Search clinical trials for: Quantitative flow ratio

Total 6997 results

American Heart of Poland
Silesian Centre for Heart Diseases; Andrzej Frycz Modrzewski Kraków University... and other collaborators

Not yet recruiting

Revascularization Strategies in Patients With Non-ST-Segment Elevation Acute Coronary Syndrome (NSTE-ACS) and Severe Coronary Artery Disease (MILESTONE)

Acute Coronary Syndrome | Multivessel Coronary Artery Disease

Poland
Laval University
Opsens, Inc.; International Chair on Interventional Cardiology and Transradial...

Active, not recruiting

Physiology as Guidance to Evaluate the Direct Impact of Coronary Lesion Treatment: The PREDICT Study (EASY-PREDICT)

Coronary Artery Disease | Chest Pain | Ischemic Heart Disease | Stable Angina | Unstable Angina

Canada
National Cancer Institute (NCI)
NRG Oncology

Active, not recruiting

Testing the Drug Atezolizumab or Placebo With Usual Therapy in First-Line HER2-Positive Metastatic Breast Cancer

Unresectable Breast Carcinoma | Stage IV Breast Cancer AJCC v6 and v7 | Stage III Breast Cancer AJCC v7 | Metastatic Breast Adenocarcinoma | Metastatic HER2-Positive Breast Carcinoma | Recurrent Breast Adenocarcinoma | Recurrent HER2-Positive Breast Carcinoma | Unresectable HER2-Positive Breast Carcinoma

United States, Canada
Ivan S Moiseev

Terminated

The Risk Stratification in Patients With Multiple Myeloma Based on Fluorescence Flow Cytometry Quantitative Determination of the Circulating Plasma Cells in the Peripheral Blood

Myeloma Multiple

Russian Federation
Istanbul Training and Research Hospital

Completed

The Effects of Minimal Enteral Nutrition on Mesenteric Blood Flow and Oxygenation in Neonates With HIE

Hypoxic-Ischemic Encephalopathy

Turkey
Federico II University

Completed

Effects of Guiding Catheter on FFR and NHPR for the Assessment of Coronary Artery Stenoses (Disengage@Rest) (Disengage@Rest)

Coronary Artery Disease

Italy
Insight Lifetech Co., Ltd.
Shanghai Zhongshan Hospital; Peking University Third Hospital; Shandong Provincial... and other collaborators

Completed

Sensor-equipped Ultrathin Pressure Microcatheter Versus Pressure Wire for Physiological Measurements (SUPREME II)

Myocardial Ischemia | Coronary Artery Disease | Coronary Disease

China
University of Michigan

Enrolling by invitation

Dynamic MRI and Quantitative MR CSF Flow Studies in Craniovertebral Junction Anomalies

Chiari Malformations
Yale University

Enrolling by invitation

Fractional Flow Reserve and Instantaneous Free-wave Ratio Revascularization Strategies in Women (FiRST)

Coronary Disease | Percutaneous Coronary Intervention | Cardiac Catheterization | Myocardial Perfusion Imaging | Exercise Test

United States
Mayo Clinic

Completed

PET/CT Quantitative Assessment of Myocardial Blood Flow Changes in Oncologic Patients Receiving Checkpoint Inhibitor Therapy

Cancer

United States
Opsens, Inc.

Terminated

OpSens PRIME CLASS

Aortic Stenosis

Spain
Samsung Medical Center
Seoul National University Hospital; Philips Healthcare

Active, not recruiting

INsTantenous wavE-Free Ratio-guided PCI Versus Fractional Flow REserve-Guided PCI in rouTine Clinical Practice, Prospective, Multicenter Registry (INTERPRET)

Stable Angina | ST-segment Elevation Myocardial Infarction | Unstable Angina | Non ST Segment Elevation Myocardial Infarction | Silent Myocardial Ischemia

Korea, Republic of
Ceric Sàrl

Terminated

Physio PCI: Impact of Coronary Angioplasty on Non-hyperaemic Pressure Ratio in Patients With Coronary Artery Disease

Coronary Artery Disease

United Arab Emirates
Wuhan Union Hospital, China

Active, not recruiting

The Value of PET Quantitative Analysis of Coronary Physiology in Coronary Microvascular Disease

Coronary Microvascular Disease | PET / CT

China
Samsung Medical Center
Ulsan University Hospital; Sejong General Hospital; Chosun University Hospital; Inje University Ilsan Paik Hospital

