Clinical trials: Perfusion Imaging, open to volunteers
Ischemic Heart Disease (IHD), Cardiac Magnetic Resonance Imaging
The Multicenter Stress Cardiac Magnetic Resonance Quantitative Perfusion Imaging in the United States Study
This research aims to investigate whether symptoms of chest pain or shortness of breath among the study population are arising due to a heart problem, particularly any reduction of blood flow to the heart muscle from blockages in…
- Conditions
- Ischemic Heart Disease (IHD), Cardiac Magnetic Resonance Imaging, Myocardial Blood Flow
- Trial name
- SPINS2 (NCT06854458)
- Testing
- Quantitative Myocardial Blood Flow Evaluation, Qualitative Myocardial Blood Flow Evaluation, Gadavist
- Where
- 13 sites in United States
- Volunteers
- 1,000 people
- Sponsor
- Brigham and Women's Hospital
Heart Failure With Reduced Ejection Fraction (HFrEF), Chronic Heart Failure
Vericiguat and Reverse Remodeling Indices in Heart Failure
The goal of this clinical trial is to investigate how vericiguat benefits adults with stable heart failure with reduced ejection fraction (HFrEF) who are already receiving guideline-directed medical therapy.
- Trial name
- VERI-PATH (NCT07405944)
- Testing
- Vericiguat, Guideline Directed Medical Therapy for Heart Failure (GDMT)
- Where
- 4 sites in Slovenia
- Volunteers
- 70 people
- Sponsor
- University Medical Centre Ljubljana
Alzheimer's Disease, Mild Cognitive Impairment
Retinal Imaging in Neurodegenerative Disease
This study aims to develop and evaluate biomarkers using non-invasive optical coherence tomography (OCT) and OCT angiography (OCTA) as well as ultra-widefield (UWF) fundus photography to assess the structure and function of the…
- Conditions
- Alzheimer's Disease, Mild Cognitive Impairment, Parkinson's Disease, Multiple Sclerosis
- Trial name
- NCT03233646
- Testing
- Retinal and Choroidal Imaging
- Where
- United States
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- Duke University
Healthy Volunteer, Coronary Arterial Disease
Ultralow Dose PET Imaging of 18F-flurpiridaz
The goal of this clinical trial is to evaluate an investigational ultralow dose positron emission tomography (PET) imaging technique for known or suspected coronary artery disease (for detecting myocardial ischemia or infarction)…
- Conditions
- Healthy Volunteer, Coronary Arterial Disease, Myocardial Ischemia, Myocardial Infarction
- Trial name
- NCT07284576
- Testing
- 18F-flurpiridaz
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Akiva Mintz
Sickle Cell Disease
Relationship Between Abnormal Myocardial Perfusion and Diastolic Dysfunction in Sickle Cell Disease Using PET
There is limited information on what causes injury to the heart in individuals with Sickle Cell Disease (SCD). Researchers in this study want to see if decreased blood flow to the heart during stress could be causing the heart…
- Trial name
- NCT05583721
- Testing
- [13N]NH3, Lexiscan, Positron emission tomography
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- St. Jude Children's Research Hospital
Head and Neck Cancer (H&N), Free Tissue Flaps
Comparing Intraoperative Indocyanine Green Fluorescence Imaging With Standard Clinical Assessment for Flap Perfusion in Head and Neck Reconstruction (VISION Trial)
This is a prospective multicentre randomised controlled trial evaluating whether intraoperative indocyanine green (ICG) fluorescence angiography improves outcomes in head and neck free flap reconstruction compared with standard…
- Conditions
- Head and Neck Cancer (H&N), Free Tissue Flaps, Free Flap, Free Flap Evaluation
- Trial name
- VISION (NCT07635420)
- Testing
- Indocyanine Green, Standard clinical perfusion assessment
- Where
- Sweden
- Volunteers
- 244 people
- Sponsor
- Region Skane
Gynecologic Cancers, Ovarian Cancer
Near-Infrared Fluorescence Imaging With Indocyanine Green to Evaluate Bowel Anastomoses in Gynecologic Oncology Surgery
The goal of this study is to evaluate if indocyanine green (ICG) fluorescence imaging helps reduce complications in bowel surgery performed during gynecologic cancer operations.
