Clinical trials: Tomography, X-Ray Computed
Obesity, Sarcopenia
Diet and Exercise Interventions to Increase Muscle Strength and Function
The objective of this study is to test the effects of a healthy diet \& walking (Controls) compared to a healthy diet, walking, and balance/strength exercises (Intervention) on muscle density in two populations: elderly…
- Conditions
- Obesity, Sarcopenia, Metabolic Syndrome X
- Trial name
- NCT02850562
- Testing
- Walking, Walking + Exercise
- Volunteers
- 94 people, healthy volunteers welcome
- Sponsor
- South Dakota State University
Maxillary Deficiency
Paranasal Sinus Volumes of Maxillary Deficiency Patients Requiring Le Fort Osteotomy
The present study aims to compare ethmoid, sphenoid and maxillary sinus volumes of patients with maxillary deficiency requiring Le Fort osteotomy with healthy patients, by employing computed tomography imaging.
- Trial name
- NCT04637568
- Testing
- Computerized tomography
- Where
- Turkey (Türkiye)
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Ankara University
Gingival Thickness, Gingival Biotype
The Use Of Specially Designed Probe Versus Cone- Beam Computerized Tomography In The Measurement Of Gingival Thickness: Diagnostic Accuracy Study
Accurate measurement of gingival thickness is crucial for decision making in the field of Periodontology and implant dentistry. Currently implemented techniques for the detection of gingival biotype are of limited reliability.
- Conditions
- Gingival Thickness, Gingival Biotype, Periodontal Probe
- Trial name
- NCT03628742
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Cairo University
Dental Implant Placement
Buccal Soft Tissue Contour Changes After Immediate Implant Placement with or Without Connective Tissue Graft
Statement of the problem: Using customized contoured healing abutments at the time of immediate implant placement is a treatment modality to improve esthetics by maintain the soft tissue contour.
- Trial name
- NCT04309006
- Testing
- CTG and customized healing abutment, CTG and conventional healing abutment
- Where
- 2 sites in Egypt
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- Misr International University
Coronary Artery Disease, Coronary Atheroscleroses
Screening Coronary Artery Disease Using artiFicial intelligencE in Non-contrast Computed Tomography
This project aims to improve direct patient care by reducing the risks of futile exposure to ionizing radiation and iodinated contrast in patients referred for coronary computed tomography angiography
- Trial name
- SAFE-CT (NCT06438393)
- Testing
- CT coronary angiography and non-contrast CT
- Where
- Portugal
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Universidade do Porto
Tooth Displacement
Retrieval of Displaced Mandibular Third Molar Teeth
The aim of this study is to compare multi-detector CT and CBCT as pre-surgical diagnostic imaging before surgical retrieval of iatrogenic displaced mandibular third molar teeth/roots.
- Trial name
- NCT06060522
- Testing
- CT, CBCT
- Where
- Egypt
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Tanta University
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
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
Peripheral Arterial Occlusive Disease, Critical Limb Ischemia
Safety, Tolerability, and Biodistribution of [89Zr]Zr-DFO-APAC in Subjects With PAOD/CLI and Healthy Volunteers (Acronyms: 89Zr = Zirconium-89, DFO = Desferrioxamine, APAC = AntiPlatelet AntiCoagulant, PET/CT = Positron Emission Tomography/Computed Tomography)
The goal of this Phase 0 clinical trial is to evaluate safety and biodistribution of [89Zr]Zr-DFO-APAC in patients with peripheral arterial occlusive disease / critical limb ischemia (PAOD/CLI) and healthy volunteers.
- Trial name
- CHASE (NCT06204237)
- Testing
- [89Zr]Zr-DFO-APAC, PET/CT scan
- Where
- Netherlands
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Aplagon Oy
Non-small Cell Lung Cancer
Therapeutic Resistance Prediction of Tyrosine Kinase Inhibitors
The investigators propose a non-invasive prognostic tool for TKIs resistance in patients with stage IV EGFR-mutant non-small cell lung cancer (NSCLC) by computed tomography phenotypic features, which can be conveniently…
- Trial name
- NCT02851329
- Where
- China
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Chinese Academy of Sciences
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
Osteoporosis, Sarcopenia
Bone Microstructure by Using HR-pQCT in Long Courses After Gastrectomy
Osteoporosis after gastrectomy, which is characterized by both the loss of bone mass and the deterioration of bone architecture, is a serious complication in the long course after gastrectomy.
