Clinical trials: Computed Tomography Scan
Orthodontic
The Influence of Anatomical Characteristics and Orthodontic Force on Pulpal Oxygen Saturation: A Clinical Study Using Cone-Beam Computed Tomography (CBCT)
The primary objective of this clinical protocol is to evaluate and compare the physiological responses of dental pulp to two different magnitudes of orthodontic force during active orthodontic treatment.
- Trial name
- NCT07630818
- Testing
- 150g Orthodontic Force Application, 50g Orthodontic Force Application
- Where
- Vietnam
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Can Tho University of Medicine and Pharmacy
Bone Diseases, Cone-beam Computed Tomography
3D Analysis of Cemento-Osseous Lesions
COD lesions effect a wide range of different anatomical areas, show different volume and morphometric characteristics.
- Conditions
- Bone Diseases, Cone-beam Computed Tomography, Florid Cemento-osseous Dysplasia
- Trial name
- NCT04608708
- Testing
- The data of patients who had applied to the clinic for various reasons and were diagnosed with fibro-osseous lesions
- Where
- Turkey (Türkiye)
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- Recep Tayyip Erdogan University Training and Research Hospital
Class II Malocclusion
Evaluation of Maxillary Molar Distalization With Two Bone Supported Protocols Using Cone Beam Computed Tomography
The goal of this clinical trial is to to evaluate and compare the skeletal and dental changes of bone supported Fast Back and bone supported modified Leaf Spring Self-Activated Expander in bilateral distalization of maxillary…
- Trial name
- NCT06308640
- Testing
- Fast Back Rapid Distalizer, Modified Leaf Spring Self-Activated Expander
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Tanta University
Lung Cancer, Lung Cancer Screening
Assessing the Effectiveness of Low-Dose Computed Tomography in Lung Cancer Screening for High-Risk Smokers: A Randomized Controlled Trial in Hong Kong
The investigators propose a randomized controlled trial to evaluate the clinical effectiveness of low-dose computed tomography (LDCT) for lung cancer screening in high-risk Chinese ever-smokers aged 50-79 years in Hong Kong and…
- Trial name
- NCT07478757
- Testing
- Low-dose computed tomography (LDCT)
- Where
- Hong Kong
- Volunteers
- 15,000 people, healthy volunteers welcome
- Sponsor
- The University of Hong Kong
C-shaped Root Canal
C-shaped Root Canal Prevalence and Configurations in Egyptians
The aim of this study is to investigate the prevalence and configuration of C-shaped root canal of mandibular first and second molars among members of an Egyptian sub-population using cone beam computed tomography (CBCT).
- Trial name
- NCT03635203
- Testing
- CBCT
- Where
- Egypt
- Volunteers
- 374 people, healthy volunteers welcome
- Sponsor
- Cairo University
Lung Cancer
Early Stage Lung Cancer Screening With Low-dose Computed Tomographic
The present study is a randomized controlled trial of LDCT screening for lung cancer versus usual care. 6000 high-risk subjects (age 45-70) were recruited and randomized to the Active arm (Baseline + 2 biennial repeated LDCT…
- Trial name
- NCT02898441
- Testing
- Low Dose Computed Tomography
- Where
- China
- Volunteers
- 6,000 people, healthy volunteers welcome
- Sponsor
- Shanghai Chest Hospital
Coronary Artery Disease (CAD) (E.G., Angina, Myocardial Infarction, and Atherosclerotic Heart Disease (ASHD))
Diagnostic Accuracy Of Seismocardiography for Coronary Artery Disease
This study aims to evaluate a new, non-invasive method for detecting coronary artery disease (CAD) using seismocardiography (SCG) and gyrocardiography (GCG).
- Trial name
- HF-CAD (NCT06880120)
- Testing
- Seismocardiography (SCG) and Gyrocardiography (GCG) Diagnostic Testing
- Where
- Uzbekistan
- Volunteers
- 1,534 people, healthy volunteers welcome
- Sponsor
- Heart Force Medical Inc.
Lung Neoplasms, Mass Screening
Computed Tomography Screening for Early Lung Cancer, COPD and Cardiovascular Disease in Shanghai, China
Low-dose chest computed tomography (CT) is considered as a screening method for early detection of lung cancer in the population at risk, and it also allows to detect chronic obstructive pulmonary disease (COPD) and…
- Conditions
- Lung Neoplasms, Mass Screening, Chronic Obstructive Pulmonary Disease, Cardiovascular Disease
- Trial name
- NCT03988322
- Testing
- Low-dose CT screening with quantitative assessment and management of imaging biomarkers, Low-dose CT screening with visual assessment and management of imaging biomarkers
- Where
- China
- Volunteers
- 10,000 people, healthy volunteers welcome
- Sponsor
- Shanghai Changzheng Hospital
Copd
Searching Clinical Chronic Obstructive Pulmonary Disease Onset
The aim of this study is to determine if presence of dyspnea identifies differences in the 6-min walk test performance among smokers with normal or mild spirometric obstruction, accounting for the confounding effect of heart…
- Trial name
- SOON (NCT03026439)
- Where
- Chile
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- Pontificia Universidad Catolica de Chile
Peripheral Pulmonary Nodules, Lung; Node
CBCT-Guided Navigational Bronchoscopy For Lung Nodules
The purpose of this study is to determine if the cone beam computed tomography (CBCT)-guided navigation bronchoscopy is better in diagnosing lung nodules compared to navigation bronchoscopy alone.
