Clinical trials: Ventricular Dysfunction, open to volunteers
Heart Failure, Microvascular Angina
Relationship Between Coronary Microvascular Dysfunction and Improvement of Left Ventricular Systolic Function in Patients With Heart Failure With Reduced Ejection Fraction Caused by Non-ischemic Etiology
This study aims to evaluate the incidence of coronary microvascular dysfunction (CMD) and its prognostic implication for the improvement of left ventricular function in patients who have been diagnosed with heart failure with…
- Conditions
- Heart Failure, Microvascular Angina, Non-ischemic Cardiomyopathy
- Trial name
- HFrEF-CMD (NCT06243653)
- Testing
- CMD test
- Where
- South Korea
- Volunteers
- 200 people
- Sponsor
- Samsung Medical Center
Heart Failure, Block, Heart
Left Bundle Branch Area Pacing or Biventricular Pacing in AF and Left Ventricular Dysfunction
It is unknown whether left bundle branch area pacing (LBBAP) or biventricular pacing best prevents or reverses left ventricular (LV) adverse remodelling in patients with atrial fibrillation (AF) who require ventricular pacing or…
- Conditions
- Heart Failure, Block, Heart, Pacing-Induced Cardiomyopathy
- Trial name
- NCT06620705
- Testing
- Left bundle branch area pacing, Biventricular pacing
- Where
- 2 sites in Denmark, Netherlands
- Volunteers
- 34 people
- Sponsor
- srdpiers
Heart Failure, Left Bundle-Branch Block
Left Bundle Branch Pacing on Outcomes and Ventricular Remodeling in Biventricular CRT Nonresponders
Heart failure (HF) is the most common nosology encountered in clinical practice. Its incidence and prevalence increase exponentially with increasing age and it is associated with the increased mortality, more frequent…
- Conditions
- Heart Failure, Left Bundle-Branch Block, Ischemic Cardiomyopathy, Non-ischemic Dilated Cardiomyopathy
- Trial name
- RESCUE (NCT05760924)
- Testing
- Cardiac Resynchronization Therapy Devices with Defibrillator Function (CRT-D) or CRT-D Leads Replacement, CRT-D or CRT-D Leads Replacement with New Lead Implantation to Left Bundle Branch and Inactivation of Conventional Right and Left Ventricular Pacing, CRT-D or CRT-D Leads Replacement with New Lead Implantation to Left Bundle Branch and Inactivation of Conventional Right Ventricular Pacing
- Where
- Russia
- Volunteers
- 30 people
- Sponsor
- Tomsk National Research Medical Center of the Russian Academy of Sciences
Critical Illness, Elevated Left Atrial Pressure
The Use of Single-Beat TE-e' in Evaluation of Left Atrial Pressure in Critically Ill Patients: The TELAP-ICU Trial
This study evaluates a new single-beat echocardiographic technique (TE-e', the time difference between the onset of the mitral inflow E wave and the septal e' wave on tissue Doppler imaging) for estimating left atrial pressure…
- Conditions
- Critical Illness, Elevated Left Atrial Pressure, Left Ventricular Diastolic Dysfunction, Echocardiography
- Trial name
- TELAP-ICU (NCT07820319)
- Testing
- Echocardiography
- Where
- Hong Kong
- Volunteers
- 50 people
- Sponsor
- Queen Mary Hospital, Hong Kong
Heart Failure With Reduced Ejection Fraction, Hypotension
Midodrine in Heart Failure With Reduced Ejection Fraction With Hypotension
The evidence-based pharmacologic treatments available for patients with heart failure with reduced ejection fraction (HFrEF) has been established over the last few decades of cardiovascular research.
- Conditions
- Heart Failure With Reduced Ejection Fraction, Hypotension, LV Dysfunction
- Trial name
- MIDOH-HF-P (NCT06405555)
- Testing
- Midodrine Oral Tablet
- Where
- Canada
- Volunteers
- 56 people
- Sponsor
- Ottawa Heart Institute Research Corporation
Cardiomyopathies, Dilated Cardiomyopathy
Pediatric Cardiomyopathy Mutation Analysis
The goal of this protocol is to obtain information from individuals with cardiomyopathy and from their families in order to elucidate the molecular genetics of this disorder.
- Conditions
- Cardiomyopathies, Dilated Cardiomyopathy, Hypertrophic Cardiomyopathy, Restrictive Cardiomyopathy
- Trial name
- NCT02432092
- Where
- United States
- Volunteers
- 300 people
- Sponsor
- Indiana University
Sick Sinus Syndrome, Atrioventricular Nodal Dysfunction
Left Bundle Branch Versus Minimized Ventricular Pacing in Patients With Sick Sinus Syndrome and Prolonged AV Interval
The goal of this clinical trial is to compare two pacemaker strategies: Left Bundle Branch Area Pacing (LBBAP) and Minimized Ventricular Pacing (MVP) in patients requiring a permanent pacemaker for sick sinus syndrome and…
- Trial name
- CLOSE-AV (NCT07314008)
- Testing
- LBBAP, MVP
- Where
- South Korea
- Volunteers
- 440 people
- Sponsor
- Asan Medical Center
Arrhythmias, Cardiac, Atrioventricular Block
ConTempoRary Cardiac Stimulation in Clinical practicE: lEft, BivEntriculAr, Right, and conDuction System Pacing
The goal of this observational study is to evaluate the clinical characteristics of patients undergoing permanent cardiac pacing and to compare procedural efficacy and safety of different implantation approaches in the clinical…
- Conditions
- Arrhythmias, Cardiac, Atrioventricular Block, Reduced Systolic Function, Atrial Fibrillation
- Trial name
- TREEBEARD (NCT06324682)
- Testing
- Cardiac pacing - Conventional RV pacing, Cardiac pacing - Conduction System Pacing, Cardiac pacing - Cardiac resynchronization therapy (pacing - CRTP - or defibrillation - CRTD)
- Where
- 31 sites in Italy
- Volunteers
- 8,400 people
- Sponsor
- University Hospital of Ferrara
Transposition of Great Vessels, Tetralogy of Fallot
Effects Branch PA Stenting d-TGA, ToF and TA
The goal of this randomized controlled trial is to identify the effects of percutaneous interventions for branch PA stenosis on exercise capacity in patients with d-TGA, ToF and TA.
- Conditions
- Transposition of Great Vessels, Tetralogy of Fallot, Truncus Arteriosus, Pulmonary Artery Stenosis Supravalvular Congenital
- Trial name
- NCT05809310
- Testing
- Percutaneous intervention (stent) for PA stenosis
- Where
- 4 sites in Netherlands
- Volunteers
- 56 people
- Sponsor
- UMC Utrecht
IHD, LV Dysfunction
Coronary Artery Bypass Grafts or Percutaneous Coronary Intervention for High Risk Patients
Most patients with Left Ventricular Systolic Dysfunction (LVSD) or heart failure (HF) have coronary artery disease (CAD) while some patients also have renal disease.
- Trial name
- NCT05534698
- Testing
- PCI, CABG
- Where
- Denmark
- Volunteers
- 1,550 people
- Sponsor
- Danish Study Group
Cardiotoxicity, Cancer
Monitoring for CardioToxicity Using WeArable deVices While Undergoing cancEr Treatments (MCT-WAVE)
This pilot study will evaluate the validity and feasibility of ambulatory cardiac monitoring to identify markers of cardiotoxicity in adults undergoing cancer treatment.
- Conditions
- Cardiotoxicity, Cancer, Cardiac Arrhythmia, Left Ventricular Dysfunction
- Trial name
- NCT07776964
- Testing
- Mobile Cardiac Telemetry, Wearable Cardiac Monitor
- Where
- United States
- Volunteers
- 72 people
- Sponsor
- University of Minnesota
HFrEF - Heart Failure With Reduced Ejection Fraction, HFmrEF
Coffee Use, Physical Activity and Symptomatic Ventricular Arrhythmias in Patients With Left Ventricular Dysfunction and an ICD
The goal of this observational study is to learn whether caffeine consumption is associated with ventricular arrhythmias and physical activity in adults with heart failure, reduced left ventricular ejection fraction, and an…
- Conditions
- HFrEF - Heart Failure With Reduced Ejection Fraction, HFmrEF, Ventricular Arrhythmia, ICD
- Trial name
- CUPS-ICD (NCT07823998)
- Testing
- Questionnaire
- Where
- Belgium
- Volunteers
- 170 people
- Sponsor
- Jean-Benoît Le Polain de Waroux
Cardiac Anaesthesia, Cardiopulmonary Bypass
Comparison of Milrinone and Epinephrine on TAPSE
Cardiopulmonary bypass (CPB) is a critical technology in cardiac surgery, allowing for the temporary replacement of the heart and lung functions during intricate surgical procedures.
