Clinical trials: Vascular Occlusion Test
Carotid Artery Stenosis, Carotid Artery Disease
Neuropsychometric Outcome After Carotid Endarterectomy
The purpose of this study is to determine how well patients undergoing carotid endarterectomy will perform on a battery of tests to assess brain function before and after surgery as compared to a control group of patients…
- Conditions
- Carotid Artery Stenosis, Carotid Artery Disease, Transient Ischemic Attack, Stroke
- Trial name
- CEA (NCT00597883)
- Testing
- Carotid endarterectomy, Neurological and neuropsychological evaluations
- Where
- United States
- Volunteers
- 817 people
- Sponsor
- Columbia University
Coronary Artery Disease
Stress CT Perfusion in Patients With Chest Pain
Our hypothesis is that quantitative 3D analysis of cardiac CT images obtained during vasodilator stress can accurately identify patients presenting at the emergency department with acute chest pain due to underlying…
- Trial name
- NCT01969916
- Testing
- Regadenoson
- Where
- United States
- Volunteers
- 150 people
- Sponsor
- University of Chicago
Healthy
Comparison of Two Devices Using Near-infra Red Spectroscopy During a Vascular Occlusion Test
Tissue oxygen saturation is non-invasively measured using near-infrared spectroscopy, by two device, INVOS®(somanetics Corporation, USA ) and InSpectra™ (Hutchinson Technology, USA).
- Trial name
- NCT01848977
- Testing
- vascular occlusion test
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Seoul National University Hospital
Coronary Artery Disease (CAD)
Testing Platelet Reactivity In Patients Undergoing Elective Stent Placement on Clopidogrel to Guide Alternative Therapy With Prasugrel (TRIGGER-PCI)
To determine the efficacy of prasugrel versus clopidogrel for the reduction of adverse cardiovascular outcomes in patients with high platelet reactivity on clopidogrel after successful implantation of coronary drug-eluting…
- Trial name
- TRIGGER-PCI (NCT00910299)
- Testing
- Prasugrel, Clopidogrel
- Where
- 27 sites in United States, Germany
- Volunteers
- 423 people
- Sponsor
- Eli Lilly and Company
Lupus Erythematosus, Systemic
Atherosclerosis Prevention in Pediatric Lupus Erythematosus (APPLE)
The purpose of this study is: 1. To assess the efficacy of a lipid-lowering agent (atorvastatin) on the development of atherosclerosis that predisposes children with SLE to cardiovascular events in adulthood. 2.
- Trial name
- NCT00065806
- Testing
- Atorvastatin
- Where
- United States
- Volunteers
- 221 people
- Sponsor
- Laura Schanberg
Osteoarthritis, Cardiovascular Disease
Risk Factor Control Before Orthopedic Surgery
This trial is designed to determine the best preoperative management strategy for patients undergoing orthopedic surgery.
- Trial name
- OPTMIZE-OS (NCT01837069)
- Testing
- Metoprolol, Lisinopril, Atorvastatin
- Where
- United States
- Volunteers
- 198 people
- Sponsor
- NYU Langone Health
Cardiovascular Diseases, Atherosclerosis
Aspirin Dose and Atherosclerosis in Patients With Heart Disease
The purpose of the study is to test higher versus lower doses of aspirin on markers of atherosclerosis in patients who have had a heart attack.
- Conditions
- Cardiovascular Diseases, Atherosclerosis, Myocardial Infarction
- Trial name
- TAD (NCT00272337)
- Testing
- Aspirin
- Where
- 2 sites in United States
- Volunteers
- 37 people, healthy volunteers welcome
- Sponsor
- Florida Atlantic University
Coronary Artery Disease
A Pharmacodynamic Study Comparing Prasugrel Versus Ticagrelor in Patients Undergoing PCI With CYP2C19 Loss-of-function:
Numerous studies have shown that pharmacodynamics (PD) response profiles vary among clopidogrel treated patients and that individuals with reduced response have an increased risk of recurrent ischemic events.
- Trial name
- NCT02065479
- Testing
- Prasugrel, Ticagrelor
- Where
- United States
- Volunteers
- 65 people
- Sponsor
- University of Florida
Sickle Cell Leg Ulcer
Test of the Safety, Effectiveness, & Acceptability of An Improvised Dressing for Sickle Cell Leg Ulcers in the Tropics
One in 300 Jamaicans have HbSS sickle cell disease, and of these, up to 70% will suffer from sickle cell leg ulcers (SCLUs). Of these, 24% will have a chronic SCLU (one lasting longer than 6 months).
- Trial name
- SCLUJamaica (NCT04479618)
- Testing
- Usual Practice, Improvised dressing, Advanced dressing
- Where
- Jamaica
- Volunteers
- 48 people
- Sponsor
- Benskin, Linda, PhD, RN, SRN (Ghana), CWCN, CWS, DAPWCA
Cardiovascular Diseases, Metabolic Syndrome X
Aspirin Dose and Atherosclerosis in Patients With Metabolic Syndrome
The purpose of the study is to test higher versus lower doses of aspirin on markers of atherosclerosis in patients at risk of a first heart attack.