- Conditions
- Gynecologic Cancers, Ovarian Cancer, Endometrial Cancers, Cervical Cancers
- Trial name
- INOCA (NCT06871787)
- Testing
- Indocyanine Green, Near-Infrared Fluorescence Imaging System
- Where
- Turkey (Türkiye)
- Volunteers
- 50 people
- Sponsor
- Istanbul University
Coronary Artery Disease
Advanced Cardiac Magnetic Resonance Imaging for Assessment of Obstructive Coronary Artery Disease: ADVOCATE-CMR
Stress perfusion cardiovascular magnetic resonance (CMR) imaging is an established non-invasive imaging test for detection of obstructive coronary artery disease (CAD).
- Trial name
- ADVOCATE-CMR (NCT06419894)
- Volunteers
- 182 people
- Sponsor
- Amsterdam UMC, location VUmc
Breast Reconstruction, Radiation Dermatitis
Ultrasonic Perfusion Imaging in Post-mastectomy Irradiated Patients
The purpose of this study is to evaluate post-mastectomy breast skin blood supply (perfusion) after radiation therapy, and before and after fat grafting to the breast(s).
- Conditions
- Breast Reconstruction, Radiation Dermatitis, Radiation Fibrosis, Fat Grafting
- Trial name
- NCT04992650
- Testing
- Fat grafting
- Where
- United States
- Volunteers
- 15 people
- Sponsor
- Mayo Clinic
Ventricular Tachycardia, Monomorphic, Ventricular Tachycardia (V-Tach)
Imaging and Treatment Planning for Cardiac Radioablation
Cardiac radioablation is a new treatment for ventricular tachycardia (VT), which uses beams of radiation to treat heart scar that causes VT.
- Conditions
- Ventricular Tachycardia, Monomorphic, Ventricular Tachycardia (V-Tach), Ischemia, Myocardial
- Trial name
- ITPCR (NCT06938074)
- Testing
- CT and MRI
- Where
- Canada
- Volunteers
- 15 people
- Sponsor
- Stewart Gaede
Colorectal Liver Metastasis, Liver Neoplasms
A Prospective Study of a Subharmonic-Aided Pressure Estimate Technology for Early Prediction of Response to Systemic Therapy in Colorectal Cancer Liver Metastases
Colorectal cancer is a common type of cancer that often spreads to the liver. When cancer spreads to the liver, treatment becomes very difficult. Many patients will undergo chemotherapy to shrink the tumor.
- Conditions
- Colorectal Liver Metastasis, Liver Neoplasms, Colorectal Neoplasms
- Trial name
- NCT07583381
- Testing
- SHAPE
- Volunteers
- 107 people
- Sponsor
- The First Hospital of Jilin University
Cerebral Hemorrhage, Subarachnoid Hemorrhage
Brain PERfusion Evaluation by Contrast-Enhanced UltraSound
The objective of the study is to assess brain tissue perfusion by contrast-enhanced ultrasound perfusion imaging (PerCEUS) in acute brain injuries.
- Conditions
- Cerebral Hemorrhage, Subarachnoid Hemorrhage, Ischemic Stroke, Cerebrovascular Circulation
- Trial name
- PerCEUS (NCT05893407)
- Testing
- Measuring contrast-enhanced ultrasound perfusion with phase inversion harmonic imaging
- Where
- France
- Volunteers
- 60 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Gingival Vascularization, Oral Soft Tissue Wound Healing
Analysis of the Reliability and Validity of Laser Speckle Contrast Imaging
This study is designed to validate laser speckle contrast imaging (LSCI) as a non-invasive method for measuring superficial gingival blood perfusion.
- Conditions
- Gingival Vascularization, Oral Soft Tissue Wound Healing, Laser Speckle Contrast Imaging, Periodontal Wound Healing
- Trial name
- LSCI (NCT07527351)
- Testing
- Laser Speckle Contrast Imaging
- Where
- Spain
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Universidad Complutense de Madrid
NIRS, Tissue Oxygenation
CHECK-NIRS2D-Study
The study investigates how external, physiological, and behavioral factors influence the measurement of regional tissue oxygenation using two-dimensional near-infrared spectroscopy (NIRS) imaging in healthy volunteers.
