Clinical trials: Left Ventricular Outflow Obstruction
Aortic Valve Stenosis, Left Ventricular Dysfunction
Better Patient Selection to Transcatheter Aortic Valve Implantation
This study evaluates whether a preoperative assessment of myocardial contractile reserve by tissue Doppler Imaging and myocardial fibrosis by cardiac magnetic resonance imaging (MRI) can enhance the patient selection and risk…
- Conditions
- Aortic Valve Stenosis, Left Ventricular Dysfunction, Myocardial Fibrosis
- Trial name
- NCT03107923
- Testing
- Dobutamine stress test
- Where
- 2 sites in Norway
- Volunteers
- 103 people
- Sponsor
- Oslo University Hospital
Aortic Stenosis
Regression of Myocardial Fibrosis After Aortic Valve Replacement
Aortic stenosis (AS) is the most common valvular heart condition in the United Kingdom and the Western world. Surgery for severe AS prior to symptom onset is controversial.
- Trial name
- RELIEF-AS (NCT02174471)
- Where
- United Kingdom
- Volunteers
- 181 people
- Sponsor
- University College, London
Aortic Valve Stenosis
Aortic Stenosis: Determinants and Prognostic Value of Preoperative Left Ventricular Remodeling After Valvular Replacement
Aortic stenosis (AS) is the most frequent valvulopathy in Western countries. The prevalence of AS is constantly increasing due to the aging of the population.
- Trial name
- NCT03411304
- Where
- France
- Volunteers
- 440 people
- Sponsor
- University Hospital, Rouen
Aortic Stenosis
Cardiac MRI for Severe Aortic Stenosis
This study will evaluate the importance of arterial stiffness and wave reflections as determinants of persistent left ventricular (LV) hypertrophy and fibrosis (assessed using cardiac magnetic resonance imaging [MRI]) after…
- Trial name
- NCT01638156
- Where
- 2 sites in United States
- Volunteers
- 39 people
- Sponsor
- American College of Radiology
Cardiomyopathy, Hypertrophic
A Study to Evaluate the Efficacy, Safety, and Tolerability of MYK-224 in Participants With Symptomatic Obstructive Hypertrophic Cardiomyopathy
The purpose of this study is to characterize the safety, tolerability, efficacy, pharmacokinetics (PK), and pharmacodynamics (PD) of MYK-224 in participants with obstructive Hypertrophic Cardiomyopathy (oHCM)
- Trial name
- MERCUTIO (NCT05556343)
- Testing
- MYK-224
- Where
- 25 sites in United States, Italy and 2 more
- Volunteers
- 18 people
- Sponsor
- Bristol-Myers Squibb
Hypertrophy, Left Ventricular, Aortic Stenosis
Glutamate and Diastolic Function in Patients Undergoing Aortic Valve Repair
Purpose: The effect of intravenous glutamate infusion on myocardial diastolic function and overall hemodynamics were studied in patients undergoing elective aortic valve replacement with severe aortic stenosis and associated left…
- Conditions
- Hypertrophy, Left Ventricular, Aortic Stenosis, Myocardial Ischemia, Cardiopulmonary Bypass
- Trial name
- NCT01144039
- Testing
- LG-group, HG-group
- Where
- Austria
- Volunteers
- 27 people
- Sponsor
- Medical University of Vienna
Hypertrophic Obstructive Cardiomyopathy
Transapical Beating-Heart Septal Myectomy in Patient With Hypertrophic Obstructive Cardiomyopathy: a Multi-Center Study
The primary purpose of this study is to evaluate the feasibility, the safety and the efficacy of the transapical beating-heart septal myectomy for the treatment of hypertrophic obstructive cardiomyopathy.
- Trial name
- NCT05957419
- Testing
- Transapical beating-heart septal myectomy
- Where
- China
- Volunteers
- 1,000 people
- Sponsor
- Xiang Wei
Aortic Valve Stenosis
Hemodynamic Comparison of Tissue Aortic Valves
The purpose of this study is to: 1. Assess for hemodynamic differences at rest and with exercise between three clinically available tissue aortic valves. 2.
- Trial name
- NCT01635244
- Testing
- Aortic valve replacement
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- University of Michigan
Aortic Stenosis
Aortic Stenosis and PhosphodiEsterase iNhibition With Aortic Valve Replacement (ASPEN-AVR): A Pilot Study
Currently, aortic stenosis (AS) is considered a "surgical disease" with no medical therapy available to improve any clinical outcomes, including symptoms, time to surgery, or long-term survival.
- Trial name
- ASPEN-AVR (NCT01272388)
- Testing
- Tadalafil
- Where
- United States
- Volunteers
- 1 people
- Sponsor
- Washington University School of Medicine