Clinical trials: Perfusion Imaging
Breast Cancer
Screening in Myocardial Perfusion Patients
To expand the understanding of the uptake and distribution of Tc-99m sestamibi in the breast in a normal female population undergoing myocardial perfusion imaging using Molecular Breast Imaging (MBI).
- Trial name
- NCT00943241
- Where
- United States
- Volunteers
- 322 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Multiple Sclerosis
Imaging Multiple Sclerosis Lesions Using Magnevist and Gadavist
The investigators are conducting a magnetic resonance imaging (MRI) study comparing two MRI contrast agents in people with clinically isolated syndrome and relapsing remitting multiple sclerosis (MS).
- Trial name
- NCT01836055
- Where
- United States
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- Wayne State University
Glaucoma
Blood Flow of Ophthalmic Artery and Glaucoma
The main purpose of this project is to investigate the blood flow of the ophthalmic artery (OA) in patients with ocular hypertension, high tension glaucoma and normal tension glaucoma.
- Trial name
- NCT02656979
- Testing
- Latanoprost
- Where
- Sweden
- Volunteers
- 125 people, healthy volunteers welcome
- Sponsor
- Umeå University
Major Depression
Brain Abnormalities in Late-Onset Major Depression
The objective of this project is to examine the state of the brain in people over 50 years old suffering from late-onset depression by means of an extensive clinical assessment programme, including magnetic resonance imaging…
- Trial name
- NCT00260468
- Testing
- Clinical examination program
- Where
- Denmark
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- University of Aarhus
Poor Peripheral Perfusion
Magnetic Resonance Imaging (MRI) to Assess Radial Artery Compression and Arterial Perfusion While TR Band is Applied
Subjects' radial artery diameters and plethysmography waveforms will be recorded by MRI and pulse oxymetry at varying levels of radial artery compression by the Terumo TR Band.
- Trial name
- NCT02478671
- Testing
- TR Band
- Volunteers
- 4 people, healthy volunteers welcome
- Sponsor
- Terumo Medical Corporation
Atelectasis
Effect of Hyperoxia and Hypergravity on Lung Ventilation and Perfusion
The primary aim of this project is to get further knowledge on the effects of + Gz accelerations and hyperoxia on lung ventilation in humans.
- Trial name
- NCT01993394
- Testing
- hypergravity, gas mixture
- Where
- 2 sites in France
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Direction Centrale du Service de Santé des Armées
Tissue Perfusion, Tumor
Tissue Characterization With Hyperspectral Imaging (HSI)
Hyperspectral Imaging (HSI) is a contact free method to analyse the from the tissue reflected light in the range of 500-1000nm. Aim of the study is to identify special reflex patterns to identify special tissue
- Conditions
- Tissue Perfusion, Tumor, Inflammation, Inflammatory Bowel Diseases
- Trial name
- HSIT (NCT04230603)
- Testing
- Hyperspectral imaging, Lactate acid measurement, pathological examination
- Where
- Germany
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- University of Leipzig
Coronary Artery Disease (CAD), Myocardial Ischemia
A Study of XTR004 Radiotracer in Healthy Volunteers
XTR004 is a 18F-labeled myocardial perfusion positron emission tomography tracer use to measure myocardial perfusion and myocardial blood flow.
- Trial name
- NCT05195879
- Testing
- XTR004
- Where
- China
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Sinotau Pharmaceutical Group
Peripheral Artery Disease
Contrast Ultrasound Perfusion Imaging in PAD With Sonazoid
The measurement of limb skeletal muscle perfusion and perfusion reserve during exercise is an approach that can assess the total impact of the complex pathophysiologic processes in patients with limb ischemia, particularly in…
- Trial name
- NCT02398266
- Testing
- Contrast ultrasound of leg muscle with Sonazoid (Contrast ultrasound microvascular perfusion imaging)
- Where
- United States
- Volunteers
- 55 people, healthy volunteers welcome
- Sponsor
- Oregon Health and Science University
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
Cerebral Perfusion Pressure, Vasopressor Agents
Physiologic Study of Cerebral Perfusion
The aim of the study is to measure cerebral perfusion using MRI in healthy subjects (with and without sedation) and in vasopressor-dependent patients
- Conditions
- Cerebral Perfusion Pressure, Vasopressor Agents, Shock, Magnetic Resonance Imaging (MRI), Functional
- Trial name
- NCT02744625
- Testing
- Higher doses of vasopressor therapy for a MAP of 75 mmHg, Lower doses of vasopressor therapy for a MAP of 65 mmHg, Propofol for light sedation
- Where
- Canada
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Centre de recherche du Centre hospitalier universitaire de Sherbrooke
Caffeine, Flavonoids
Effects of a Cocoa Shot on the Human Brain
The Hershey Company is interested in investigating the effects of various chocolate beverages on brain physiology and cognitive function.
