Clinical trials: CT Scanning
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
Cystic Fibrosis
Saline Hypertonic in Preschoolers + CT
The purpose of this study is to assess whether inhalation of 7% hypertonic saline (HS) twice daily for 48 weeks reduces structural lung disease as assessed by computed tomography (CT) in comparison with inhalation of 0.9%…
- Trial name
- SHIP-CT (NCT02950883)
- Testing
- Active Treatment Group 7% Hypertonic Saline, Control Group 0.9% Isotonic Saline
- Where
- 25 sites in United States, Australia and 7 more
- Volunteers
- 116 people
- Sponsor
- University of Washington, the Collaborative Health Studies Coordinating Center
Metastatic Melanoma to the Groin Lymph Nodes
Evaluation of Groin Lymphadenectomy Extent For Metastatic Melanoma
BACKGROUND: Spread of metastatic melanoma to the groin lymph nodes (LN) is a common event affecting about 350 people a year in Australia.
- Trial name
- EAGLE FM (NCT02166788)
- Testing
- Inguinal Lymphadenectomy, Ilio-inguinal Lymphadenectomy
- Where
- 17 sites in Australia, Brazil and 4 more
- Volunteers
- 634 people
- Sponsor
- Melanoma and Skin Cancer Trials Limited
Atrial Fibrillation
Measurement of Left and Right Atria From CT Scans of Cardiac Rhythm Disorder Cases
The purpose of this study is to gather information about the size and shape of patients' hearts in order to design a device.
- Trial name
- NCT01165593
- Testing
- There is no intervention that is a part of this study.
- Where
- Canada
- Volunteers
- 96 people
- Sponsor
- Kardium Inc.
Root Canal Therapy
MB2 Canals in Pediatric Maxillary First Molars
This study examined how often an additional root canal, known as the second mesiobuccal canal (MB2), could be found in the upper first permanent molars of children aged 10-15 years.
- Trial name
- NCT07808489
- Testing
- Stepwise MB2 Clinical Confirmation Protocol
- Where
- Turkey (Türkiye)
- Volunteers
- 77 people
- Sponsor
- Sümeyra Akkoç
Transverse Skeletal Discrepancy
Customized CBCT-Based Assessment of Transverse Discrepancies
This retrospective cross-sectional observational study aims to develop a customized, patient-specific CBCT-based method for assessing skeletal transverse discrepancies independent of dental compensation.
- Trial name
- NCT07887308
- Where
- Egypt
- Volunteers
- 120 people
- Sponsor
- October University for Modern Sciences and Arts
Acute Respiratory Distress Syndrome
Long Term (1 Year) Respiratory Sequelae in Children Surviving an Acute Respiratory Distress Syndrome
The purpose of this study is to assess long term (1 year) respiratory sequelae in children surviving an acute respiratory distress syndrome
- Trial name
- NCT01435889
- Where
- 5 sites in Belgium, France
- Volunteers
- 38 people
- Sponsor
- University Hospital, Lille
Patients Requiring Abdominopelvic CT With Oral Administration of Contrast
Study With Oral Isovue in Abdominopelvic CT
This is a retrospective clinical study with prospectively designed blinded evaluation of CT images in adult and pediatric patients who underwent CT examinations of the abdomen and pelvis and were orally administered a solution of…
- Trial name
- NCT04453059
- Testing
- Iopamidol
- Where
- United States
- Volunteers
- 218 people
- Sponsor
- Bracco Diagnostics, Inc
Brown Fat and Muscle Metabolic, Differential Diagnosis
PET/MRI Study on Changes of Fat and Muscle Metabolism.
False positives for Brown Fat \& Muscle（F\&M） always affect the evaluation of metabolic disease treatment. Recently, using PET/CT，international journals such as Journal of Nuclear Medicine reported that the amount of active brown…
- Trial name
- NCT04334720
- Testing
- Comprehensive treatment of tumor
- Where
- China
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Tang-Du Hospital
Small Airways Diseases, Vaping
The Canadian Lung Outcomes in Users of Vaping Devices Study
Vaping is increasingly popular with both adolescent and adult Canadians, but the long-term health impacts remain unknown. We believe that the tools we currently have to detect lung disease in people who vape may be insufficient…
- Conditions
- Small Airways Diseases, Vaping, Vaping Related Disorder, Vaping Teens
- Trial name
- CLOUD (NCT06819969)
- Where
- 8 sites in Canada
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- University of British Columbia
Skeletal Class III Malocclusion
Surgery-First Orthognathic Surgery in Skeletal Class III Treatment
This study evaluates the efficacy and stability of the "Surgery-First" approach (SF approach) in treating patients with skeletal Class III malocclusion, utilizing a combined retrospective and prospective data collection method.
