Clinical trials: CAT Scan
Ultrasonography
Ultrasound Crestal Bone Topography of Edentulous Ridges
A successful implant surgery primarily relies on a prudent evaluation of oral anatomy and meticulous treatment planning. Additionally, of paramount importance that dictates the types of procedures, material selection and…
- Trial name
- NCT04487379
- Where
- United States
- Volunteers
- 28 people
- Sponsor
- University of Michigan
Prostatic Neoplasms
Correlation Between PSA Levels and F-18 PSMA PET/CT Findings in Prostate Cancer Patient
It is a cross sectional study aimed to correlate between PSA Levels and F-18 PSMA PET/CT Scan findings and to evaluate the impact of PET/CT findings on the patient management
- Trial name
- NCT06209853
- Testing
- PSMA PET/CT
- Where
- Egypt
- Volunteers
- 59 people
- Sponsor
- Assiut University
Coronary Artery Disease, Chronic Total Occlusion of Coronary Artery
Evaluation of Long Coronary Artery Stents With Third-generation Dual-source Computed Tomography Angiography
The goal of this clinical trial is to assess third-generation dual-source coronary computed tomography angiography (CCTA) performance in the evaluation of long coronary stents in patients with coronary artery chronic total…
- Trial name
- NCT06543641
- Testing
- Coronary computed tomography angiography, Invasive coronary angiography
- Where
- Finland
- Volunteers
- 45 people
- Sponsor
- Lauri Mansikkaniemi
Cancer, Metastasis to Lung
Validation of Low Dose CT for Diagnosis of Lung Nodules
The investigators have developed an extremely low dose computed tomography (CT) protocol that on preliminary testing has an effective dose in the range of two chest radiographs.
- Trial name
- NCT03681873
- Testing
- Extremely Low Dose CT
- Where
- United States
- Volunteers
- 78 people
- Sponsor
- Children's Hospital Medical Center, Cincinnati
Pelvic Tumor, Retroperitoneal Tumor
Contribution of 3D Modeling in Surgical Management of Pediatric Retroperitoneal and Pelvic Tumors
This study's purpose is the comparison of the automatically segmented 3D model to the reference manual segmentation, based on the Dice precision index.
- Trial name
- 3D-PEDSURG (NCT06418243)
- Where
- France
- Volunteers
- 40 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Tympanostomy Tube Insertion
Prediciton of the Round Window Visibility Through Posterior Tympanotomy by CT Scan Analysis
It is difficult to predict the intraoperative visibility of the round window through the posterior Tympanostomy. In case of non-visualization, the surgeon may have to change operative technique during cochlear implant surgery.
- Trial name
- NCT03589209
- Where
- France
- Volunteers
- 100 people
- Sponsor
- University Hospital, Strasbourg, France
Pediatric Abdominal Trauma
Pediatric Blunt Abdominal Trauma Clinical Prediction Model
The submitted proposal is designed to reduce morbidity and mortality to injured children. Significant variability in the initial trauma assessment exists among institutions.
- Trial name
- NCT02206698
- Where
- 14 sites in United States
- Volunteers
- 2,800 people
- Sponsor
- Medical University of South Carolina
Abdominal Sepsis
Characterization of Abdomino-pelvic Lesions by 18Fluorine- Fluorodeoxyglucose Positron Emission Tomography/Computed Tomography
The aim of the study is to identify and characterize lesions in the abdominopelvic region detected by 18fluorine- fluorodeoxyglucose (FDG) positron Emission Tomography combined Computed Tomography (PET/CT) scan, including…
- Trial name
- 18F-FDG PET/CT (NCT07127627)
- Testing
- PET/CT
- Volunteers
- 79 people
- Sponsor
- Assiut University
Acute Coronary Syndrome, Myocardial Infarction
Exploring the MEchanism of Plaque Rupture in Acute Coronary Syndrome Using Coronary CT Angiography and computationaL Fluid Dynamic
The EMERALD trial is a multinational, multicenter study. The patients presented with AMI/definite evidence of plaque rupture and had underwent coronary CT angiography from 1 month to 2 year prior to the event will be…
- Conditions
- Acute Coronary Syndrome, Myocardial Infarction, Plaque, Atherosclerotic, Rupture, Spontaneous
- Trial name
- EMERALD (NCT02374775)
- Where
- 2 sites in South Korea
- Volunteers
- 77 people
- Sponsor
- Seoul National University Hospital
Aspirated Foreign Body of Lower Respiratory Tract
Thoracic Computed Tomography Scan for Diagnosis of Aspirated Foreign Bodies.
To access CT Scan as a diagnostic tool for foreign bodies aspiration.
- Trial name
- SICE (NCT00747981)
- Testing
- Thoracic CT Scan
- Where
- France
- Volunteers
- 311 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Computed Tomography Angiography, Coronary Artery Disease
Detection of Proximal Coronary Artery Disease in the Work-up for Transcatheter Aortic Valve Implantation Using CTA (From the DEPICT CTA Database)
Background: Computed tomography angiography (CTA) is already used in the work-up for transcatheter aortic valve implantation (TAVI) and could partially replace invasive coronary angiography (CAG) to rule out proximal coronary…
- Conditions
- Computed Tomography Angiography, Coronary Artery Disease, Coronary Angriography, Aortic Valve Disease
- Trial name
- DEPICT CTA (NCT04491513)
- Testing
- Computed tomography angiography
- Where
- Netherlands
- Volunteers
- 1,060 people
- Sponsor
- Academisch Medisch Centrum - Universiteit van Amsterdam (AMC-UvA)
Lung Neoplasm Malignant
Benefit of Spectral Information in Patients Suspected for Lung Cancer
Purpose The aim of the study is to investigate the utilization of photon counting CT (PCCT) and the spectral information provided to determine the impact of spectral information on follow-up examinations.
- Trial name
- NCT06440616
- Testing
- Spectral CT images generated by a photon counting CT scanner
- Where
- Denmark
- Volunteers
- 1,000 people
- Sponsor
- Copenhagen University Hospital at Herlev
Bone Metastases
Role of Positron Emission Tomography/ Computed Tomography (PET/CT) and in Bone Metastases.
The aim of this study is to detect bone metastases by PET/CT examination in cancer patients.
- Trial name
- PET/CT (NCT04080271)
- Testing
- 18F-FDG PET/CT
- Where
- Egypt
- Volunteers
- 66 people
- Sponsor
- Assiut University
Image-Guided Biopsy - Carcinoma, Bronchogenic / Diagnosis- Outpatients
CT Scan Guide Percutaneous Biopsy of Lytic Bone Metastases of Lung Cancer : Contribution in Pathology Diagnosis and Molecular Biology
In case of primary lung cancer, bone metastases biopsy can be done in initial diagnosis or follow-up. Nevertheless, any study focus on rentability and biopsy complications of lytic bone lesion for the context of lung cancer.
- Trial name
- stasfa (NCT03386916)
- Testing
- CT scan guide percutaneous biopsy of lytic bone metastases of lung cancer
- Volunteers
- 80 people
- Sponsor
- University Hospital, Grenoble
Patients With Kimmerle's Anomaly
Radial Visualization of the Foramen Arcuale Atlantis
Hemodynamics in the craniovertebral zone is often disturbed under the influence of a spondylogenic factor A complication of such changes can be from a slight decrease in cerebral circulation to ischemic changes in the vascular…
- Trial name
- NCT05160259
- Testing
- Radial visualization of the foramen arcuale atlantis
- Where
- Uzbekistan
- Volunteers
- 60 people
- Sponsor
- Samarkand State Medical Institute
Child
Shape and Dimensions of the Upper Airway in Infants Using Computed Tomography Imaging
Cricoid is considered the narrowest part with the shape of airway defined as elliptical with the subglottis as the narrowest region.
- Trial name
- NCT02925169
- Testing
- CT Scan
- Where
- Saudi Arabia
- Volunteers
- 40 people
- Sponsor
- King Fahad Medical City
Bone Marrow Transplant Infection, Bronchiolitis Obliterans
Prospective Study of Belated Pulmonary Complications Occurring in Children Treated With Allogeneic Hematopoietic Stem Cells.
Hematopoietic stem cell transplantation (HSCT) is used to treat an expanding array of malignant and non-malignant disorders. This is a prospective multicenter study, in pediatric allo-BMT recipients to analyze the spectrum of…
- Conditions
- Bone Marrow Transplant Infection, Bronchiolitis Obliterans, Chronic Respiratory Insufficiency, Organizing Pneumonia
- Trial name
- RESPPEDHEM (NCT02032381)
- Testing
- late pulmonary complications occurring in children treated with allogeneic hematopoietic stem cells.
- Where
- France
- Volunteers
- 300 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Coronary Artery Disease (CAD)
Bern Intracoronary Optical Coherence Tomography and Coronary Computed Tomography Angiography Registry
Bern Intracoronary Optical Coherence Tomography and Coronary Computed Tomography Angiography Registry (BIOCORE) is a systematic institutional registry on patients undergoing paired CCTA and OCT for validation and development of…
- Trial name
- BIOCORE (NCT07565805)
- Where
- Switzerland
- Volunteers
- 816 people
- Sponsor
- Insel Gruppe AG, University Hospital Bern
Cardiovascular Diseases, Coronary Disease
Computed Tomography (CT)--An Epidemiologic Study in the Young
To investigate the relationship between coronary heart disease risk factors and coronary artery calcification in middle age adults from the Muscatine Study.
- Conditions
- Cardiovascular Diseases, Coronary Disease, Atherosclerosis, Heart Diseases
- Trial name
- NCT00005354
- Sponsor
- University of Iowa
Orthodontics, Malocclusion
The Use of 2D and 3D Imaging Modalities and Its Influence on Diagnosis and Treatment Planning in Orthodontics
Research questions: 1. Will the panoramic images derived from cone beam CT data give better diagnostic ability than conventional panoramic radiographs? 2.
- Conditions
- Orthodontics, Malocclusion, Impacted Tooth, Cephalometry
- Trial name
- NCT01246830
- Testing
- Panoramic radiograph, Cephalometric radiograph, Cone-beam computed tomography (CBCT)
- Where
- 2 sites in Belgium
- Volunteers
- 32 people
- Sponsor
- Universitaire Ziekenhuizen KU Leuven