- Conditions
- Cardiovascular Diseases, Metabolic Syndrome X, Atherosclerosis
- Trial name
- PAD (NCT00272311)
- Testing
- Aspirin
- Where
- United States
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Florida Atlantic University
Coronary Artery Disease
Clinical Evaluation of the CADence Device in Detection of Coronary Artery Diseases
This is a multi-center, prospective, non-randomized, double-blinded trial to evaluate the sensitivity and specificity of the CADence device in detecting the existence of clinically significant coronary artery disease as…
- Trial name
- TURBULENCE (NCT01743040)
- Testing
- CADence
- Where
- 24 sites in United States
- Volunteers
- 1,014 people
- Sponsor
- AUM Cardiovascular, Inc.
Heart Failure, Coronary Artery Disease
COVID-19 Testing in Underserved and Vulnerable Populations
As part of National Institutes of Health Rapid Acceleration of Diagnostics-Underserved Populations (RADx-UP) program, the goal of the RADxUP study is to develop, test, and evaluate a rapid, scalable capacity building project to…
- Conditions
- Heart Failure, Coronary Artery Disease, Cancer, Chronic Kidney Diseases
- Trial name
- NCT05315908
- Testing
- Community outreach method
- Where
- United States
- Volunteers
- 9,120 people
- Sponsor
- Jesse Nodora
Coronary Artery Bypass Graft Triple Vessel
Effect of Prewarming on Microcirculatory Response
Intraoperative hypothermia may affect tissue microcirculation and can induce myocardial injury, wound infection, and coagulopathy.
- Trial name
- NCT02186210
- Testing
- prewarming
- Where
- South Korea
- Volunteers
- 40 people
- Sponsor
- Seoul National University Hospital
Carotid Artery Disease, Carotid Artery Stenosis
Effect of Raised CBF During CEA on Cognition in DM Patients
The purpose of this study is to determine if we can reduce the incidence of cognitive dysfunction - difficulty in performing certain pencil-paper, memory, finger dexterity and thinking type of tasks called neuropsychometric tests…
- Conditions
- Carotid Artery Disease, Carotid Artery Stenosis, Diabetes, Cognitive Dysfunction
- Trial name
- NCT00597545
- Testing
- Carotid endarterectomy, Shunt
- Where
- United States
- Volunteers
- 10 people
- Sponsor
- Columbia University
Mild Cognitive Impairment, Alzheimer Disease
Cerebral Haemodynamic Changes During Cognitive Testing: A fTCD Study
850,000 people live with dementia in the UK, with that number expected to rise to more than 1 million within the next 5 years. The most common type of dementia (55%) is Alzheimer's dementia, and vascular dementia is the second…
- Conditions
- Mild Cognitive Impairment, Alzheimer Disease, Vascular Dementia, Healthy Controls
- Trial name
- NCT03134963
- Testing
- Transcranial doppler ultrasonography, Blood pressure monitoring, Heart rate monitoring
- Where
- 2 sites in United Kingdom
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- University of Leicester
Coronary Artery Disease (CAD)
A Study to Assess Regadenoson Administration Following an Inadequate Exercise Stress Test as Compared to Regadenoson Alone for Myocardial Perfusion Imaging (MPI) Using Single Photon Emission Computed Tomography (SPECT)
The purpose of this study is to demonstrate that the strength of agreement between single photon emission computed tomography (SPECT) imaging with regadenoson following inadequate exercise stress testing and SPECT imaging with…
- Trial name
- EXERRT (NCT01618669)
- Testing
- Regadenoson, Single photon emission computed tomography (SPECT) myocardial perfusion imaging (MPI)
- Where
- 69 sites in United States, Argentina and 2 more
- Volunteers
- 1,147 people
- Sponsor
- Astellas Pharma Global Development, Inc.
Coronary Artery Disease
Assessment of Coronary Artery Disease by Hybrid PET/CT
There have been many advances in the test used to look for heart disease. An example of this newer technology is the Multislice CT scan (MSCT) and Positron Emission Tomography (PET) scans.
- Trial name
- NCT00320931
- Testing
- Hybrid PET/CT
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- University of Maryland, Baltimore
Peripheral Arterial Disease
Community-Based Detection and Treatment of Peripheral Arterial Disease in Hispanics.
Peripheral Arterial Disease (PAD) is a highly prevalent public health problem that results from progressive atherosclerosis of arteries in the lower extremities.
- Trial name
- NCT01440634
- Testing
- Supervised exercise Program
- Where
- United States
- Volunteers
- 347 people
- Sponsor
- University of Texas Southwestern Medical Center
Heart Diseases
Developing and Testing a Personalized Evidence-based Shared Decision-making Tool for Stent Selection
The goal of this study is to gather input from patients who have undergone PCI, their family and/or caregivers, and clinicians to develop a patient decision aid.
- Trial name
- DECIDE-PCI (NCT02046902)
- Where
- 2 sites in United States
- Volunteers
- 586 people, healthy volunteers welcome
- Sponsor
- University of Missouri, Kansas City
Ischemia
Accuracy of an Echo-Stress Protocol Using Regadenoson With Speckle Tracking
The goal of this clinical research study is to compare regadenoson nuclear stress testing with echocardiography strain measurements (an ultrasound imaging method that measures hearts function) in detecting coronary artery disease.
- Trial name
- NCT02130453
- Testing
- Regadenoson
- Where
- United States
- Volunteers
- 161 people
- Sponsor
- M.D. Anderson Cancer Center