Clinical trials: Computed Tomography Scan
Contrast Induced Nephropathy, Remote Ischaemic Preconditioning
Can Remote Ischaemic Preconditioning Reduce Contrast Induced Nephropathy in Patients Receiving Contrast for Computed Tomography?
Computated tomography (CT) is an invaluable medical resource for both physicians and surgeons. Contrast media are an aid to improve the diagnostic yield of CT.
- Trial name
- CT RIPC CIN (NCT01741896)
- Testing
- Remote ischaemic preconditioning
- Where
- Ireland
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Mid Western Regional Hospital, Ireland
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
Cone-Beam Computed Tomography
Effect of Different Voxel Sizes on Accuracy of CBCT Linear Measurements: Preclinical Study
study target is assessment of the accuracy of linear measurement obtained from CBCT images on 3D volumetric rendering and multiplanar slices with different voxel sizes
- Trial name
- NCT03229018
- Testing
- Voxel size
- Where
- Egypt
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- Cairo University
Asthma, Mucus; Plug, Tracheobronchial
Study of Focal Airway Disease in Asthma Using Image Guided Bronchoscopy
This is a single center study of 60 subjects including those with asthma and mucus plugging, those with asthma and without mucus plugging, and healthy controls.
- Trial name
- SOFA (NCT04514913)
- Testing
- Multidetector Computed Tomography (MDCT) Scan, Virtual Navigation Bronchoscopy (VNB)
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Breast Cancer
High-Resolution Lower Dose Dedicated Breast Computed Tomography (CT)
This study is being performed to find out if a new kind of breast imaging (called dedicated breast CT or BCT) can help doctors to see the small structures in breast tissue more clearly.
- Trial name
- LowerDoseBCT (NCT03954431)
- Testing
- Dedicated breast CT(BCT)
- Where
- United States
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- University of Arizona
Immediate Implant Placement
Socket Evaluation System to Predict Labial Bone Formation Around Immediate Implants. A Retrospective Cone Beam Computed Tomography Analysis.
Palate implant placement in extraction sockets, with a minimum of 2 mm between the implant and the inner side of the facial socket wall, has been advised as a step towards a 3D restorative-driven posture.
- Trial name
- NCT06246253
- Testing
- Virtual implant placement following safe angle concept, actual implant placement following safe angle concept
- Where
- Egypt
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Misr International University
Exposure to Medical Diagnostic Radiation
Low Tube Voltage Computed Tomographic (CT) Urography Using Low Concentration Iodine Contrast Agent
Computed Tomographic (CT) urography is the best imaging modality to evaluate obstructing lesions of urinary tract such as urinary stone, tumor and inflammatory lesion.
- Trial name
- NCT01855204
- Testing
- Computed tomographic urography
- Where
- South Korea
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Seoul National University Hospital
Lung Neoplasms, Computed Tomography
Methods of Computed Tomography Screening and Management of Lung Cancer
European lung cancer screening studies using computed tomography (CT) have shown that a management protocol based on measuring lung nodule volume and volume doubling time (VDT) is more specific for early lung cancer detection…
- Conditions
- Lung Neoplasms, Computed Tomography, Mass Screening, Lung Nodules
- Trial name
- NCT03992833
- Testing
- lung cancer screening
- Where
- China
- Volunteers
- 4,000 people, healthy volunteers welcome
- Sponsor
- Tianjin Medical University Cancer Institute and Hospital
Lung Cancer, Lung Neoplasms
Feasibility and Uptake of Low-Dose CT Lung Cancer Screening in Kuwait
Lung cancer is a leading cause of cancer-related death in Kuwait, where most cases are diagnosed at an advanced stage and there is no national screening program.
- Trial name
- ALIA (NCT07766538)
- Testing
- Low-dose computed tomography (LDCT) lung cancer screening
- Where
- Kuwait
- Volunteers
- 590 people, healthy volunteers welcome
- Sponsor
- Sulaiman Khadadah
Lung Neoplasms, Lung Cancer
Lung B.A.S.E.S. 4 Life Mobile Low-dose Computed Tomography (LDCT) Screening: Ages 40-54
Low-dose CT Screening has been shown in two large trials in the United States (NLST) and Europe (NELSON) to increase overall survival in subjects 55 years of age and older with a strong smoking history.
