Clinical trials: Myocardial Blood Flow
Coronary Arterial Disease (CAD), Angina (Stable)
The Effect of Sublingual Nitroglycerin on Absolute Coronary Blood Flow
The goal of this clinical trial is to investigate the effect of sublingual nitroglycerin on absolute coronary blood flow in adult patients undergoing coronary angiography.
- Trial name
- FLOW-NITRO (NCT06823843)
- Testing
- Glycerin trinitrate (GTN)
- Where
- Belgium
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- VZW Cardiovascular Research Center Aalst
Therapy Refractory Myocardial Ischemia, Coronary Artery Disease
Improvement of Myocardial Blood Flow by PhosphoDiesterase 5 Inhibition in Coronary Artery Disease
The aim of this study is to prospectively investigate if intermittent Phosphodiesterase 5 inhibition for 15 weeks improves myocardial perfusion by angiogenesis in patients with therapy refractory myocardial ischemia due to…
- Conditions
- Therapy Refractory Myocardial Ischemia, Coronary Artery Disease, Unsuitable for Surgical or Percutaneous Revascularisation
- Trial name
- SYDNEY (NCT01406535)
- Testing
- Vardenafil
- Where
- Austria
- Sponsor
- Medical University of Vienna
Prostate Cancer
Study to Monitor the Effects of Androgen Suppression Treatment on the Heart
Suppression of effects of androgens with male sex hormones, androgen suppression treatment (AST), has been known to reduce deaths and prolong life in advanced prostate cancer.
- Trial name
- AST (NCT01230905)
- Testing
- PET scan and ultrasound
- Where
- Canada
- Volunteers
- 181 people, healthy volunteers welcome
- Sponsor
- Ottawa Heart Institute Research Corporation
Coronary Vasospasm
Effect of Glucose on Ocular Blood Flow
The primary objective is to assess the effect of glucose on retinal vascular diameter in otherwise healthy vasospastic subjects compared to non-vasospastic controls.
- Trial name
- NCT00350129
- Where
- Switzerland
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- University Hospital, Basel, Switzerland
Coronary Artery Disease (CAD)
Predicting Plaque Growth Using Blood Flow Stress Markers: A Proof-of-Concept Study
Coronary artery disease occurs when fatty deposits (plaques) build up inside the arteries that supply blood to the heart. Some plaques remain stable, while others continue to grow or become more likely to rupture, which can lead…
- Trial name
- POSSEM (NCT07864051)
- Testing
- PCCTA scan, Endothelial cell isolation from peripheral blood sample
- Where
- United Kingdom
- Volunteers
- 270 people
- Sponsor
- Queen Mary University of London
Coronary Artery Disease
Measurements to Assess Severity of Epicardial Stenoses
Newly developed diagnostic parameters have potential to differentiate between epicardial disease and microvascular dysfunction with the help of anatomical details and physiological endpoints and can be used in present clinical…
- Trial name
- MASES (NCT00760630)
- Testing
- FFR/CFR and IVUS
- Where
- 2 sites in United States
- Volunteers
- 10 people
- Sponsor
- University of Cincinnati
Coronary Artery Disease
SPECT Myocardial Blood Flow Quantification for Diagnosis of Ischemic Heart Disease Determined by Fraction Flow Reserve
Recent evidences have demonstrated improved diagnostic accuracy for detecting coronary artery disease (CAD) when myocardial blood flow (MBF) is quantified in absolute terms using single photon emission tomography (SPECT) compared…
- Trial name
- NCT06030596
- Where
- China
- Volunteers
- 210 people
- Sponsor
- China National Center for Cardiovascular Diseases
Circulatory Shock, Sepsis
Shock and Acute Conditions OutcOmes Platform
In-hospital mortality of patients admitted in the intensive care unit (ICU) for circulatory shock remains high (between 20 and 40%).
