Clinical trials: Tomography
Prostate Cancer
ZD4054 With Positron Emission Tomography/Magnetic Resonance Imaging (PET/MRI) for Prostate Cancer
The purpose of this research study is to assess the effects of ZD4054 on prostate cancer that has spread to the bones by using new imaging techniques.
- Trial name
- NCT01119118
- Testing
- ZD4054
- Where
- United States
- Volunteers
- 6 people
- Sponsor
- University of Wisconsin, Madison
Cone-Beam Computed Tomography
Effect of Different Voxel Sizes on Accuracy of CBCT Linear Measurements: Preclinical Study
study target is assessment of the accuracy of linear measurement obtained from CBCT images on 3D volumetric rendering and multiplanar slices with different voxel sizes
- Trial name
- NCT03229018
- Testing
- Voxel size
- Where
- Egypt
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- Cairo University
Carotid Artery Plaque
Carotid Plaque Assessment Using 18Fluorine (18F) -Sodium Fluoride Positron Emission Tomography (PET) /MR
Carotid plaque can lead to ischemic stroke. Treatment of asymptomatic carotid plaque, based on degree stenosis, is still controversial.
- Trial name
- CARTIS (NCT02726984)
- Testing
- 18F-sodium fluoride PET/MR
- Where
- France
- Volunteers
- 15 people
- Sponsor
- Hospices Civils de Lyon
Coronary Artery Disease
Ezetimibe and Atorvastatin Therapy on TCFA
After successful coronary angiography and OCT examination, patients with TCFAs in non-culprit, mild-to-moderate stenotic lesions will be enrolled.
- Trial name
- NCT02588235
- Testing
- Ezetimibe and Atorvastatin, Atorvastatin
- Where
- China
- Volunteers
- 100 people
- Sponsor
- Xijing Hospital
Osteoporosis
Diagnosis of Decreased Bone Density by Dental Cone Beam Computed Tomography
The purpose of this study is to elucidate the role of Dental Cone Beam Computed Tomography (CBCT) in assessment of bone density.
- Trial name
- NCT02303340
- Testing
- Dual Energy X-ray Absorptiometry
- Where
- Israel
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Soroka University Medical Center
Coronary Artery Stenosis
COmplex BifuRcation Lesions: A Comparison Between the AXXESS Device and Culotte Stenting: An Optical Coherence Tomography (OCT) Study
The aim of this study is to compare vessel healing at 9 months using OCT imaging for two different treatment techniques for treating bifurcation lesions.
- Trial name
- COBRA (NCT00895791)
- Testing
- AXXESS Biolimus A9-eluting bifurcation stent, culotte stenting (Xience V)
- Where
- Belgium
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Cardiac Sarcoidosis
Feasibility and Accuracy of Hybrid Magnetic Resonance and Positron Emission Tomography With 18F-Fluorodeoxyglucose in Diagnosing Cardiac Sarcoidosis
The purpose and objectives of the study is to establish the feasibility of the simultaneous PET/MR in patients with cardiac sarcoidosis, determine relationships between various imaging biomarkers like extracellular volume (ECV)…
- Trial name
- NCT03923049
- Testing
- hybrid PET/MRI
- Where
- United States
- Volunteers
- 5 people
- Sponsor
- University of Alabama at Birmingham
Atherosclerosis
Effects on Atherosclerosis Regression of Ezetimibe or Ezetimibe Plus Simvastatin; Evaluated by Fluorodeoxyglucose Positron Emission Tomography (FDG-PET)
18F-fluorodeoxyglucose (FDG) positron emission tomography (PET) is a promising tool for identifying and quantifying vascular inflammation within atherosclerotic plaques.
- Trial name
- NCT00926055
- Testing
- Ezetrol (Ezetimibe), Vytorin (Ezetimibe + Simvastatin)
- Where
- South Korea
- Volunteers
- healthy volunteers welcome
- Sponsor
- Korea University
Multiple Sclerosis, Neuromyelitis Optica
Evaluation of Neural Loss in Multiple Sclerosis and Neuromyelitis Optica Using High Resolution Oct
The purpose of this study is to determine the ability of STRATUS OCT and high resolution OCT to detect and to quantify the neural loss in multiple sclerosis and neuromyelitis optica and its subtypes.
- Trial name
- NCT01024985
- Where
- Brazil
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Sao Paulo
Coronary Artery Disease
Rubidium-82 - An Alternative Radiopharmaceutical for Myocardial Imaging(Rb-ARMI)
Cardiovascular (CV) disease is the leading cause of death in Canada. Fifty percent of all Tc-99m used in nuclear medicine is for the diagnosis of coronary artery disease (CAD) with SPECT myocardial perfusion imaging (MPI).
- Trial name
- Rb-ARMI (NCT01128023)
- Testing
- Myocardial perfusion imaging using Rb-82 PET or Tc-99m or Tl SPECT
- Where
- Canada
- Volunteers
- 10,000 people
- Sponsor
- Ottawa Heart Institute Research Corporation
Coronary Artery Disease
Magnetic Resonance Imaging (MRI) Viability: Comparison of Myocardial Viability by Positron Emission Tomography and MRI
The purpose of this study is to compare cardiac MRI with positron emission tomography (PET) with fluorodeoxyglucose (FDG) to determine if cardiac MRI images are as good as, or better, than PET with FDG.