- Conditions
- NIRS, Tissue Oxygenation, Microvascular Perfusion, Vascular Occlusion Test
- Trial name
- NCT07854431
- Where
- Germany
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Heinrich-Heine University, Duesseldorf
Coronary Artery Disease, Coronary Computed Tomography Angiography
Myocardial Perfusion Quantification With SPECT Using Multi-Pinhole Collimator Compared to Photon-Counting Coronary CTA
This prospective study aims to compare functional abnormalities detected using myocardial perfusion SPECT imaging (MPI SPECT) with the extent and severity of anatomical findings on coronary computed tomography angiography…
- Conditions
- Coronary Artery Disease, Coronary Computed Tomography Angiography, SPECT, Heart Diseases
- Trial name
- MY-FUSION (NCT06670768)
- Testing
- Stress Dynamic MPI SPECT, Stress Static MPI SPECT, Rest Dynamic MPI SPECT
- Where
- Hungary
- Volunteers
- 50 people
- Sponsor
- Semmelweis University
Perfusion, Fluorescence Imaging
Micro-dosing Indocyanine Green (ICG) in Children
The goal of this cohort study is to identify the lowest dose of Indocyanine Green (ICG) that achieves satisfactory intra-operative fluorescence for the assessment of gastrointestinal or genitourinary tract perfusion in children.
- Conditions
- Perfusion, Fluorescence Imaging, Gastrointestinal Tract Disorders, Genitourinary Disease
- Trial name
- NCT06421103
- Testing
- Indocyanine Green (ICG)
- Where
- United Kingdom
- Volunteers
- 90 people
- Sponsor
- Great Ormond Street Hospital for Children NHS Foundation Trust
Retinal Artery Occlusions, Polypoidal Choroidal Vasculopathy
OCT in Rare Chorioretinal Diseases
This study will evaluate the total blood flow in the retina and choroid (structures in the back of the eye) by Doppler optical coherence tomography (OCT) and OCT angiography. Angiography is mapping of the blood vessels.
- Conditions
- Retinal Artery Occlusions, Polypoidal Choroidal Vasculopathy, Retinal Arterial Macroaneurysm, Juxtafoveal Telangiecasia
- Trial name
- NCT02141308
- Where
- United States
- Volunteers
- 150 people
- Sponsor
- Oregon Health and Science University
Myofascial Pain Syndrome (MPS), Chronic Low-back Pain (cLBP)
Imaging Metabolic and Perfusion Changes in Acupuncture Therapy for Myofascial Pain Syndrome
This study will evaluate the clinical and biological effects of acupuncture for chronic low back pain associated with myofascial pain syndrome (MPS).
- Trial name
- IMPACT-MPS (NCT07494162)
- Testing
- Acupuncture, Total-Body PET/CT Imaging
- Where
- United States
- Volunteers
- 64 people
- Sponsor
- University of California, Davis
To Assess the Feasibility, Visualization Capability, and Optimal Dosing of ICG Fluorescence Imaging for Intraoperative Assessment of Knee Tissue Perfusion
ICG Fluorescence in Knee Arthroscopy Study
The purpose of this study is to first evaluate whether ICG fluorescence angiography can be used to evaluate blood flow of the anterior cruciate ligament (ACL), tendons, and knee structures during an arthroscopic surgery.
- Trial name
- NCT07793266
- Testing
- Intravenous administration of indocyanine green (SPY Agent Green) 2 mL of SPY Agent Green (5.0 mg dose), Intravenous administration of indocyanine green (SPY Agent Green) 3 mL of SPY Agent Green (7.5 mg dose), Intravenous administration of indocyanine green (SPY Agent Green) 4 mL of SPY Agent Green (10 mg dose)
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- Henry Ford Health System
Cardiac Disease
Replacing Spatial Filtering With Deep-learning Noise Reduction
Spatial filtering is routinely required to reduce the statistical noise of gated SPECT myocardial perfusion imaging, but at the expense of image blurring.
- Trial name
- DEEPLAIM (NCT07888218)
- Where
- France
- Volunteers
- 49 people
- Sponsor
- Central Hospital, Nancy, France