Clinical trials: Dual-energy CT
Peripheral Arterial Diseases
Effect of Cilostazol Endothelial Progenitor Cells and Collateral Formation in Peripheral Occlusive Artery Disease (PAOD)
1. The number and function of circulating endothelial progenitor cells (EPCs) are inversely associated with coronary risk factors and atherosclerotic diseases such as PAOD. 2.
- Trial name
- NCT01952756
- Testing
- Cilostazol
- Where
- Taiwan
- Volunteers
- 44 people
- Sponsor
- National Cheng-Kung University Hospital
Malignant Neoplasm, Metastatic Malignant Neoplasm to the Bone
Dual Energy Computed Tomography (CT) in Finding Bone Metastases in Patients With Cancer
This clinical trial studies dual energy computed tomography (CT) in finding cancer that has spread from the original (primary) tumor to the bone (bone metastases) in patients with cancer.
- Trial name
- NCT02354326
- Testing
- virtual non-calcium dual-energy computed tomography, computed tomography
- Where
- United States
- Volunteers
- 16 people
- Sponsor
- Case Comprehensive Cancer Center
Myocardial Infarction
Evaluation of Myocardial Viability : Dual Energy Cardiac CT vs. Cardiac MRI
The purpose of this study is therefore to show that associated with cardiac angiography echocardiography, in myocardial seen late, would provide the information necessary for the decision revascularization, in a timely manner.
- Trial name
- InfarctusGSI (NCT02360150)
- Testing
- second propeller arm scanner
- Where
- France
- Volunteers
- 31 people
- Sponsor
- University Hospital, Rouen
Pulmonary Embolus/Emboli, Thromboembolism, Pulmonary
Venous Phase Dual Energy CT in Patients Suspected for Pulmonary Embolism.
Venous phase spectral or dual energy (DE) chest computed tomography (CT) in patients with suspected pulmonary embolism (PE) compared to standard computed tomography pulmonary angiography (CTPA): sensitivity, evaluation of iodine…
- Trial name
- NCT04859478
- Testing
- Dual energy / spectral portal venous chest computed tomography
- Where
- 2 sites in Denmark
- Volunteers
- 160 people
- Sponsor
- Copenhagen University Hospital at Herlev
Lung Cancer, Brain Cancer
Dual-Energy CT on Plan Quality, Dose-delivery Accuracy, and Simulated Outcomes of Patients Treated With Proton or Photon Therapy
The aim of this protocol is to refine the accuracy of proton beam therapy (PT) by the use of dual energy computed tomography (DECT), in conjunction with novel iterative image reconstruction algorithms, to more precisely determine…
- Conditions
- Lung Cancer, Brain Cancer, Head and Neck Cancer
- Trial name
- NCT03403361
- Testing
- Siemens Somatom Definition Edge, Philips Brilliance Big Bore CT/simulator
- Where
- United States
- Volunteers
- 36 people
- Sponsor
- Washington University School of Medicine
Non Small Cell Lung Cancer
Functional Lung Imaging With DECT and 4DCT
The basic premise of this pilot study is to enroll 40 patients over 3 years who have Stage II, III, or IV non-small cell lung cancer and are planned for definitive treatment with concurrent chemoradiation where a contrast…
- Trial name
- NCT04702607
- Testing
- contrast enhanced 4DCT
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- Abramson Cancer Center at Penn Medicine
Obesity
Technical Validation of Lunar iDXA (GE Healthcare) Visceral Fat Tool
The goal of this project is to compare visceral fat measurements derived from Lunar iDXA total body scans and from Computed Tomography (CT) scans of the abdominal region.
- Trial name
- NCT00987298
- Testing
- Visceral fat mass measurement
- Where
- United States
- Volunteers
- 124 people, healthy volunteers welcome
- Sponsor
- GE Healthcare
Compare Image Quality Between SDCT and Conventional CT Images of Any Tissue Lesion, Determine Optimal Monochromatic Energy Level for a Coronary Artery Image
Preliminary Assessment of Added Diagnostic Value of Dual Energy CT Images Using Data Acquired on a Spectral Detector CT
Study hypothesis: Post-processed SDCT images provide additional diagnostic value over conventional CT datasets. The CT examination would be a clinically-necessary, standard-of-care CT performed as per the clinical indication.
- Trial name
- NCT02760706
- Testing
- Computed Tomography scan
- Where
- United States
- Volunteers
- 303 people
- Sponsor
- Philips Healthcare
Multidetector Computed Tomography, Pulmonary Embolism and Thrombosis
Lung Perfusion Measured With Dual-Energy CT in Patients With Chronic Thromboembolic Pulmonary Hypertension: Comparative Study With Right Heart Catheterization and V/Q
A comparative, observational, cross-sectional and prolective diagnostic test study, including patients that have had a right heart catheterization and were referred for a CT pulmonary angiography as part of their imaging workup…
- Conditions
- Multidetector Computed Tomography, Pulmonary Embolism and Thrombosis, Hypertension Pulmonary Secondary
- Trial name
- NCT03450304
- Where
- Mexico
- Volunteers
- 30 people
- Sponsor
- Instituto Nacional de Cardiologia Ignacio Chavez
Recurrent Gastrointestinal Bleeding
Computed Tomography Enterography (CTE) Versus Capsule Endoscopy for Overt, Obscure Gastrointestinal (GI) Bleeding
Up to 5% of patients with recurrent gastrointestinal (GI) bleeding remain undiagnosed by upper endoscopy and colonoscopy, the presumed source of bleeding in these patients being the small intestine.