- Conditions
- Circulatory Shock, Sepsis, Cardiogenic Shock, Major Trauma
- Trial name
- ShockCO-OP (NCT06376318)
- Testing
- Inotrope, Mechanical circulatory support, anti-bodies
- Where
- Canada
- Volunteers
- 1,000 people
- Sponsor
- Saint-Louis Hospital, Paris, France
Coronary Artery Disease
Assessing Myocardial Blood Flow and Blood Flow Reserve by Transoesophageal Echocardiography (TEE)
Until today it was not possible to reliably assess the function of a new bypass, i.e., to measure myocardial perfusion. Measuring intramyocardial blood flow directly after revascularisation would greatly improve the assessment of…
- Trial name
- NCT00286559
- Testing
- SonoVue, Optison
- Sponsor
- University Hospital, Basel, Switzerland
Coronary Artery Disease
Multi-Center Evaluation of Feasibility of SPECT Measurement of Myocardial Blood Flow and Reserve
Patients will be recruited from those referred to the local site's Diagnostic Imaging Department for SPECT myocardial perfusion imaging (MPI) ,who have an intermediate to high pre-test likelihood of disease (Diamond-Forrester…
- Trial name
- NCT03427749
- Testing
- SPECT Imaging with 99mTc-Tetrofosmin Research Imaging
- Where
- 7 sites in Belgium, Canada and 4 more
- Volunteers
- 35 people
- Sponsor
- Ottawa Heart Institute Research Corporation
Myocardial Infarction (MI), Cardiogenic Shock
Optimal Timing of Microaxial Flow Pump(Impella CP) in AMI-related Cardiogenic Shock
PRIME-SHOCK is a prospective, single-center, open-label, randomized, superiority trial. Eligible participants with AMICS and a clinical decision to use Impella CP will be randomized in a 1:1 ratio before culprit-lesion PCI.
- Conditions
- Myocardial Infarction (MI), Cardiogenic Shock, ST-Segment Elevation Myocardial Infarction(STEMI), Non-ST-Segment Elevation Myocardial Infarction (NSTEMI)
- Trial name
- PRIME-SHOCK (NCT07817472)
- Testing
- Routine pre-PCI Impella CP, Selective post-PCI Impella CP
- Where
- South Korea
- Volunteers
- 126 people
- Sponsor
- Chonnam National University Hospital
Myocardial Ischemia, Coronary Disease
Ammonia N-13 Myocardial Blood Flow Absolute Quantification by PET in Patients With Known or Suspected CAD (Ammonia MAP)
This study is being conducted to provide access to and collect test data for an established nuclear medicine diagnostic imaging test called Positron Emission Tomography (PET), using a specific radioactive drug called Ammonia N-13…
- Conditions
- Myocardial Ischemia, Coronary Disease, Coronary Artery Disease, Heart Diseases
- Trial name
- NCT04343209
- Testing
- Myocardial Perfusion Imaging Study, AMMONIA N-13 37.5 mCi in 1 mL INTRAVENOUS INJECTION [Ammonia N 13]
- Where
- 5 sites in United States
- Volunteers
- 170 people
- Sponsor
- Ionetix Corporation
Heart Attack, Cardioplegia Solution Adverse Reaction
Combined Use of a Novel Cardioplegic Formula With MPS® Versus Cardioplexol ® in Urgent Isolated CABG Using MiECC in Patients With Recent Acute Myocardial Infarction
The goal of this study is to compare the two cardioplegia solutions (blood cardioplegia by means of MPS ® vs. Cardioplexol ®) regarding perioperative outcome and with special attention to cardiac markers in patients with a recent…
- Conditions
- Heart Attack, Cardioplegia Solution Adverse Reaction, Coronary Artery Bypass Grafting (CABG)
- Trial name
- NCT04309994
- Testing
- Myocardial protection system (MPS), Cardioplexol
- Where
- Switzerland
- Volunteers
- 307 people
- Sponsor
- University Hospital, Basel, Switzerland
Heart Failure, Diastolic, Diastolic Heart Failure
Myocardial Perfusion, Oxidative Metabolism, and Fibrosis in HFpEF
Unlike heart failure with reduced ejection fraction (HFrEF) where several medicines and devices have been demonstrated to reduce mortality, no such therapies have been identified in HFpEF.
