Clinical trials: Tomography, X Ray Computed
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
Nasal Polyps
Efficacy and Safety of Depemokimab (GSK3511294) in Participants With Chronic Rhinosinusitis With Nasal Polyps
This study will evaluate the efficacy and safety of depemokimab (GSK3511294) in participants with Chronic rhinosinusitis with nasal polyps (CRSwNP).
- Trial name
- ANCHOR-1 (NCT05274750)
- Testing
- Depemokimab (GSK3511294)
- Where
- 105 sites in United States, Argentina and 9 more
- Volunteers
- 276 people
- Sponsor
- GlaxoSmithKline
Computed Tomography, Radiation Dosage
Breast Displacement and CT Radiation Dose
The primary hypothesis of this study is that breast displacement out of the direct plane of imaging during computed tomography (CT) of the abdomen will reduce effective radiation dose to the female breast.
- Trial name
- Chrysalis (NCT01261559)
- Testing
- Chrysalis breast displacement device
- Where
- United States
- Volunteers
- 72 people
- Sponsor
- University of Washington
Renal Impairment
Effects of Contrast Media on Subjects With Stable Reduced Renal Function Undergoing Contrast-Enhanced Computed Tomography
The purpose of this study is to evaluate the contrast-induced nephropathy (CIN) rate in subjects randomized to receive either Ioversol or Iodixanol for contrast-enhanced computed tomography.
- Trial name
- CINOPSIS CT (NCT00793182)
- Testing
- Ioversol 320 mgI/mL, Iodixanol 320 mgI/mL
- Where
- 13 sites in United States
- Volunteers
- 6 people
- Sponsor
- Guerbet
Aortic Valve Stenosis, Cardiovascular Diseases
Comparison of a Rivaroxaban-based Strategy With an Antiplatelet-based Strategy Following Successful TAVR for the Prevention of Leaflet Thickening and Reduced Leaflet Motion as Evaluated by Four-dimensional, Volume-rendered Computed Tomography (4DCT)
The aortic valve is located between the left ventricle and the aorta. Patients with symptomatic, severe aortic valve stenosis conventionally have it surgically replaced requiring direct access to the heart through the chest.
- Conditions
- Aortic Valve Stenosis, Cardiovascular Diseases, Heart Valve Diseases, Ventricular Outflow Obstruction
- Trial name
- GALILEO-4D (NCT02833948)
- Testing
- Acetylsalicylic acid, Clopidogrel, Rivaroxaban
- Where
- 25 sites in United States, Canada and 5 more
- Volunteers
- 231 people
- Sponsor
- ECRI bv
Dental Diseases
Dual Energy Cone-Beam Computed Tomography (DE-CBCT) Assessment of Jaw Bone Density
Current radiologic imaging modalities used in dentistry provide information on the morphology of the hard tissues. Additional information on the density of bone has practical relevance, for example, in dental implant treatment…
- Trial name
- NCT04686084
- Testing
- Dual-energy computed tomography scan
- Where
- United States
- Volunteers
- 26 people
- Sponsor
- University of California, Los Angeles
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
Bladder Cancer, Urothelial Carcinoma
18Fluorine-Fluciclovine PET/CT for Staging Muscle Invasive Bladder Cancer Preceding Radical Cystectomy
This research study is studying a positron emission tomography (PET) agent called 18F-fluciclovine to evaluate how well 18F-fluciclovine-PET scans determine the extent of muscle invasive bladder cancer (as compared to regular CT…
- Trial name
- NCT04018053
- Testing
- 18F-fluciclovine, PET/CT
- Where
- United States
- Volunteers
- 16 people
- Sponsor
- Brigham and Women's Hospital
Chest Pain
Low Dose One-Day Tc99m Protocol With a High-Efficiency Cardiac Dedicated Gamma Camera For Detection of Coronary Disease
A prospective single clinical trial to validate the use of a low-dose (~5mSv) Tc-99m protocol with a high-efficiency cardiac dedicated camera (Dynamic Single Photon Emission Computed Tomography; D-SPECT) to detect myocardial…
- Trial name
- NCT01135095
- Testing
- low-dose imaging
- Where
- 2 sites in United States
- Volunteers
- 101 people
- Sponsor
- Spectrum Dynamics
Alpha 1-Antitrypsin Deficiency
Alpha-1-Antitrypsin (AAT) To Treat Emphysema In AAT-Deficient Patients (EXACTLE)
The goal of this trial was to explore the utility of evaluating emphysema progression through CT scans measuring lung density during a 2 year period of weekly infusions of either placebo or human alpha-1-antitrypsin (AAT…
- Trial name
- NCT00263887
- Testing
- Alpha1-Proteinase Inhibitor (Human), Albumin (Human) 20%, United States Pharmacopeia (USP)
- Where
- 3 sites in Denmark, Sweden and 1 more
- Volunteers
- 77 people
- Sponsor
- Grifols Therapeutics LLC
Parkinson Disease, Idiopathic Parkinson Disease
Physiological Effects of Nutritional Support in Patients With Parkinson's Disease
Parkinson's disease (PD) is a neurodegenerative disorder of unknown cause that affects more than a million Americans. It's most prominent pathology is the degeneration of dopaminergic neurons in the brain.
- Trial name
- NCT02445651
- Testing
- Intravenous and Oral n-acetyl cysteine, Control group, Oral Supplements: Baicalin, Ganoderma, Omega 3 and Curcumin
- Where
- United States
- Volunteers
- 51 people
- Sponsor
- Thomas Jefferson University
Breast Cancer
TPI 287 in Breast Cancer Metastatic to the Brain
The goal of the first part of this clinical research study is to find the highest tolerable dose of TPI-287 in patients with breast cancer that has spread to the brain.
- Trial name
- NCT01332630
- Testing
- TPI 287, Dexamethasone, Benadryl
- Where
- United States
- Volunteers
- 24 people
- Sponsor
- M.D. Anderson Cancer Center
Congenital Hyperinsulinism (CHI), Persistent Hyperinsulinemic Hypoglycemia of Infancy (PHHI)
Phase II Safety and Efficacy Study of 18FDOPA PET-CT in Children With Hyperinsulinemic Hypoglycemia
Children with congenital hyperinsulinism (CHI) have low blood sugar, and some of these children may require surgery to remove part or all of their pancreas.
- Trial name
- 18FDOPA (NCT01468454)
- Testing
- 18 F-DOPA
- Where
- United States
- Volunteers
- 130 people
- Sponsor
- Children's Hospital of Philadelphia
Intestinal FDG Uptake
A Clinical Study to Limit Physiologic Intestinal FDG Uptake Uptake on PET-CT Scans
Patients who undergo PET-CT scans to look for cancer are given an intravenous contrast (FDG) that is taken-up by active cells such as cancer cells. This contrast can then be seen in the body using the PET-CT scanner.
- Trial name
- NCT01542541
- Testing
- Rifaximin
- Where
- United States
- Volunteers
- 68 people
- Sponsor
- Beth Israel Deaconess Medical Center
Prosthetic Joint Infections
[124I]FIAU PET-CT Scanning in Patients With Pain in a Prosthetic Knee or Hip Joint
This protocol will evaluate the sensitivity and specificity of [124I]FIAU as a diagnostic imaging agent for the detection of prosthetic joint infections in patients.
- Trial name
- PJI (NCT01705496)
- Testing
- [124I]FIAU
- Where
- 10 sites in United States
- Volunteers
- 23 people
- Sponsor
- BioMed Valley Discoveries, Inc
Coronary Artery Disease
Perfusion Imaging and CT -Understanding Relative Efficacy
To determine the relative efficacy of Cardiac Computed Tomography Angiography (CCTA) and Single Positron Emission Computed Tomography (SPECT) in patients with an intermediate risk of CAD.
- Trial name
- PICTURE (NCT00486447)
- Testing
- 64 Channel VCT
- Where
- United States
- Volunteers
- 249 people
- Sponsor
- GE Healthcare
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
Cervical Cancer
Phase II Trial of 64Cu-ATSM PET/CT in Cervical Cancer
RATIONALE: Diagnostic procedures, such as 64Cu-labeled diacetyl-bis[N4-methylthiosemicarbazone] (copper Cu 64-ATSM) PET/CT scans, may help doctors predict how patients will respond to treatment.
- Trial name
- ACRIN6682 (NCT00794339)
- Testing
- 64Cu-ATSM, FDG
- Where
- 2 sites in United States
- Volunteers
- 73 people
- Sponsor
- American College of Radiology
Chronic Kidney Diseases
A Study to Explore the Renal Safety of Visipaque Injection 320 mgI/mL in Patients With Chronic Kidney Disease
This parallel-group, randomized, placebo-controlled study will examine the incidence and severity of acute kidney injury (AKI) in patients with chronic kidney disease (CKD) stage III/IV following an i.v.
- Trial name
- NCT03119662
- Testing
- Visipaque
- Where
- 29 sites in United States, Belgium and 4 more
- Volunteers
- 4 people
- Sponsor
- GE Healthcare
Atherosclerosis, Coronary Artery Disease
The Effect of Atorvastatin and Pioglitazone on Carotid Atherosclerosis With the Use of Positron Emission Tomography-computed Tomography (PET-CT)
This study is a prospective randomized clinical trial and to compare the antiinflammatory effect of atorvastatin single therapy and atorvastatin and pioglitazone combination therapy in carotid arteries of stable and unstable…
- Trial name
- PIONEER (NCT01341730)
- Testing
- Atorvastatin 20mg, Atorvastatin 20 mg + Pioglitazone 30 mg
- Where
- South Korea
- Volunteers
- 41 people
- Sponsor
- The Catholic University of Korea