- Trial name
- NCT04577599
- Testing
- Mobile Low-dose Computed Tomography (LDCT) Screening
- Where
- United States
- Volunteers
- 1,160 people, healthy volunteers welcome
- Sponsor
- Wake Forest University Health Sciences
Lung Cancer
Early Lung Cancer Detection in High Risk Individuals
The MILD project is a randomized lung cancer screening trial whose primary aim is to evaluate the impact on mortality of early lung cancer detection through LDCT (low-dose computed tomography) in 2 groups: a control group…
- Trial name
- MILD (NCT02837809)
- Testing
- Low dose CT
- Where
- Italy
- Volunteers
- 4,099 people, healthy volunteers welcome
- Sponsor
- Fondazione IRCCS Istituto Nazionale dei Tumori, Milano
Acute Hemorrhagic Stroke
Multimodal Computed Tomography in Patients With Acute Hemorrhagic Stroke
Acute hemorrhagic stroke is a series of neurosurgical diseases characterized by bleeding with high morbidity and mortality. It accounts for about 20% of all strokes worldwide and mainly includes subtypes such as intracerebral…
- Trial name
- MCTAHS (NCT06061185)
- Testing
- Multimodal CT
- Where
- China
- Volunteers
- 10,000 people, healthy volunteers welcome
- Sponsor
- Xiaolin Chen, MD
Cone Beam Computed Tomography, Periodontitis
Evaluation of the Effects of Smoking on Trabecular Bone Microarchitecture Using CBCT in Periodontal Disease
The purpose of this cross-sectional study is to evaluate the morphometric properties of trabecular bone quality using Cone-beam computed tomography in periodontal disease at different stages, comparing smokers and non-smokers.
- Conditions
- Cone Beam Computed Tomography, Periodontitis, Diagnosis of Bone Quality, Diagnosis, Oral
- Trial name
- NCT06676358
- Where
- Turkey (Türkiye)
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Okan University
Atherosclerosis and Blood Flow in Coronary Artery
Geometrical Influences on Atherosclerosis and Blood Flow
The study investigates the use of advanced imaging techniques and computational methods to identify high-risk plaques in coronary arteries.
- Trial name
- NCT07002697
- Where
- Bangladesh
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Bangladesh University of Engineering and Technology
Nasal Cavity, CBCT Segmentation
Serrated Inferior Turbinate Variation and Sinonasal Findings on CBCT
regulate nasal airflow, humidify and filter inspired air. Serrated inferior turbinate is a rare anatomical variation characterized by an irregular, serrated appearance of the inferior turbinate bone.
- Trial name
- NCT07739927
- Testing
- No intervention (retrospective CBCT imaging analysis)
- Volunteers
- 105 people, healthy volunteers welcome
- Sponsor
- Recep Tayyip Erdogan University Training and Research Hospital
Immediate Dental Implant, Socket Sealing
Socket Sealing Abutment With Immediate Implant
This study aimed to evaluate bone and soft tissue changes clinically and radio-graphically after using socket sealing abutment with or without bone graft material.
- Conditions
- Immediate Dental Implant, Socket Sealing, Molar Teeth
- Trial name
- NCT07748494
- Testing
- Immediate Molar Implant Placement with Grafting Material, Immediate Molar Implant Placement without Grafting Material
- Where
- Egypt
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Dental Implants, Submandibular Fossa Depth
The Gonial Angle as a Predictive Marker of Mandibular Fossa Depth
The aim of the study is to evaluate the relationship between submandibular fossa depth and gonial angle measurements in cone beam computed tomography examinations in terms of dental implant applications.
- Conditions
- Dental Implants, Submandibular Fossa Depth, Gonial Angle, Cone-beam Computed Tomography
- Trial name
- NCT04800003
- Testing
- Gonial angle and submandibular fossa depth measurements from CBCT images
- Where
- Turkey (Türkiye)
- Volunteers
- 74 people, healthy volunteers welcome
- Sponsor
- Ankara University
Emphysema, Pulmonary Emphysema
Clinical-ultrasonographic Assessment of Pulmonary Emphysema
The goal of this clinical trial is to identify correlations among data deriving from lung ultrasonographic (LUS) and tomographic evaluations of patients with panlobular or paraseptal emphysema, to improve the comprehension of…
- Trial name
- ESCULAPIO (NCT06533371)
- Testing
- Relationship between lung ultrasound and computed tomographic scan
- Where
- 4 sites in Italy
- Volunteers
- 1,628 people, healthy volunteers welcome
- Sponsor
- Fondazione Policlinico Universitario Agostino Gemelli IRCCS
Healthy Volunteers
Transcranial Electrical Stimulation (TCES) / Cerebral Blood Flow (CBF) / Xenon Under Computerized Tomography (Xe/CT)
Direct stimulation of the cerebral cortex induces an increase in cerebral blood flow. Although this information is known, it has never been documented during Transcranial Cerebral Electrical Stimulation (TCES), which is a non…
- Trial name
- NCT00273663
- Testing
- TCES
- Where
- France
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- University Hospital, Bordeaux
Lung Cancer
Retrospective Epidemiological Study of Lung Cancer With Low-dose Multislice Computed Tomography
Lung cancer is one of the leading causes of cancer-related death in Taiwan. Early diagnosis of lung cancer may improve cancer survival.
- Trial name
- NCT02736643
- Volunteers
- 1,334 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital