Clinical trials: CAT Scan
Cystic Fibrosis
Skeletal Health and Bone Marrow Composition in Adolescents With Cystic Fibrosis
The investigators will be evaluating bone marrow composition via magnetic resonance imaging in adolescents diagnosed with cystic fibrosis (CF) compared to healthy, matched controls.
- Trial name
- NCT06216704
- Testing
- Magnetic resonance relaxometry, Magnetic resonance spectroscopy, Blood Draw
- Where
- United States
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Retroviridae Infections, Cancer
Long-Term Follow-Up of Recipient of Gene Transfer Research
The goal of this clinical research study is to collect information about the long-term safety of gene transfer therapy. This study is also designed to create a database of medical information about patients who have received gene…
- Trial name
- NCT01492036
- Testing
- Blood Tests, Questionnaires
- Where
- United States
- Volunteers
- 130 people, healthy volunteers welcome
- Sponsor
- M.D. Anderson Cancer Center
Myocarditis; Acute or Subacute, Takotsubo Cardiomyopathy
Characterization of Acute Myocardial Damage With Spectral Computed Tomography. (CADAMI-SPECTRAL)
Clinical management of patients with chest pain and elevation of biomarkers of myocardial injury require an accurate diagnosis. Until now, cardiac magnetic resonance imaging (cMRI) is the gold standard for the diagnosis among…
- Conditions
- Myocarditis; Acute or Subacute, Takotsubo Cardiomyopathy, Infarction, Myocardial, Myocardial Injury
- Trial name
- CADAMI (NCT06506071)
- Testing
- Spectral CT
- Where
- Spain
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Salamanca University Hospital
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
Alveolar Bone Loss
Histomorphometric and Tomographic Assessment on the Influence of the Placement of a Collagen Membrane Subjacent the Sinus Mucosa After Maxillary Sinus Floor Augmentation
the purpose of the study is to look for differences in dimensional variations of augmented maxillary sinuses with or without the placement of a collagen membrane subjacent the sinus mucosa.
- Trial name
- NCT03902457
- Testing
- Maxillary sinus augmentation
- Where
- Colombia
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- ARDEC Academy
Osteoid Osteoma
Comparative Effectiveness of MRgFUS Versus CTgRFA for Osteoid Osteomas
Osteoid osteomas are painful, benign bone tumors that occur most frequently in young males between ages 10 and 20 years. The goal of the proposed study is based on the premise that MRgFUS is noninferior to CT-guided…
- Trial name
- NCT02923011
- Testing
- MRgFUS, CTgRFA
- Where
- 3 sites in United States
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Matthew Bucknor
Dental Crowding, Alveolar Bone Loss
Bone Level Changes Using Clear Aligners Compared to Fixed Appliances in Non-Extraction Treatment of Adults
This study compares two common ways of straightening teeth in adults who have mild-to-moderate crowding of the lower front teeth and do not need any teeth removed: clear aligners and traditional fixed braces.
- Conditions
- Dental Crowding, Alveolar Bone Loss, Malocclusion
- Trial name
- NCT07716007
- Testing
- Fixed orthodontic appliance, Clear aligners
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Future University in Egypt
Post-Acute COVID-19, Post COVID-19 Condition
Ventilatory and Perfusion Abnormalities in Individuals With Post-Acute Sequelae of SARS-CoV-2 Infection
Prospective cohort study to evaluate the utility of quantitative CT analysis to assess ventilation and perfusion defects in patients with Post-acute Sequelae of SARS-CoV-2 (PASC) and functional limitations
- Conditions
- Post-Acute COVID-19, Post COVID-19 Condition, Post Viral Fatigue, Dyspnea
- Trial name
- PASC VQ (NCT05866952)
- Testing
- Computed Tomography of the Chest
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Tufts Medical Center
Adaptive Expertise, Error Management Training
Facilitating Adaptive Expertise in Learning Computed Tomography
The main objective of this study is to demonstrate that Error Management Training improves adaptive expertise in head computed tomography interpretation.
- Conditions
- Adaptive Expertise, Error Management Training, Learning
- Trial name
- FAIL CT (NCT05284838)
- Testing
- Error Management Training (Difficult), Error Management Training (Easy), Error Avoidance Training
- Where
- United States
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Stanford University
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
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
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.
Back Pain, X-rays
Natural Experiment: "Gentle Nudge" Intervention, Eliminating Phone Call Requirement
Back pain costs the U.S. over $100 billion annually, and much of this spending is wasteful due to the overuse of advanced diagnostic imaging.
- Conditions
- Back Pain, X-rays, MRI, CT Scan
- Trial name
- LBP-ED (NCT03381885)
- Testing
- Gentle Nudge, Usual Standard Procedure
- Volunteers
- 20,000 people, healthy volunteers welcome
- Sponsor
- University of California, Los Angeles