Clinical trials: Computed Tomography Scan
Genotoxicity, Cytotoxicity
Assessment of Cytotoxicity, Genotoxicity
Goal: The goal of this observational study is to evaluate the genotoxic and cytotoxic effects of OPG and CBCT on exfoliated buccal mucosal cells Main question: Does CBCT cause greater genotoxic and cytotoxic effects on buccal…
- Conditions
- Genotoxicity, Cytotoxicity, Ionizing Radiation Exposure, Dental X-Ray Exposure
- Trial name
- NCT07330401
- Where
- Malaysia
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Yaxin Wang
Hyperkinesis
Single Photon Emission Computed Tomography (SPECT) to Study Paroxysmal Hyperkinetic Movement Disorders
This study will use single photon emission computed tomography (SPECT) to determine what areas of the brain are responsible for paroxysmal hyperkinetic movement disorders.
- Trial name
- NCT00051337
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Developmental Dysplasia of the Hip, Acetabular Bone Loss
3D-Printed Pelvic Models for Planning Complex Total Hip Arthroplasty
Total hip arthroplasty (THA) in patients with complex acetabular anatomy can be challenging because of abnormal bone structure, deformity, or bone loss.
- Conditions
- Developmental Dysplasia of the Hip, Acetabular Bone Loss, Acetabular Fracture
- Trial name
- NCT07904637
- Testing
- Conventional Imaging-Based Preoperative Planning, CT-Based 3D-Printed Pelvic Model-Assisted Planning
- Where
- Egypt
- Volunteers
- 15 people
- Sponsor
- Ain Shams University
Pulmonary Disease
Evaluation of the Causes and Disease Processes of Chronic Lung Disease
Chronic lung diseases are disorders associated with abnormalities in any of the structures involved in the process of breathing and bringing oxygen into the lungs and blood.
- Trial name
- NCT00001183
- Where
- United States
- Volunteers
- 6,564 people
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Apexogenesis, Pulp Exposure, Dental
Bioceramic Repair Materials in Apexogenesis of Immature Permanent Molars
The present study was conducted to compare the clinical, radiographic, and tomographic outcomes of apexogenesis using Bio-C Repair and Biofactor MTA in immature permanent first molars with vital asymptomatic pulp exposure.
- Conditions
- Apexogenesis, Pulp Exposure, Dental, MTA Vital Tooth Pulpotomy, Cone Beam Computed Tomography
- Trial name
- NCT07883239
- Testing
- Bioceramic Repair Pulpotomy (BIO-C® REPAIR), Mineral Trioxide Aggregate Pulpotomy (Biofactor MTA)
- Where
- Egypt
- Volunteers
- 30 people
- Sponsor
- Tanta University
Abdominal Injuries, Thoracic Injuries
TRACT Study: Evaluation of the Value of Routine Thoraco-abdominal CT in Blunt Trauma Patients
The aim of this study is to establish the additional effectiveness and costs of routine thoraco-abdominal computed tomography (CT) in blunt trauma patients versus conventional radiological imaging and to determine which clinical…
- Trial name
- NCT00228111
- Where
- Netherlands
- Volunteers
- 1,000 people
- Sponsor
- Radboud University Medical Center
Femoracetabular Impingement
Identification of Predictors for Clinical Outcomes in Femoroacetabular Impingement Surgery
The overarching goal of the study is to improve the surgical treatment outcomes of FAI, which is affecting an increasing number of military personnel and young active individuals in the general population.