- Trial name
- Milrinone (NCT07144267)
- Testing
- Epinephrine, Milrinone Injection
- Where
- Egypt
- Volunteers
- 102 people
- Sponsor
- Mansoura University
Premature Ventricular Beats, Premature Ventricular Complexes
Flecainide in Idiopathic Premature Ventricular Contractions and Related Cardiomyopathy
The UNIFLECA study is a prospective, single-arm, observational cohort evaluating the efficacy, safety, and tolerability of flecainide (in the form of Sanocard) in adults with frequent idiopathic premature ventricular contractions…
- Conditions
- Premature Ventricular Beats, Premature Ventricular Complexes, Premature Ventricular Contraction (PVC), Arrhythmia Ventricular
- Trial name
- UNIFLECA (NCT06949748)
- Testing
- Flecainide (monotherapy)
- Where
- 6 sites in Greece
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- University of Athens
Breast Cancer, Heart Failure
Safety of Continuing HER-2 Directed Therapy in Overt Left Ventricular Dysfunction
Trastuzumab is an important treatment for HER 2 positive breast cancer. But trastuzumab can cause injury to the heart, and this is one of the main reasons it cannot be administered as planned.
- Trial name
- SCHOLAR-2 (NCT04680442)
- Testing
- Trastuzumab, Pertuzumab, Trastuzumab emtansine
- Where
- 8 sites in Brazil, Canada and 1 more
- Volunteers
- 130 people
- Sponsor
- Population Health Research Institute
Venous Thromboembolism (VTE), Chronic Thromboembolic Pulmonary Hypertension
Pulmonary Embolism Registry From Short-Term Emergency to Long-Term Follow-Up and Surveillance
PERSEUS is an academic, investigator-initiated, multicenter observational registry of adults with acute pulmonary embolism (PE), promoted by Azienda Ospedaliero-Universitaria Careggi (Florence, Italy).
- Conditions
- Venous Thromboembolism (VTE), Chronic Thromboembolic Pulmonary Hypertension, Right Ventricular Dysfunction, Pulmonary Embolism (PE)
- Trial name
- PERSEUS (NCT07855679)
- Testing
- Routine clinical care (no study intervention)
- Where
- 16 sites in Italy, Poland and 1 more
- Volunteers
- 5,000 people
- Sponsor
- Azienda Ospedaliero-Universitaria Careggi
Takotsubo Syndrome
The GErman Italian Spanish Takotsubo (GEIST) Registry
GEIST is a multicenter, international observational registry of patients with Takotsubo syndrome. Data regarding the clinical profile (demographic characteristics, clinical presentation, laboratory measures, electrocardiography…
- Trial name
- GEIST (NCT04361994)
- Where
- 2 sites in Germany, Italy
- Volunteers
- 500 people
- Sponsor
- Prof. Dr. med. Ingo Eitel
Right Ventricular Dysfunction, Hypoxia
Impact of Iron Supplementation on Right Ventricular Function and Exercise Performance in Hypoxia
The purpose of this study is to determine if taking iron supplement pills improves exercise performance in low-oxygen conditions.
- Trial name
- NCT05349630
- Testing
- Ferrous sulfate 325mg
- Where
- United States
- Volunteers
- 5 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Aortic Stenosis, Gastrointestinal Microbiome
Involvement of the Gut Microbiota in Calcified Aortic Stenosis
Calcific aortic stenosis (CAS) is a disease characterized by progressive calcification of the aortic valve, obstructing the passage of blood from the left ventricle into the general circulation.
- Conditions
- Aortic Stenosis, Gastrointestinal Microbiome, Metabolomics
- Trial name
- Gut-CAS (NCT06021535)
- Testing
- No intervention
- Volunteers
- 100 people
- Sponsor
- Insel Gruppe AG, University Hospital Bern
Heart Failure, Ventricular Dysfunction, Left
ECG Low Ejection Fraction Detection and Guiding in AI Navigated Treatment Era
Asymptomatic left ventricular systolic dysfunction (ALVSD), identified as a key component of stage B heart failure (HF) by AHA/ACC guidelines, is a common precursor to clinically overt HF.
- Conditions
- Heart Failure, Ventricular Dysfunction, Left, Artificial Intelligence, Early Diagnosis
- Trial name
- ELEGANT (NCT06968533)
- Testing
- AI-ECG guided diagnosis
- Where
- Taiwan
- Volunteers
- 13,350 people, healthy volunteers welcome
- Sponsor
- National Defense Medical Center, Taiwan