Clinical trials: Computed Tomography Scan
Breast Cancer
Computed Tomography Versus Standard 2D Mammography Versus 3D Tomosynthesis
The purpose of this study is to compare the imaging performance of an investigational breast computed tomography (CT) scanner, built at UC Davis, with that of an FDA-Approved breast tomosynthesis scanner (capable of producing…
- Trial name
- NCT01852032
- Testing
- Tomosynthesis Breast Scanning, Breast CT Scanning
- Where
- United States
- Volunteers
- 23 people
- Sponsor
- University of California, Davis
Acute Coronary Syndromes, Coronary Artery Disease
Computed Tomographic Coronary Angiography for Acute Chest Pain Evaluation
The purpose of this study is to evaluate whether 64-slice Computed Tomographic coronary angiography is useful for rapid diagnosis or exclusion of significant coronary artery disease in patients who present to the Emergency…
- Trial name
- EDCCTA (NCT00615719)
- Where
- United States
- Volunteers
- 35 people
- Sponsor
- Virginia Commonwealth University
Cancer, Inflammatory Disease
Translational Development of Photon-counting CT Imaging
Using an investigational CT scanner which uses a new type of detector to capture X-rays, (a photon counting CT detector), the goal of this experimental study is to compare conventional CT images to CT images using the photon…
- Conditions
- Cancer, Inflammatory Disease, Vascular Diseases, Metabolic Bone Disease
- Trial name
- NCT03878134
- Testing
- PHOTON COUNTING CT Scanner
- Where
- United States
- Volunteers
- 67 people
- Sponsor
- National Institutes of Health Clinical Center (CC)
Coronary Artery Diseases, Multivessel Coronary Artery Disease
SYNTAX III REVOLUTION Trial: A Randomized Study Investigating the Use of CT Scan and Angiography of the Heart to Help the Doctors Decide Which Method is the Best to Improve Blood Supply to the Heart in Patients With Complex Coronary Artery Disease
The SYNTAX III Revolution trial is a randomized diagnostic research study that investigates the use of CT scan and angiogram of the heart to help doctors decide which method is the best to improve blood supply to the heart in…
- Conditions
- Coronary Artery Diseases, Multivessel Coronary Artery Disease, Heart Diseases, Cardiovascular Diseases
- Trial name
- SYNTAX III (NCT02813473)
- Testing
- Coronary Angiography, Computed Tomography (CT) scan
- Where
- 6 sites in Belgium, France and 3 more
- Volunteers
- 223 people
- Sponsor
- ECRI bv
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
Deep-Learning Image Reconstruction in CCTA
Cardiac CT allows the assessment of the heart and of the coronary arteries by use of ionising radiation. Although radiation exposure was significantly reduced in recent years, further decrease in radiation exposure is limited by…
- Trial name
- NCT03980470
- Testing
- TrueFidelity
- Where
- Switzerland
- Volunteers
- 50 people
- Sponsor
- University of Zurich
Computed Tomography, Diagnostic Imaging
Ultravist: Safety and Efficacy in Computed Tomography of Head and Body
This is a research study involving the use of a contrast agent called Ultravist Injection. Ultravist, the study drug, is used to improve the pictures obtained using computed tomography (CT).
- Trial name
- NCT00244140
- Testing
- Iopromide 370 mg I/mL, Iopromide 300 mg I/mL
- Where
- 23 sites in United States, Colombia and 2 more
- Volunteers
- 435 people
- Sponsor
- Bayer
Atherosclerosis
ELITE: Early Versus Late Intervention Trial With Estradiol
The purpose of this study is to examine the effects of oral 17B-estradiol (estrogen) on the progression of early (subclinical) atherosclerosis and cognitive decline in healthy postmenopausal women.
- Trial name
- NCT00114517
- Testing
- 17B-estradiol
- Where
- United States
- Volunteers
- 643 people, healthy volunteers welcome
- Sponsor
- University of Southern California
Coronary Artery Disease
Myocardial Stress Perfusion Imaging With Dual Source CT
The investigators propose a novel technique using dual source multidetector computed tomography (DSCT) where information on both coronary anatomy and myocardial perfusion is obtained in a single scan.
- Trial name
- NCT00853671
- Testing
- Adenosine Stress Dual-source CTP
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- Massachusetts General Hospital
Acute Coronary Syndrome
Safety and Efficacy Iodofiltic Acid I 123 in the Treatment of Acute Coronary Syndrome
This is an open-label phase 2 study recruiting low, moderate, and high likelihood ACS patients from approximately 60 centers. Patients will be imaged with iodofiltic acid I 123 for the detection of myocardial ischemia.
- Trial name
- Zeus-ACS (NCT00514501)
- Testing
- Iodofiltic acid I 123
- Where
- 38 sites in United States, Canada
- Volunteers
- 510 people
- Sponsor
- Molecular Insight Pharmaceuticals, Inc.
Neuroendocrine Tumors
Diagnosis and Staging of Neuroendocrine Tumors (NETs) Utilizing 68Ga-DOTATOC PET/CT Scan
The primary goal of the analysis is to estimate the diagnostic accuracy of Gallium 68 (68Ga) -DOTATOC PET/CT for detecting neuroendocrine tumors (NETs) compared to conventional imaging techniques such as Magnetic Resonance…
- Trial name
- NCT03136328
- Testing
- 68Ga-DOTATOC
- Volunteers
- 11 people, healthy volunteers welcome
- Sponsor
- Montefiore Medical Center
Arthritis, Glenohumeral Osteoarthritis
3D MR Versus 3D CT for Glenohumeral Arthritis
This study aims to assess the efficacy of three-dimensional magnetic resonance (MR) compared to three-dimensional computed tomography (CT) imaging.
- Trial name
- NCT03379545
- Testing
- 3-dimensional (3D) magnetic resonance (MR) imaging, 3D computed tomography (CT) imaging
- Where
- United States
- Volunteers
- 31 people
- Sponsor
- NYU Langone Health
Acute Kidney Injury, Pulmonary Embolism
Acute Kidney Injury in Patients Undergoing Contrast Exposure: VQ vs. CT
Both, CT scans and VQ scans, are used by doctors to look for pulmonary embolism. The most common reason to order a VQ scan is to avoid the IV dye.
- Conditions
- Acute Kidney Injury, Pulmonary Embolism, Contrast-induced Nephropathy
- Trial name
- VQ/CT (NCT03116139)
- Testing
- V/Q imaging, Computed tomography scan
- Where
- 5 sites in United States
- Volunteers
- 253 people
- Sponsor
- Indiana University
Neuroendocrine Tumors
Theranostics of Radiolabeled Somatostatin Antagonists 68Ga-DOTA-JR11 and 177Lu-DOTA-JR11 in Patients With Neuroendocrine Tumors
This study has 3 steps and not everyone will have all 3 steps done. The overall goals are to see if a new experimental drug is safe to image (step 1) and treat neuroendocrine tumors (step 2 and 3).
- Trial name
- NCT02609737
- Testing
- PET/CT Imaging, 68Ga-DOTA-JR11, 177Lu-DOTA-JR11
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Memorial Sloan Kettering Cancer Center
Ionizing Radiation Exposure, Quality Improvement
CT DOSE Collaboratory
This is a pragmatic stepped-wedge cluster randomized controlled trial to explore variation in doses used for diagnostic CT by pooling radiation dose data across diverse healthcare delivery systems.
- Trial name
- NCT03000751
- Testing
- Simple Audit Report, Multi-Component Intervention, In-Person Meeting
- Volunteers
- 864,080 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Liver Cancer
Benefits Study of Respiratory-gated Positron Emission Tomography Acquisitions of the Liver
Fluorodeoxyglucose (FDG) positron emission tomography (PET) is now widely used for cancer imaging purpose, notably for preoperative work-up. It aims at visualizing organs metabolism.
- Trial name
- RespiTEP (NCT01219985)
- Testing
- standard and respiratory-gated PET acquisitions
- Where
- France
- Volunteers
- 50 people
- Sponsor
- Centre Hospitalier Universitaire, Amiens
Alveolar Ridge Preservation
Ridge Preservation With Platelet Rich Fibrin Augmented With Freeze Dried Bone Allograft
Improved predictability and quality of bone healing after a tooth is removed is clinically relevant, in that, it improves our ability to achieve successful implant placement at edentulous sites.
- Trial name
- NCT03043885
- Testing
- FDBA, PRF, Blood Clot
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Brain Cancer, Glioma
Image-Guided Stereotactic Biopsy of High Grade Gliomas
The purpose of this study is to evaluate high and low areas of growth, or proliferation, within the tumor. An imaging technique using a very small amount of a radioactive tracer called 18Ffluoro-deoxy-L-thymidine (18F-FLT) can…
- Trial name
- NCT00979810
- Testing
- 18F-FLT PET Scan
- Where
- United States
- Volunteers
- 11 people
- Sponsor
- Memorial Sloan Kettering Cancer Center
Healthy
Open Label, Randomized Study of Low Concentration Ioforminol Injections for Use in Abdominal CECT in Healthy Volunteers
To optimize both the Ioforminol concentration and dosage(s) for CECT of the abdomen. To evaluate the safety and tolerability of low concentration Ioforminol Injections. Study recruits healthy volunteers.
- Trial name
- NCT01672996
- Testing
- Ioforminol 160 mgI/mL, Ioforminol 200 mgI/mL, Iopamidol 300 mgI/mL
- Where
- United States
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- GE Healthcare
Atrial Fibrillation
Apixaban Versus Warfarin in the Evaluation of Progression of Atherosclerotic Calcification and Vulnerable Plaque
Vitamin K-antagonists (VKA) such as warfarin are the most widely used blood thinners for irregular heart beats like atrial fibrillation.
- Trial name
- NCT02090075
- Testing
- apixaban, warfarin
- Where
- United States
- Volunteers
- 66 people
- Sponsor
- Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center