- Trial name
- NCT01114295
- Testing
- Capsule Endoscopy, CT Enterography
- Sponsor
- Brigham and Women's Hospital
Transcatheter Aortic Valve Replacement
CT TAVR Abdomen Study
A standard polyenergetic CT (computed tomography) procedure utilizes 100 ml of iodinated contrast. A recent world-wide shortage of iodine based intravenous contrast has highlighted the need to search for alternative methods or…
- Trial name
- CT TAVR (NCT05758701)
- Testing
- Iodinated Contrast Agent (Omnipaque), Dual Energy CT
- Where
- United States
- Volunteers
- 164 people, healthy volunteers welcome
- Sponsor
- University of Maryland, Baltimore
Adenocarcinoma of Lung
Differentiating the Invasiveness of Lung Adenocarcinoma by Dual Energy CT Parameter
The core purpose of this study is to investigate whether the extracellular volume (ECV) fraction measured in delay phase by dual energy computed tomography (DECT) can distinguish precancerous lesions from early-stage lung…
- Trial name
- NCT06441357
- Where
- China
- Volunteers
- 2,000 people
- Sponsor
- Tang-Du Hospital
Stroke, Ischemic, Tomography, X-Ray Computed
DECT for Differentiating Intracerebral Hemorrhage From Contrast Extravasation
The goal of this clinical trial is to investigate the use of DECT (Dual-Energy Computed Tomography) in patients with acute ischemic stroke who receive an intervention (thrombolysis or thrombectomy).
- Trial name
- DECT-ICH (NCT05675774)
- Testing
- Dual Energy CT
- Where
- Canada
- Volunteers
- 189 people
- Sponsor
- University of Manitoba
Pulmonary Embolism
Iodine Mapping Using Subtraction in Pulmonary Embolism CT Versus Dual-Energy CT
Comparing two techniques (Subtraction and Dual Energy CT) for functional Chest CT for patients with suspected with pulmonary embolism.
- Trial name
- InSPECT-DECT (NCT02890706)
- Testing
- Iodine Mapping using Subtraction in Pulmonary Embolism Computed Tomography versus Dual Energy Computed Tomography
- Where
- Netherlands
- Volunteers
- 295 people
- Sponsor
- Radboud University Medical Center
Colorectal Adenocarcinoma
The Role of Quantitative Measures on Dual-energy CT in the Prediction of Colorectal Adenocarcinoma
To demonstrate the potential role of dual-energy computed tomography (DECT) by iodine maps data, aimed at discriminating colon cancer from colon wall pseudo-thickening.
- Trial name
- NCT04430127
- Testing
- No supplementary intervention is performed
- Where
- Switzerland
- Volunteers
- 50 people
- Sponsor
- Hôpital Fribourgeois
General CT Imaging
Clinical Evaluation of a Dual Energy CT System
The main purpose of this study is to collect clinical raw scan data and Scanner user feedback using dual energy CT (computed tomography) scan modes on the investigational CT scanner.
- Trial name
- NCT02731937
- Testing
- GE Healthcare Revolution CT Scanner (CT Scanner)
- Volunteers
- 48 people
- Sponsor
- GE Healthcare
Gastric Cancer Stage
Multi-parametric MRI and Dual-energy CT in Patients of Gastric Cancer
Accurate preoperative staging of gastric cancer is of major importance for guiding therapeutic decision-making, preventing both under- and over-treatment.
- Trial name
- NCT05508126
- Testing
- DECT examination, mpMRI examination
- Where
- China
- Volunteers
- 222 people
- Sponsor
- The First Affiliated Hospital with Nanjing Medical University
Image Quality and Contouring Accuracy of the Tumor in Radiotherapy
Single-center, Prospective Study on the Identification and Delineation of Brain and Lung Tumors and At-Risk Organs, and Functional Testing of Surrounding Tissues Based on Dual-Energy CT
This study explored the feasibility of dual-energy CT in head and lung tumors. Dual-energy CT can achieve quantitative CT imaging based on traditional imaging by dual-energy spectral imaging, and enhance the clarity of head and…
- Trial name
- NCT06301100
- Testing
- Dual energy CT after routine simulation
- Where
- China
- Volunteers
- 50 people
- Sponsor
- Tianjin Medical University Cancer Institute and Hospital
Genitourinary System Carcinoma, Malignant Pelvic Neoplasm
Pilot Investigation of Dual Energy CT Imaging on an Online Adaptive Radiation Therapy System
This study is being done to see if researchers can find a better way to image a patient's tumor during radiation treatment.
- Trial name
- NCT07219134
- Testing
- Non-Interventional Study
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- University of Michigan Rogel Cancer Center
Carcinoid Syndrome, Carcinoid Tumor
An Investigational Scan (Dual Energy CT) in Detecting Gastrointestinal Carcinoid Tumors
This trial studies the use of a special type of computed (CT) scan called dual energy CT in detecting gastrointestinal carcinoid tumors.
- Conditions
- Carcinoid Syndrome, Carcinoid Tumor, Digestive System Neuroendocrine Tumor G1, Metastatic Carcinoid Tumor
- Trial name
- NCT04993261
- Testing
- Dual-Energy Computed Tomography
- Where
- United States
- Volunteers
- 71 people
- Sponsor
- M.D. Anderson Cancer Center