- Trial name
- NCT00166179
- Where
- United States
- Volunteers
- 57 people
- Sponsor
- Emory University
Alzheimer Disease, Mild Cognitive Impairment
Brain Insulin Resistance in Mild Cognitive Impairment
Alzheimer´s disease (AD) is the most common cause of dementia. The most important risk factor for AD is old age; modifiable risk factors for AD include metabolic risk factors, i.e. diabetes, and obesity.
- Conditions
- Alzheimer Disease, Mild Cognitive Impairment, Positron Emission Tomography
- Trial name
- COINS (NCT06116188)
- Testing
- FDG-PET study
- Where
- Finland
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Turku University Hospital
Complex Atypical Hyperplasia, Endometrial Cancer
18-fluorofuranylnorprogesterone (FFNP) PET/MRI as a Potential Biomarker of Response to Progesterone Therapy
Purpose: The purpose of this study is to evaluate FFNP PET/MRI's utility for predicting response to Levonorgestrel-releasing Intrauterine Device (LR-IUD) hormonal therapy for Complex Atypical hyperplasia (CAH) and Endometrial…
- Trial name
- NCT05483023
- Testing
- 18F-fluorofuranylnorprogesterone PET / MRI
- Sponsor
- UNC Lineberger Comprehensive Cancer Center
Orbital Fractures
Orbital Fractures Measurement: Intraoperative Versus Computed Tomography (CT) Scan
Purpose to compare the orbital fracture size measured by orbital CT scan and compare it to the actual orbital fracture size intraoperatively in patients who needed surgical intervention to correct the fracture.
- Trial name
- NCT01464541
- Testing
- operative fracture size vs CT fracture size, orbital fracture intraoperative measurement
- Where
- 2 sites in Israel
- Volunteers
- 20 people
- Sponsor
- HaEmek Medical Center, Israel
Maximum Diagnostic Mass of [18Fluor]AZD4694
An Open Positron Emission Tomography Study to Assess the Effects of Varying Mass of AZD4694 on Radioligand Binding Parameters in Healthy Volunteers and Patients With Alzheimer's Disease
In this study different mass of the radioligand AZD4694 will be given to patients with Alzheimer's Disease and healthy volunteers to evaluate wich Mass of AZD4694 that gives the best opportunities for following disease progress…
- Trial name
- NCT01325402
- Testing
- [18Fluor]AZD4694
- Where
- 2 sites in Sweden
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- AstraZeneca
Contrast-Induced Nephropathy
High Dose Atorvastatin for Preventing Contrast-induced Nephropathy
The aim of this study is to determine the efficacy of atorvastatin in the prevention of contrast-induced nephropathy in patients undergoing computed tomography coronary angiography.
- Trial name
- NCT02114346
- Testing
- Atorvastatin, 0.9% sodium chloride
- Where
- Iran
- Volunteers
- 250 people
- Sponsor
- Isfahan University of Medical Sciences
Ischemic Heart Disease
DETErmination of the Duration of the Dual Antiplatelet Therapy by the Degree of the Coverage of The Struts on Optical Coherence Tomography From the Randomized Comparison Between Everolimus-eluting Stents(EES) Versus Biolimus A9-eluting Stents(BES)
The purpose of the study is 1> to compare neointimal stent coverage after OCT-guided vs. Angio-guided PCI, 2> to compare neointimal stent coverage at 3 months after EES vs BES implantation, 3> to determine the duration of dual…
- Trial name
- DETECT-OCT (NCT01752894)
- Testing
- Angio-guided PCI with EES or BES, OCT-guided PCI with EES or BES, PCI with BES under angio-guide or OCT guide
- Where
- South Korea
- Volunteers
- 776 people
- Sponsor
- Yonsei University
Immediate Implant Placement
Socket Evaluation System to Predict Labial Bone Formation Around Immediate Implants. A Retrospective Cone Beam Computed Tomography Analysis.
Palate implant placement in extraction sockets, with a minimum of 2 mm between the implant and the inner side of the facial socket wall, has been advised as a step towards a 3D restorative-driven posture.
- Trial name
- NCT06246253
- Testing
- Virtual implant placement following safe angle concept, actual implant placement following safe angle concept
- Where
- Egypt
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Misr International University
Pulmonary Arterial Hypertension
Non-invasive Diagnostics of Pulmonary Hypertension With Dual Energy Computed Tomography
The aim of the study is to determine relevant hemodynamic parameters for the diagnostics of pulmonary arterial hypertension (PAH) by dynamic contrast enhanced dual-energy CT (DE-CT).
- Trial name
- NCT01829672
- Testing
- Dual-energy computed tomography investigation
- Where
- Austria
- Volunteers
- 55 people
- Sponsor
- Medical University of Graz
Acute Coronary Syndrome, Coronary Artery Disease
Effect of Pretreatment With Ticagrelor on Residual Thrombus After PCI in Patients Presenting With ACS in Comparison With Delayed Treatment at the Time of PCI: an OCT Study
Subjects presenting with probable acute coronary syndromes scheduled for cardiac catheterization will be enrolled in this study.
- Trial name
- NCT01916902
- Testing
- Ticagrelor- Delayed Administration, Ticagrelor- Immediate Administration, Optical Coherence Tomography
- Where
- United States
- Sponsor
- Massachusetts General Hospital