- Trial name
- NCT07433842
- Testing
- Surgery-First Orthognathic Surgery
- Where
- Vietnam
- Volunteers
- 60 people
- Sponsor
- Hanoi Medical University
Breast Cancer
Late Scan Time-point Optimalisation of 18F-Fluoroestradiol for the Large Field-of-view (LAFOV) PET/CT Scanner.
Currently, in routine patient care PET/CT scan protocols used on high sensitivity large field of-view (LAFOV) PET/CT systems are based on protocols that historically were developed for standard field-of-view (SAFOV) PET/CT…
- Trial name
- NCT07627269
- Testing
- Late scan time-point(s) optimalisation of 89Zr trastuzumab18F-Fluoroestradiol
- Where
- Netherlands
- Volunteers
- 8 people
- Sponsor
- University Medical Center Groningen
Colo-rectal Cancer
Performance of Spectral CT-scan in Patients With Metastatic Colorectal Cancer: a Prospective Multicentre Study
Spectral CT is a rapidly expanding imaging modality that allows a reduction in iodine dose and irradiation compared to conventional scanning.
- Trial name
- NCT06024837
- Testing
- CT Images
- Where
- France
- Volunteers
- 100 people
- Sponsor
- Centre Hospitalier Universitaire de Saint Etienne
Leukemia, Infection
Optimized Radiological Diagnosis of Hepatic Candidiasis During the Treatment of Acute Leukemias
Hepatic candidiasis is a frequent complication in patients receiving intensive chemotherapy for acute leukemia. Hepatic lesions may be detected by computerized tomographic (CT) scans, but there is no standardized CT protocol for…
- Trial name
- NCT01207843
- Testing
- Imaging
- Where
- Switzerland
- Volunteers
- 88 people
- Sponsor
- University of Zurich
Diagnostic Imaging, Tomography, X Ray Computed
Photon Counting Detector CT Image Quality
This study aims to compare subjective image quality and diagnostic accuracy of a photon counting detector computed tomography (PCD-CT) scanner compared with an energy integrating detector (EID)-CT scanner as the reference…
- Trial name
- NCT06281808
- Testing
- Photon Counting Detector CT
- Where
- Switzerland
- Volunteers
- 200 people
- Sponsor
- Reto Sutter, MD
Any Pathology Requiring a Cranial CT Imaging
Crystalline Exposition During Pediatric Cranial CT Imaging
This study focuses on reduction of X-rays dose applied to eye's lens during cranial CT in children. Principal objective is to analyse the efficiency of ocular bismuth masks, which are associated with an eye's lens dose modulation
- Trial name
- ECTOPIC (NCT03665181)
- Testing
- use or non-use of dose modulator and bismuth mask
- Where
- France
- Volunteers
- 23 people
- Sponsor
- University Hospital, Bordeaux
Invasive Breast Cancer
Computed Tomography (CT) Reconstruction for Axillary Lymph Node Structure
This is a prospective, single-center, non-randomized, non-controlled observational study.
- Trial name
- CTREP (NCT03247478)
- Where
- China
- Volunteers
- 160 people
- Sponsor
- Peking University
Malocclusion, Angle Class II, Division 1
Efficacy of Injectable Platelet Rich Fibrin (i-PRF) in Enhancing Bone Quality
Twenty patients need therapeutic extraction of the maxillary first premolars with subsequent retraction of the maxillary canines, will be divided randomly into two groups, and will randomly assigned to one side of the maxillary…
- Trial name
- NCT03399760
- Testing
- i-PRF, canine retraction
- Where
- Syria
- Volunteers
- 20 people
- Sponsor
- Damascus University
Mental Foramen, Cone Beam Computed Tomography
Localization of Mental Foramen in Relation to Primary Molars A Cone Beam Computed Tomography Study
. The aim of this study was to determine the location of mental foramen in relation to the lower primary molars using Cone Beam Computed Tomography.
- Trial name
- NCT05663190
- Testing
- mental foramen location
- Where
- Egypt
- Volunteers
- 11 people
- Sponsor
- Fayoum University
Lung Tumors
Computed Tomography (CT) in Head and Neck Patients
This study is conducting a comparison of chest x-ray (CXR) and minimum dose thoracic CT (MnDCT) in the detection of lung nodules (metastases) in patients with head and neck carcinoma.
- Trial name
- NCT00188656
- Testing
- CT thorax
- Where
- Canada
- Volunteers
- 100 people
- Sponsor
- University Health Network, Toronto