- Trial name
- NCT01924481
- Testing
- High Caffeine, Low caffeine, High theobromine
- Where
- United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- Wake Forest University Health Sciences
Kidney Injury, Acute, Perfusion Imaging
Validation of Renal Perfusion CEUS Against MRI, and Its Application in Acute Kidney Injury
The purposes of this study is 1. To establish the validity of CEUS to measure renal perfusion by comparing it against ASL-MRI in young and older healthy volunteers, and generate a normative dataset of CEUS measures of renal…
- Conditions
- Kidney Injury, Acute, Perfusion Imaging, Ultrasonography, Kidney Diseases
- Trial name
- NCT04181281
- Testing
- Contrast enhanced ultrasound, Arterial Spin Labelling -Magnetic Resonance Imaging
- Where
- United Kingdom
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Nottingham
Myocardial Infarction
18F-PBR06/Total Body PET Imaging in Patients With STEMI
The study will use 18F-PBR06/uExplorer to study the activation of macrophages and systemic perfusion in patients with ST-segment elevation myocardial infarction (STEMI) or stable angina (SA).
- Trial name
- NCT05269446
- Testing
- percutaneous coronary intervention (PCI), total body PET/CT scan, Coronary Angiography (CAG)
- Where
- China
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- RenJi Hospital
Healthy Adults
Myocardial Blood Volume Measurement by Real-Time Myocardial Perfusion Echocardiography Correlates to Myocardial Compressibility by Cardiac Magnetic Resonance Imaging in Healthy Subjects
This study is being done to find out the normal amount of blood within the heart muscle and the variations in this blood flow between a cardiac MRI and TTE.
- Trial name
- NCT04724304
- Testing
- Real-Time Myocardial Echocardiography (RTMPE), Magnetic resonance image (MRI)
- Where
- United States
- Volunteers
- 115 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Alzheimer Disease, Dementia
Evaluation of Age- and Alzheimer's Disease-Related Memory Disorder
The purpose of this study is to examine how a part of the brain called the hippocampus contributes to memory changes that occur with aging and Alzheimer's disease (AD). Memory problems are the most important early symptoms of AD.
- Conditions
- Alzheimer Disease, Dementia, Memory Disorder, Healthy
- Trial name
- NCT00029120
- Where
- United States
- Volunteers
- 450 people, healthy volunteers welcome
- Sponsor
- National Institute of Mental Health (NIMH)
Acute Cholecystitis, Colorectal Cancer
Safety and Feasibility of ActivSightTM in Human
ActivSightTM combines an innovative form factor and proprietary software to deliver precise, objective, real-time visualization of blood flow and tissue perfusion intraoperatively for laparoscope-based surgery.
- Conditions
- Acute Cholecystitis, Colorectal Cancer, Diverticulitis, Colonic, Obesity, Morbid
- Trial name
- NCT04633512
- Testing
- ActivSight
- Where
- 3 sites in United States
- Volunteers
- 67 people, healthy volunteers welcome
- Sponsor
- Activ Surgical
Peripheral Arterial Disease, Tissue Perfusion
Perfusion Assessment Using BOLD MRI and PBV in Endovascular Treatment of Peripheral Arterial Occlusive Disease
Current assessment of lower limb ischemia cannot reflect the location and degree of ischemia. Tissue perfusion assessment was used in the diagnosis and treatment of lower limb ischemia in this project, and the quantitative…
- Trial name
- NCT05045365
- Where
- China
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Peking Union Medical College Hospital
Pulmonary Arterial Hypertension
Evaluation of Pulmonary Perfusion Heterogeneity and Compliance in Patients With Pulmonary Hypertension Using Positron Emission Tomography Imaging
The purpose of the study is to find out how the blood flow changes in the lungs of people with pulmonary hypertension compared to healthy individuals without pulmonary hypertension.
- Trial name
- NCT01461343
- Testing
- CT imaging, functional PET imaging
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital