Clinical trials: Computed Tomography Scan
Coronary Stenosis, Acute Coronary Syndrome
Coronary Plaque Geometry and Acute Coronary Syndromes
The aim of GEOMETRY study is to investigate the correlation between coronary plaque geometric modifications and lesion vulnerability in patients with suspected coronary artery disease referred for cardiac computed tomography…
- Conditions
- Coronary Stenosis, Acute Coronary Syndrome, Acute Myocardial Infarction, Atherosclerosis
- Trial name
- NCT03702764
- Testing
- CCTA
- Where
- Romania
- Volunteers
- 1,000 people
- Sponsor
- Cardio Med Medical Center
Removal of Intracanal Medication
Removal of Intracanal Medicaments by Different Techniques Using Cone Beam Computed Tomography Analysis
the goal of this study is to evaluate the efficency of different activation techniques in removal of intracanal medication using cone beam computed tomography analysis
- Trial name
- Ca(OH)2- CBCT (NCT07719985)
- Testing
- Manual Dynamic Agitation, Sonic Activation, XP-Endo Finisher Activation
- Where
- 2 sites in Egypt
- Volunteers
- 30 people
- Sponsor
- Tanta University
Breast Cancer, Bone Metastases
Bone Response in Metastatic Breast Cancer Involving Bones
Primary Objectives: To estimate and compare the sensitivity and specificity of computed tomography (CT), plain radiography (XR), and skeletal scintigraphy (SS) with each other for the assessment of response of bone metastasis in…
- Trial name
- NCT00420433
- Testing
- Skeletal Scintigraphy, Radiography, CT Scan
- Where
- United States
- Volunteers
- 37 people
- Sponsor
- M.D. Anderson Cancer Center
Aortic Valve Disease Mixed, Transcatheter Aortic Valve Replacement
Feasibility of Valve-in-Root Transcatheter Aortic Valve Implantation in 363 Patients After Aortic Root Replacement and Repair
Biological replacement of the aortic valve in the sense of a complete root replacement is the therapy for a dilatation or aneurysm of the ascending aorta, which also involves the aortic valve.
- Trial name
- Valve in Root (NCT06697249)
- Testing
- Analysis of postoperative CT scans checking for the feasibility of transcatheter valve-in-root implantation
- Where
- Germany
- Volunteers
- 760 people
- Sponsor
- Alicja Zientara
Cleft Lip and Palate
Progression of Grafted Bone Density in Cleft Alveolus
The patients with unilateral and bilateral cleft lip and palate received alveolar bone graft surgery. Two time points of cone beam CT were taken for all the patients: post-operative 6 months, and post-operative 2 years.
- Trial name
- CDAABG (NCT04987190)
- Testing
- alveolar bone graft
- Where
- Taiwan
- Volunteers
- 40 people
- Sponsor
- Chang Gung Memorial Hospital
Computed Tomography, Carcinogenesis
CT Carcinogenic Risk in Patients With Appendicitis
The purpose of this study is to compare the incidence rate of leukemia between CT-exposed and CT-unexposed group in patients who underwent appendectomy in South Korea.
- Conditions
- Computed Tomography, Carcinogenesis, Radiation Exposure, Appendicitis
- Trial name
- NCT03776435
- Testing
- Abdomen CT
- Where
- South Korea
- Volunteers
- 1,000,000 people
- Sponsor
- Seoul National University Bundang Hospital
Cervical Cancer
Clinical Value of the Fertility-preserving Surgery in Cervical Cancer
Purpose: To evaluate the clinical value of preserving the ascending branch of the uterine artery in improving the uterine blood supply after radical trachelectomy (RT).
- Trial name
- NCT05806125
- Where
- China
- Volunteers
- 100 people
- Sponsor
- Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University
Colon Cancer
18F-FDG PET/CT and Molecular Tumor Characterisation for Staging and Follow-up of Colon Cancer
The investigators are investigating the usefulness of 18F-Fluordeoxyglucose Positron Emission Tomography/ Computed Tomography (18F-FDG PET/CT) for staging and follow-up of colon cancer.
- Trial name
- COLOPET1 (NCT01636674)
- Testing
- 18F-fluordeoxyglucose positron emission tomography/ computed tomography
- Volunteers
- 66 people
- Sponsor
- Naestved Hospital
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
Minor Head Injury
Outcome of Patients With Mild Head Injury and Presence of an Acute Traumatic Abnormality on CT Scan of Head
Background: Patients with mild blunt traumatic brain injury (TBI) are frequently transferred to Level 1 trauma centers (L1TC) if they have any positive finding of any acute intracranial injury identified on a CT scan of the head.
- Trial name
- NCT04143347
- Testing
- No Intervention
- Where
- United States
- Volunteers
- 192 people
- Sponsor
- Massachusetts General Hospital
Distal Radioulnar Joint Sprain
4DCT Wrist Reference and DRUJ
The study will consist of 3 parts. First a reference study is performed with healthy volunteers to investigate the viability of 4DCT scanning of the wrist for evaluating wrist bones configurations and movements (translations and…
- Trial name
- NCT05886426
- Testing
- 4DCT wrist and standard CT wrist
- Volunteers
- 60 people
- Sponsor
- Radboud University Medical Center
Rheumatoid Arthritis
68Ga-BNOTA-PRGD2 PET/CT in Patients With Rheumatoid Arthritis
This is an open-label positron emission tomography/computed tomography ( PET/CT) study to investigate the diagnostic performance and evaluation efficacy of 68Ga-BNOTA-PRGD2 in rheumatoid arthritis (RA) patients.
- Trial name
- GRGDRA (NCT01940926)
- Testing
- 68Ga-BNOTA-PRGD2
- Where
- China
- Volunteers
- 50 people
- Sponsor
- Peking Union Medical College Hospital
Infant ALL, Computed Tomography
Comparison of Computertomography Scan, Electrical Impedance Tomography, and Ultrasound of the Lung in Infants
The study focuses on regional lung examination, in particular on the differentiation between collapsed and hyperinflated lung areas.
- Conditions
- Infant ALL, Computed Tomography, Electric Impedance, Ultrasonography
- Trial name
- NCT04989439
- Testing
- Electrical impedance tomography and ultrasonography of the lung
- Where
- Austria
- Volunteers
- 10 people
- Sponsor
- Medical University of Vienna
Healthy
Abbott Vital® as an Alternative Meal to the Gold-standard Egg-white Sandwich for Gastric Emptying Scintigraphy (GES)
This crossover study is designed to compare the rates of gastric emptying between two diagnostic radioactive meals using the gold-standard egg-white sandwich meal and Abbott Vital®.
- Trial name
- NCT04812301
- Testing
- Egg-white sandwich, Abbott Vital®
- Where
- Malaysia
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Universiti Sains Malaysia
Cardiac
Improve Nuclear Medicine Heart Imaging, Compare MRI Results With Single Photon Emission Computed Tomography Imaging
The purpose of this study is to compare the MRI results with the new SPECT image reconstruction method, this study will allow us to determine whether a new more accurate method of looking at the heart by nuclear study can be used…
- Trial name
- NCT00639704
- Where
- United States
- Volunteers
- 6 people
- Sponsor
- State University of New York - Upstate Medical University
Abdominal Injury, Pelvic Fracture
Developing a Decision Instrument to Guide Abdominal-pelvic CT Imaging of Blunt Trauma Patients
Unrecognized abdominal and pelvic injuries can result in catastrophic disability and death. Sporadic reports of "occult" injuries have generated concern, and physicians, fearing that they may miss such an injury, have adopted the…
- Conditions
- Abdominal Injury, Pelvic Fracture, Genital Hemorrhage, Lumbar Spine Injury
- Trial name
- NEXUS AP CT (NCT04937868)
- Testing
- There are no interventions associated with this study
- Where
- United States
- Volunteers
- 12,000 people
- Sponsor
- University of California, Los Angeles
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
Peri-operative Mortality, Coronary Artery Calcium
Coronary Assessment for Mortality Prediction
The study will investigate whether the presence of coronary artery calcium as demonstrated on pre-operative, thoracic staging Computed Tomography (CT) is an independent risk factor for 90 day mortality in patients undergoing…
- Trial name
- CAMP (NCT02208648)
- Where
- United Kingdom
- Volunteers
- 90 people
- Sponsor
- University Hospital Plymouth NHS Trust
Chest Pain, Shortness of Breath
ProspEctive First Evaluation in Chest Pain Trial
The purpose of this study is to determine the best initial test in patients admitted to the hospital complaining of chest pain.
- Conditions
- Chest Pain, Shortness of Breath, Suspected Acute Coronary Syndrome
- Trial name
- PERFECT (NCT01604655)
- Testing
- Coronary CT Angiography, Stress Test
- Where
- United States
- Volunteers
- 411 people
- Sponsor
- St. Luke's-Roosevelt Hospital Center
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
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