- Trial name
- DoD FAI-2 (NCT04243447)
- Where
- 13 sites in United States, Canada
- Volunteers
- 747 people
- Sponsor
- Washington University School of Medicine
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
Atherosclerosis of Coronary Artery, Cardiovascular Disease
Radiation Dose From Computed Tomography Before and After Implementation of a High Pitch Dual Spiral Technique
The purpose of this study is to compare the radiation exposure of a variety of chest CT examinations performed on the current state of the art CT scanners (64 slice, dual source CT scanner) with the radiation exposure for…
- Conditions
- Atherosclerosis of Coronary Artery, Cardiovascular Disease, Pulmonary Embolism, Aortic Aneurysm Without Mention of Rupture Nos
- Trial name
- FLASH (NCT01111760)
- Where
- United States
- Volunteers
- 334 people, healthy volunteers welcome
- Sponsor
- Michael Gallagher
Abdominopelvic Sarcomas
Study of Magnetic Resonance Image and Computed Tomography-Guided Stereotactic Body Radiation Therapy for Abdominopelvic Sarcomas (MARS Trial)
Recent advances in radiation treatment have allowed for higher doses per treatment to be delivered safely. This study plans to use an MRI-guided linear accelerator to deliver the radiation treatment to ensure that the radiation…
- Trial name
- NCT06436612
- Testing
- Magnetic Resonance Image and Computed Tomography-Guided Stereotactic Body Radiation Therapy
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Jonsson Comprehensive Cancer Center
Transverse Maxillary Deficiency
Dentoskeletal Changes In The Transverse Dimension Using Tooth Bone-Borne Vs. Bone-Borne Expansion Appliances
This study aimed to investigate the skeletal, dentoalveolar, and periodontal changes of tooth-bone-borne (TBB) and bone-borne (BB) appliances with identical miniscrew placement using cone-beam computed tomography (CBCT) in the…
- Trial name
- NCT05930054
- Testing
- skeletal anchorage and rapid palatal expansion
- Where
- 3 sites in Turkey (Türkiye)
- Volunteers
- 18 people
- Sponsor
- TC Erciyes 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
Adenocarcinoma of Head of Pancreas
Resectability of Pancreatic Head Cancer by Contrast-enhanced MDCT:a Multi-center Study
The purpose of this multicenter and double-blind clinical trial is to prospectively assess the sensitivity, specificity, negative predictive value, positive predictive value, and accuracy in respectability of pancreatic head…
- Trial name
- NCT01455610
- Where
- 6 sites in China
- Volunteers
- 140 people
- Sponsor
- Meng Su Zeng
Radiation
CODP Imaging From a Dose Perspective
The noncontrast-enhanced chest computed tomography (CT) is an emerging diagnostical tool in patient with chronic obstructive pulmonary disease (COPD).
- Trial name
- NCT03581110
- Testing
- computed tomography
- Volunteers
- 1,957 people, healthy volunteers welcome
- Sponsor
- Universitätsmedizin Mannheim
Automatic Registration of Digital Dental Model to CBCT Image
Automatic Versus Semiautomatic Registration of Digital Dental Cast to Cone Beam Computed Tomography Image
An observational Cross-sectional Study to compare the accuracy and reliability of the automatic registration of digital dental model to CBCT image versus the semiautomatic point-based registration.
- Trial name
- CBCT (NCT04563117)
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Cairo University
Prostate Cancer
Robotic-arm Assisted Ga-68 PSMA PET/CT Guided Transgluteal Prostate Biopsy
Gallium-68 prostate-specific-membrane-antigen (Ga-68 PSMA) PET/CT is being used in Prostate cancer imaging. In the present study, we aimed to evaluate the efficacy and safety of robotic arm-assisted Ga-68 PSMA PET/CT-guided…
- Trial name
- NCT05022576
- Testing
- Robotic arm assisted PSMA PET/CT guided prostate biopsy
- Where
- India
- Volunteers
- 78 people
- Sponsor
- Post Graduate Institute of Medical Education and Research, Chandigarh
TO FIND THE CORRELATION BETWEEN TINS SCORE OUTCOME
Trauma Infant Neurological Score (TINS) as a Prognostic Factor and Guideline for CT Scan in Infants 24 Months Old or Less
Traumatic brain injury (TBI) is the major cause of disability and death among the younger population. In the Pediatric population Head trauma may be responsible for primary and secondary brain damage.
- Trial name
- NCT02731781
- Testing
- NONE . OBSERVATIONAL
- Where
- Israel
- Volunteers
- 200 people
- Sponsor
- Laniado Hospital
Maxillary Expansion
Root Resorption After Maxillary Expansion
The aim of this study will to evaluate the root resorption after RME by hyrax and hybrid hyrax appliances by using of cone beam computed tomography .
- Trial name
- NCT06059807
- Testing
- maxillary expansion
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Maxillary Sinus, Cone-Beam Computed Tomography
Anatomical and Imaging Assessment of the Alveolar Antral Artery Canal Using CBCT
This research project aims to improve understanding of the alveolar antral artery canal, an anatomical structure located in the maxilla, using cone-beam computed tomography (CBCT).
- Conditions
- Maxillary Sinus, Cone-Beam Computed Tomography, Artery
- Trial name
- NCT07726121
- Testing
- Assigned Interventions
- Where
- Poland
- Volunteers
- 1,000 people
- Sponsor
- Hospital of the Ministry of Interior, Kielce, Poland
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