea
The purpose of this study is to determine whether patients with obstructive sleep apnea have any changes in left ventricular function and structure after 06 months of continuous positive airway pressure treatment.
- Trial name
- NCT00768807
- Testing
- CPAP (continuous positive airway pressure)
- Where
- Brazil
- Volunteers
- 450 people, healthy volunteers welcome
- Sponsor
- Associação Fundo de Incentivo à Pesquisa
Prostate Cancer
Effect of Androgen Deprivation Therapy on Cardiovascular Function in Prostate Cancer
The aim of this project is to determine whether androgen deprivation therapy (ADT) decreases left ventricular function in prostate cancer patients.
- Trial name
- NCT03275181
- Testing
- Transthoracic Echocardiography, Arterial blood pressure, Submaximal Exercise
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Kansas State University
Hypovitaminosis D, Cardiovascular Diseases
Vitamin D Supplementation on in Major Orthopedic Surgery
Prospective, monocentric study in open, aimed at evaluating the effects of supplementation with calcifediol on left ventricular function parameters in cardiopathic subjects undergoing major orthopedic surgery.
- Trial name
- NCT03403933
- Testing
- Didrogyl
- Where
- Italy
- Volunteers
- 74 people, healthy volunteers welcome
- Sponsor
- I.R.C.C.S Ospedale Galeazzi-Sant'Ambrogio
Hypertension
Irbesartan and Atenolol in Hypertensive Heart Disease
The renin-angiotensin-aldosterone system has been implicated in the control of structural changes of the heart and the vasculature, beyond the effects on blood pressure.
- Trial name
- SILVHIA (NCT00389168)
- Testing
- Irbesartan, Atenolol
- Where
- Sweden
- Volunteers
- 115 people, healthy volunteers welcome
- Sponsor
- Karolinska Institutet
Cardiomyopathy, Hypertrophic
Prognosis of Subjects With Unexplainable Precordial Deep T-wave Inversion Without Wall Thickness> 15mm
The investigators sought to evaluate the morphological and functional changes and prognosis of participants with unexplainable precordial deep T-wave inversion on ECG and with apical thickness less than 15mm.
- Trial name
- NCT02692508
- Where
- China
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Chinese Academy of Medical Sciences, Fuwai Hospital
Pulmonary Disease, Chronic Obstructive
Effects of Dynamic Hyperinflation on the Left-ventricular Diastolic Function in Healthy Male Subjects
The aim of this study is to identify whether actively induced dynamic hyperinflation can cause left-ventricular diastolic dysfunction in healthy male subjects in order to explore the mechanisms of developing cardiac dysfunctions…
- Trial name
- NCT03500822
- Testing
- Metronome-paced tachypnea, Expiratory-stenosis breathing
- Where
- Austria
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Otto Wagner Hospital
Cardiac Functional Disturbances During Surgery
A COMPARISON OF LEFT VENTRICULAR FUNCTION IN THE APICAL 4 CHAMBER AND SUBCOSTAL 4 CHAMBER TTE VIEWS IN THE PERIOPERATIVE SETTING
This study aims to examine the correlation and agreement of regional and global measurements of ventricular function in the apical 4 chamber and subcostal 4 chamber view.
- Trial name
- NCT06366061
- Where
- Switzerland
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Eckhard Mauermann
Left Ventricular Systolic Dysfunction, Healthy Volunteers
Multicenter Normal Reference Study of Tissue Motion Tracking of Mitral Annular Displacement(TMAD)
To establish the range of TMADmid、TMADmidpt% by using tissue motion tracking of mitral annular displacement (TMAD), and to explore the influencing factors.
- Trial name
- TMAD (NCT04399447)
- Testing
- Echocardiography
- Where
- 76 sites in China
- Volunteers
- 2,400 people, healthy volunteers welcome
- Sponsor
- Weidong Ren