- Conditions
- Osteoporosis, Sarcopenia, Gastric Cancer
- Trial name
- NCT03251430
- Testing
- gastrectomy
- Where
- Japan
- Volunteers
- 114 people, healthy volunteers welcome
- Sponsor
- Kobayashi Shinichiro
Alzheimer's Disease
Single Photon Emission Computed Tomography (SPECT) Imaging Study to Develop a Biomarker for Alzheimer's Disease
The main objectives of this proposal are as follows: To assess the dynamic uptake and washout of 123-I MNI-388 and MNI 390, a potential imaging biomarker for β-amyloid burden in brain, using single photon emission computed…
- Trial name
- NCT00886951
- Testing
- I123MNI388/I123MNI390
- Where
- United States
- Volunteers
- 2 people, healthy volunteers welcome
- Sponsor
- Institute for Neurodegenerative Disorders
Coronary Artery Disease
Detection of Subclinical Atherosclerosis in Asymptomatic Individuals
This study will evaluate the use of cardiac CT in identifying atherosclerosis plaque in patients who have not been diagnosed with atherosclerosis and who have no symptoms of the disease but who are at risk of developing…
- Trial name
- Decide CTA (NCT00862056)
- Testing
- Cardiac CT
- Where
- United States
- Volunteers
- 73 people, healthy volunteers welcome
- Sponsor
- Piedmont Healthcare
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
Neuroendocrine Neoplasms
A Prospective, Open-label Study of [68Ga]Ga-DOTA-TATE in Patients With Neuroendocrine Neoplasms (NENs) and Healthy Volunteers in Japan
The purpose of this study was to evaluate the diagnostic performance of [68Ga]Ga-DOTA-TATE Positron Emission Tomography (PET)/Computerized Tomography (CT) imaging compared with conventional imaging (CIM) as standard of truth in…
- Trial name
- NCT06240741
- Testing
- [68Ga]Ga-DOTA-TATE, 68Ge/68Ga Generator
- Where
- 8 sites in Japan
- Volunteers
- 71 people, healthy volunteers welcome
- Sponsor
- Novartis Pharmaceuticals
Lung Cancer Screening
A Study of Lung Cancer Screening in People With Unexplained Weight Loss
The researchers are doing this study to see if people with unexplained weight loss who have lung cancer screening are more likely to have or develop lung cancer than people without unexplained weight loss.
- Trial name
- NCT06717334
- Testing
- Low Dose CT imaging, blood draws, screening questionnaire
- Where
- 8 sites in United States
- Volunteers
- 409 people, healthy volunteers welcome
- Sponsor
- Memorial Sloan Kettering Cancer Center
Giant Cell Arteritis, Polymyalgia Rheumatica
Assessing Biomarker in Giant Cell Arteritis and Polymyalgia Rheumatic
The GCAIO study is an innovative, multimodal research initiative designed to enhance the understanding, diagnosis, and management of giant cell arteritis (GCA) and frequently associated polymyalgia rheumatica (PMR).
- Trial name
- GCAIO (NCT06460142)
- Testing
- Aortic/ cardiac magnetic resonance imaging, Vascular ultrasound, Transorbital Ultrasound
- Where
- Germany
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University of Bonn
Computed Tomography, Biopsy, Pneumothorax, Chest Tube, Plug
Computed Tomography (CT) Guided Lung Biopsy With Plug
Protocol Title: Computed Tomography (CT) Guided Lung Biopsy with BioSentry Plug, Evaluation of Safety and Efficacy.
- Trial name
- NCT03526640
- Testing
- The BioSentry Tract Sealant System
- Where
- Norway
- Volunteers
- 560 people, healthy volunteers welcome
- Sponsor
- University Hospital, Akershus
Chronic Airway Disease, Interstitial Lung Disease
WTC Chest CT Imaging Archive
Dr. Rafael E de la Hoz and colleagues have performed standardized and computer-assisted readings of all chest CT scans received by WTC workers and volunteers at the Mount Sinai Medical Center between 2003 and 2016.
- Conditions
- Chronic Airway Disease, Interstitial Lung Disease, Lung Cancer
- Trial name
- NCT03295279
- Where
- United States
- Volunteers
- 2,122 people, healthy volunteers welcome
- Sponsor
- Icahn School of Medicine at Mount Sinai