Completed

Prognostic Perspective of Invasive Hyperemic and Non-Hyperemic Physiologic Indices Measured After Percutaneous Coronary Intervention (PERSPECTIVEPCI)

Ischemic Heart Disease

Korea, Republic of
Central Clinical Hospital of the Russian Academy...
Ural State Medical University; De Haar Research Task Force; De Haar Research... and other collaborators

Terminated

Natural History of Coronary Atherosclerosis in Real-World Stable Chest Pain Patients Underwent Computed Tomography Angiography in Comparison With Invasive Multimodality Imaging (REALITY)

Coronary Artery Disease | Alzheimer Disease | Contrast-induced Nephropathy | Coronary Atherosclerosis | Cerebrovascular Disease | Stable Chronic Angina | Chronic Coronary Insufficiency

Netherlands, Russian Federation, Estonia
Fujian Medical University
Pulse Medical Imaging Technology (Shanghai) Co., Ltd

Enrolling by invitation

Quantitative Fractional Ratio-guided Revascularization in STEMI Patients With Multi-vessel Disease

ST Elevation Myocardial Infarction | Multi-Vessel Coronary Artery Stenosis

China
ECRI bv
Boston Scientific Corporation; Volcano Corporation

Completed

Trial Evaluating New Strategy in the Functional Assessment of 3-vessel Disease Using SYNTAXII Score in Patients With PCI

Heart Diseases | Cardiovascular Diseases | 3 Vessel Coronary Artery Disease

Netherlands, Poland, Spain, United Kingdom
Central Clinical Hospital of the Russian Academy...
Moscow Regional Centre For HIV Care and Prevention

Enrolling by invitation

HIV Infection And Evolvement of Atherosclerotic Plaque (HIVE)

Coronary Artery Disease | HIV Infections | Hiv | Stable Chronic Angina | Atherosclerosis, Coronary

Russian Federation
Aga Khan University Hospital, Pakistan

Completed

Clinical Outcomes of Patients With Deferred Revascularization Based on FFR and iFR Negative Coronary Artery Lesions.

Coronary Artery Disease

Pakistan
State University of New York - Upstate Medical...

Withdrawn

Comparison Fetal Hemodynamic Measurements Antihypertensive Versus Control

Hypertension | Pregnancy

United States
Dae Chul Suh
Korea Ginseng Corporation

Completed

Preventive Effects of Ginseng Against Atherosclerosis (PEGASUS)

Ischemic Stroke | Atherosclerosis

Korea, Republic of
Academisch Medisch Centrum - Universiteit van Amsterdam...
Samsung Medical Center; Aarhus University Hospital; Seoul National University... and other collaborators

Completed

Inclusive Invasive Physiological Assessment in Angina Syndromes Registry (ILIAS Registry)

Coronary Artery Disease | Microvascular Coronary Artery Disease

Korea, Republic of, Denmark, Spain, Netherlands, Japan, United States, Italy
Centre Hospitalier Universitaire, Amiens

Completed

Evaluation of 4D Magnetic Resonance Flow Sequence at Hepatic Level (HEPAFLUX)

Magnetic Resonance Imaging

France
Centre Hospitalier Universitaire, Amiens

Withdrawn

Rationale for Cytogenetic Risk Stratification by Imaging Flow Cytometry in Multiple Myeloma (CIF-PM)

Multiple Myeloma

France
Cardiovascular Imaging Technologies

Unknown

Impact of Coronary Artery Stenting on Quantitative Myocardial Blood Flow and Health Status

Coronary Artery Disease

United States
Johns Hopkins University
National Institute on Aging (NIA)

Terminated

Anxiety in Parkinson's: Use of Quantitative Methods to Guide Rational Treatment (ANXPD)

Parkinson Disease | Anxiety Disorders

United States
Seoul National University Hospital

Completed

Screening of Microalbuminuria Using a Semi-quantitative UACR Test

Diabetes | Microalbuminuria

Korea, Republic of
Istanbul Medeniyet University

Completed

Relationship Between Delivery Route and Fetal Complications With Doppler Indices and CPR Parameters (Doppler)

Fetal Complications | Induction of Labor | Term Pregnancy | Doppler Parameters

Turkey
Johns Hopkins University

Withdrawn

RCVS: The Rational Approach to Diagnosis and Treatment

Reversible Cerebral Vasoconstriction Syndrome

United States
East Carolina University
Imperial College London; Volcano Corporation

Completed

Correlation Study of Imaging Data Acquired During CABG With Data Acquired in the Cath Lab (PERSEUS)