- Conditions
- Peripheral Pulmonary Nodules, Lung; Node, Cone Beam Computed Tomography, Guided Navigation Bronchoscopy
- Trial name
- NCT04758403
- Testing
- Navigation Bronchoscopy, Cone beam computed tomography (CBCT)
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Beth Israel Deaconess Medical Center
Lung Cancer, Mesothelioma
Early Diagnosis of Lung Cancer and Mesothelioma in Prior Asbestos Workers
Occupational exposure to asbestos is known increase the risk of developing cancer of the lungs (bronchogenic carcinoma) or of the pleura (mesothelioma).
- Trial name
- NCT00188890
- Where
- Canada
- Volunteers
- 1,452 people, healthy volunteers welcome
- Sponsor
- University Health Network, Toronto
Coronary Artery Disease
Quantitative Analysis of Functional CT Imaging of Coronary Atherosclerosis
The purpose of this prospective observational study is to evaluate the diagnostic and prognostic performance of a "one-stop" comprehensive coronary artery anatomy and function assessment for CAD.
- Trial name
- NCT04986410
- Testing
- CCTA, CT-MPI, CT-FFR, SPECT-MPI
- Where
- China
- Volunteers
- 640 people, healthy volunteers welcome
- Sponsor
- Qilu Hospital of Shandong University
Lung Cancer Screening
Lung Cancer Screening for Early Detection of Suspicious Lung Nodules in Latin America(LUCAS-LATAM)
Prospective study to assess lung cancer screening with low dose CT scan (LDCT) in Latin America (LATAM) and prospectively evaluate chest-XRay analyzed with artificial intelligence (AI) using qXRin (QURE ai) at the initial visit…
- Trial name
- LUCAS-LATAM (NCT07524803)
- Testing
- Chest X-Ray, Low Dose CT scan
- Where
- 2 sites in Colombia, Costa Rica
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- Latin American Consortium for the Lung Cancer Research
Aortic Valve Stenosis
Metabolic Determinants of the Progression of Aortic Stenosis
Calcific aortic stenosis (AS) has become the most common cardiac disease after coronary artery disease and hypertension. Unfortunately no medical therapies have been proven to decrease either the progression of valve stenosis or…
- Trial name
- PROGRESSA (NCT01679431)
- Testing
- Doppler-echocardiography, Computed tomography, Magnetic resonance imaging
- Where
- Canada
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- Laval University
Dental Implant
Radiographic Changes in the Maxillary Sinus Following Closed Sinus Augmentation
A closed sinus augmentation is performed for dental implant placement.
- Trial name
- NCT06296459
- Testing
- 3D R100 scanner, Conventional Radiograph
- Where
- United States
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- The University of Texas Health Science Center at San Antonio
Maxillary Retrusion
Radiological Evaluation of Anterior Maxilla For Immediate Implant Placement
According to the literature age and gender may be associated with differences in skeletal size, anatomy and architecture in humans.
- Trial name
- NCT07133503
- Testing
- radiological evaluation
- Where
- 2 sites in Turkey (Türkiye)
- Volunteers
- 278 people, healthy volunteers welcome
- Sponsor
- TC Erciyes University
Juvenile Idiopathic Arthritis
Spine Quantitative Computed Tomography (QCT)
The purpose of this study is to compare healthy children to children who have a chronic illness called Juvenile Idiopathic Arthritis (JIA). JIA is a childhood disease that causes swollen joints that are often stiff and painful.
- Trial name
- Spine QCT (NCT00762879)
- Where
- United States
- Volunteers
- 127 people, healthy volunteers welcome
- Sponsor
- Children's Hospital of Philadelphia
Axial Spondyloarthritis
Comparison of CT Scan Between Patients With Axial Spondyloarthritis and Control Subjects
The aim of this study is to define structural damage to the manubriosternal joint (MST) in axial spondyloarthritis (axSpA) by comparing its CT scan aspects between a population of patients with radiographic (axSpA) and a control…
- Trial name
- SPA-THORAX (NCT05779969)
- Testing
- Chest CT scan
- Where
- France
- Volunteers
- 377 people, healthy volunteers welcome
- Sponsor
- Hôpital NOVO
Apical Periodontitis, Pulp Disease, Dental
In-Vivo Diagnostic Accuracy and Repeatability of Root ZX3 for Working-Length Determination in Single-Rooted Teeth: Agreement With CBCT and Microscopic Validation
This study evaluated the accuracy and repeatability of the Root ZX3 electronic apex locator for working-length determination in 77 single-rooted permanent teeth.
- Conditions
- Apical Periodontitis, Pulp Disease, Dental, Device Reliability, Device Performance
- Trial name
- NCT07689838
- Testing
- Root ZX3 Electronic Apex Locator
- Where
- Saudi Arabia
- Volunteers
- 41 people, healthy volunteers welcome
- Sponsor
- Riyadh Elm University
Dental Implants
Anterior Mandibular Region for Immediate Implant Placement
Immediate implant placement has been proven to be a successful treatment modality, it is however considered a technique sensitive procedure, which mandates careful planning on basis of the recommended guidelines and thorough site…
- Trial name
- NCT06527950
- Testing
- no intervention
- Where
- Egypt
- Volunteers
- 103 people, healthy volunteers welcome
- Sponsor
- Cairo University