- Conditions
- Heart Failure, Diastolic, Diastolic Heart Failure, Hypertension
- Trial name
- HFpEF-PRoF (NCT02589977)
- Testing
- regadenoson
- Where
- United States
- Volunteers
- 55 people, healthy volunteers welcome
- Sponsor
- Marvin W. Kronenberg, M.D.
Coronary Angiography, Fractional Flow Reserve, Myocardial
Fractional Flow Reserve Derived From CT Related Treatment
This study is a retrospective, single-center study.This experiment aims to explore the influence of CT-FFR as a relevant for revascularization on the prognosis of patients with coronary heart disease, assessing concurrent on…
- Conditions
- Coronary Angiography, Fractional Flow Reserve, Myocardial, Coronary Artery Disease
- Trial name
- NCT05319119
- Where
- China
- Volunteers
- 1,000 people
- Sponsor
- Henan Institute of Cardiovascular Epidemiology
Cardiogenic Shock
The Current Status and Clinical Outcomes of Patients With Cardiogenic Shock II
The investigation of patient characteristics and prognostic factors of the patients presented with cardiogenic shock (CS) will guide us to identify the better management strategy for these critically ill patients.
- Trial name
- RESCUE II (NCT04143893)
- Testing
- Mechanical circulatory support, Optimal medical treatment
- Where
- South Korea
- Volunteers
- 1,000 people
- Sponsor
- Samsung Medical Center
ELGAN (22-28SA), Extremely Low Gestational Age Newborns
Cardiovascular Immaturity in Extremely Low Gestational Age Newborns: a Fundamental Prospective Study
Birth is a major turning point in the life of the newborn, as it moves from intrauterine life to extrauterine life. This sudden transition forces the newborn to adapt quickly.
- Conditions
- ELGAN (22-28SA), Extremely Low Gestational Age Newborns, Cardiovascular Immaturity
- Trial name
- ELGAN AMINES (NCT06737965)
- Testing
- Medical abortion, Foetopathology exam, Outcomes mesurement
- Where
- France
- Volunteers
- 15 people
- Sponsor
- University Hospital, Montpellier
Cardiogenic Shock
CARDSUP - SWISS Circulatory Support Registry
The project's main goal is to collect baseline clinical and procedural data as well as to assess clinical outcomes for all patients undergoing ECMO or Impella implantation at all included sites.
- Trial name
- CARDSUP (NCT04117230)
- Where
- 5 sites in Switzerland
- Volunteers
- 1,500 people
- Sponsor
- Insel Gruppe AG, University Hospital Bern
Coronary Artery Disease
The Nordic Bifurcation Study III
Should we, or should we not, perform dilatation of the side branch through the main vessel stent, if there is acceptable blood flow in the side branch?
- Trial name
- BIF III (NCT00914199)
- Testing
- Percutaneous coronary intervention (PCI)
- Where
- Denmark
- Volunteers
- 477 people
- Sponsor
- Evald Hoej Christiansen
Dialysis Patients
Intradialytic Exercise With Blood Flow Restriction in Hemodialysis Patients
The main objective is to evaluate in hemodialysis patients the effects of two intradialytic rehabilitation programs based on physical exercise, with or without the application of blood flow restriction, on myocardial stunning and…
- Trial name
- ERO-CARD (NCT07269379)
- Testing
- Chronic phase - HDEX/HDBFRE, Acute phase - HDEX/HDBFRE
- Where
- 2 sites in France
- Volunteers
- 108 people
- Sponsor
- University of Avignon