Coronary Artery Disease

United States
Azienda Ospedaliera Città della Salute e della...
Politecnico di Torino

Unknown

Relationship Between Fractional Flow Reserve/ Instantaneous Wave Free Ratio and Endothelial Wall Shear Stress (RELATE)

Coronary Artery Disease | Acute Coronary Syndrome | Stable Angina

Italy
University Hospital Birmingham NHS Foundation Trust

Unknown

Coronary Microvascular Dysfunction in Chronic Kidney Disease (CRIB-FLOW)

Kidney Disease, Chronic | Myocardial Dysfunction

United Kingdom
University Hospital, Strasbourg, France

Unknown

Study of Predictive Biomarkers for Rational Management of Drug-resistant Epilepsy Associated With Focal Cortical Dysplasia (SPREAD)

Focal Epilepsy | Refractory Epilepsy | Focal Cortical Dysplasia

France
China National Center for Cardiovascular Diseases

Unknown

Risk Factors of Intermediate Coronary Lesion Progression

Coronary Angiography | Coronary Atheroscleroses

China
Seoul National University Hospital
Samsung Medical Center

Unknown

Association Between IVUS and OCT Parameters and Invasive Physiologic Indices

Ischemic Heart Disease

Korea, Republic of
Universidad Antonio de Nebrija

Completed

Effect of Osteopathic Manipulations on Portal Venous Flow (ECOPORTA)

Ultrasonography | Physical Therapy | Breathing Exercises | Manipulation, Osteopathic | Portal Vein

Spain
Palacky University
České Budějovice Hospital

Unknown

Blood Flow Measurement Using Quantitative Magnetic Resonance Angiography and Duplex Sonography

Cerebrovascular Circulation

Czechia
Centre Hospitalier Universitaire, Amiens

Unknown

4D Velocity Mapping of the Heart in rTOF Patients (CARDIOFLUX)

Tetralogy of Fallot | Magnetic Resonance Imaging

France
Volcano Corporation

Terminated

User Evaluation Study of SyncVision System With Software v4.X (Prepare II)

Coronary Artery Disease

Israel
Semmelweis University
Hungarian Scientific Research Fund

Completed

Blood Flow Analysis of the Human Mucosa After Vestibuloplasty Procedures

Mucogingival Defect

Hungary
The Cleveland Clinic

Completed

Quantitative Heat Loss With Laminar Air Flow

Healthy

United States
Sepideh Amin-Hanjani
National Institute of Neurological Disorders and Stroke (NINDS)

Completed

Vertebrobasilar Flow Evaluation and Risk of Transient Ischemic Attack and Stroke (VERiTAS) (VERiTAS)

Stroke | Brain Ischemia | Ischemic Attack, Transient | Vertebrobasilar Insufficiency | Cerebrovascular Disorder

United States, Canada
Ottawa Heart Institute Research Corporation
GE Healthcare

Completed

123I-mIBG SPECT Imaging

Coronary Artery Disease | Heart Failure

Canada
Ottawa Heart Institute Research Corporation

Completed

Study to Monitor the Effects of Androgen Suppression Treatment on the Heart (AST)

Prostate Cancer

Canada
Seoul National University Bundang Hospital

Unknown

Correlation Between Quantitative Analysis of Coronary MRA and FFR

Coronary Artery Disease | Fractional Flow Reserve | Magnetic Resonance Angiography

Korea, Republic of
Peking Union Medical College Hospital

Unknown

The Value and Mechanisms for Monocytes Subpopulations in Predicting the Prognosis of Lymphomas

Diffuse Large B Cell Lymphoma | Peripheral T-Cell Lymphoma | Lymphoma,Non-Hodgkin
Fred Hutchinson Cancer Center

Completed

Laboratory-Treated T Cells and Aldesleukin After Cyclophosphamide in Treating Patients With Stage IV Melanoma

Recurrent Melanoma | Stage IV Melanoma

United States
General University Hospital, Prague
University of Iowa

Unknown

FFR Versus iFR in Assessment of Hemodynamic Lesion Significance (FiGARO)

Hemodynamics | Tomography, Optical Coherence | Coronary Circulation | Endothelial Cells | Polymorphism, Genetic

Czech Republic
Uppsala University

Completed

Evaluation of iFR vs FFR in Stable Angina or Acute Coronary Syndrome (iFR Swedeheart)

Angina Pectoris | Acute Myocardial Infarction

Sweden, Denmark, Iceland

Search clinical trials for: Quantitative flow ratio

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