Clinical trials: CAT Scan
Apical Periodontitis
N-acetylcysteine for Root Canal Treatment of Necrotic Teeth With Apical Periodontitis
A randomized controlled trial comparing the postoperative pain intensity, periapical biomarkers level, and periapical healing in patients with necrotic mature teeth and apical periodontitis treated with N-acetylcysteine (NAC), as…
- Trial name
- NAC (NCT07262554)
- Testing
- Calcium hydroxide (Ca(OH)₂), N-Acetylcysteine (NAC)
- Where
- Egypt
- Volunteers
- 40 people
- Sponsor
- Alexandria University
Cancer, Metastasis to Lung
Validation of Low Dose CT for Diagnosis of Lung Nodules
The investigators have developed an extremely low dose computed tomography (CT) protocol that on preliminary testing has an effective dose in the range of two chest radiographs.
- Trial name
- NCT03681873
- Testing
- Extremely Low Dose CT
- Where
- United States
- Volunteers
- 78 people
- Sponsor
- Children's Hospital Medical Center, Cincinnati
Aortic Aneurysm, Abdominal
Follow-up of Endovascular Aneurysm Treatment - The FEAT Trial
After endovascular abdominal aortic aneurysm repair, life-long follow-up is needed to monitor the effectiveness of exclusion of the aneurysm sac from blood flow.
- Trial name
- NCT00281411
- Testing
- Computed Tomography Angiography, Magnetic Resonance Angiography
- Where
- Netherlands
- Volunteers
- 46 people
- Sponsor
- Clinical Research Office Imaging Division
Osteoarthritis, Rotator Cuff Tear Arthropathy
Prediction of Development of Scapular Notching Following Reverse Total Shoulder Arthroplasty
The hypothesis is that computer simulated bony impingement of the bone surrounding the spherical glenoid implant (the glenosphere) along the scapular neck on three-dimensional (3-D) computed tomography (CT) imaging analysis is…
- Conditions
- Osteoarthritis, Rotator Cuff Tear Arthropathy, Reverse Total Shoulder Arthroplasty, Scapular Notching
- Trial name
- NCT02052466
- Where
- United States
- Volunteers
- 32 people
- Sponsor
- Eric Ricchetti
Orthodontic Tooth Movement, Intrusion of Tooth
Evaluation of Root Resorption Following Different Mandibular Incisors Intrusive Mechanics
Evaluation of root resorption following different mandibular incisors intrusive mechanics : A randomized clinical trial
- Conditions
- Orthodontic Tooth Movement, Intrusion of Tooth, Resorption, Root
- Trial name
- NCT05414019
- Testing
- Mini-screw, Utility arch, Nitinol reverse curve wire
- Where
- Egypt
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Contrast-associated Acute Kidney Injury
Contrast-enhanced Computed Tomography and Acute Kidney Injury
Rationale and objectives: Since 1930 it has been accepted that intravenous injection of io-dinated contrast agent as part of contrast-enhanced computed tomography (CE-CT) imaging can induce a contrast-associated acute kidney…
- Trial name
- NCT07091656
- Testing
- there is no intervention
- Where
- France
- Volunteers
- 1,463 people
- Sponsor
- Beaujon Hospital
Takayasu Arteritis, Anti-Inflammatory Agents
Anti-inflammatory Treatment for Inactive Takayasu Arteritis
Currently, the traditional disease activity of Takayasu arteritis is mainly based on National Institutes of Health criteria and the inactive cases don't need anti-inflammatory treatment.
- Trial name
- ATITA (NCT03550781)
- Testing
- Prednisone, cyclophosphamide
- Volunteers
- 40 people
- Sponsor
- Chinese Academy of Medical Sciences, Fuwai Hospital
Manual; Rotation, Obturation
Assessment of Clinical & Radiographic Efficiency of Manual & Pediatric Rotary Systems in Primary Root Canal Preparation
Manual files used for the pulpectomy of primary teeth have some disadvantages such as time wastage and the occurrence of iatrogenic errors compared to rotary systems.
- Conditions
- Manual; Rotation, Obturation, Post Operative Pain
- Trial name
- NCT05619796
- Testing
- pulpectomy procedure, Post-operative Cone Beam Computed Tomography, Post-operative pain assessment
- Where
- Egypt
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Tanta University
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
Cleft Lip and Palate
Progression of Grafted Bone Density in Cleft Alveolus
The patients with unilateral and bilateral cleft lip and palate received alveolar bone graft surgery. Two time points of cone beam CT were taken for all the patients: post-operative 6 months, and post-operative 2 years.
- Trial name
- CDAABG (NCT04987190)
- Testing
- alveolar bone graft
- Where
- Taiwan
- Volunteers
- 40 people
- Sponsor
- Chang Gung Memorial Hospital
Bone Metastases
Role of Positron Emission Tomography/ Computed Tomography (PET/CT) and in Bone Metastases.
The aim of this study is to detect bone metastases by PET/CT examination in cancer patients.
- Trial name
- PET/CT (NCT04080271)
- Testing
- 18F-FDG PET/CT
- Where
- Egypt
- Volunteers
- 66 people
- Sponsor
- Assiut University
Brain Glioma
Correlation Between SPECT/CT and IDH Mutation in Brain Glioma
Major advances in cancer genetics over the past decade have revealed that the genes encoding IDHs are frequently mutated in a variety of human malignancies, including gliomas.Pentavalent 99mTc dimercaptosuccinic acid (99mTc (V)…
- Trial name
- NCT05595863
- Volunteers
- 40 people
- Sponsor
- Assiut University
Cervical Cancer, Endometrial Cancer
Pelvic Fractures and Radiation Therapy for Cervical Cancer
The goal of this study is to estimate how often pelvic fractures occur in women treated with radiation therapy for either newly diagnosed or recurrent cervical, endometrial, or vaginal cancer.
- Conditions
- Cervical Cancer, Endometrial Cancer, Vaginal Cancer
- Trial name
- NCT00800644
- Testing
- CT or MRI + Blood Test
- Where
- United States
- Volunteers
- 239 people
- Sponsor
- M.D. Anderson Cancer Center
Class III Malocclusion
The Effects of the Chin Cup on Temporomandibular Joint and Mandibular Dimensions
This in vivo comparative study will evaluate the changes in the mandibular dimensions and the glenoid fossa after skeletal class III subjects' therapy by chincup appliance and compare it with an untreated class III control group.
- Trial name
- NCT05350306
- Testing
- Chincup, Control group
- Where
- Syria
- Volunteers
- 38 people
- Sponsor
- Damascus University
Stable Coronary Artery Disease
Computed Tomography Coronary Angiography Before Stent Implantation
The purpose of the study is to determine whether results of the computed tomography coronary angiography may be helpful in planning and performing percutaneous angioplasty in patients with stable angina pectoris.
- Trial name
- NCT01205425
- Testing
- PCI on the basis of coronary angiography, CT guided PCI
- Where
- Poland
- Volunteers
- 60 people
- Sponsor
- National Institute of Cardiology, Warsaw, Poland
Traumatic Brain Injury, Mild Traumatic Brain Injury
Score Predicting Lesion Development on CT Following Mild TBI
Mild traumatic brain injury (mTBI) is one of the most common reasons behind emergency department (ED) visits. A small portion of mTBI patients will develop an intracranial lesion that might require neurosurgical intervention.
- Trial name
- SELECT-TBI (NCT04995068)
- Testing
- Head CT to determine presence of traumatic intracranial lesion
- Where
- Sweden
- Volunteers
- 20,000 people
- Sponsor
- Karolinska Institutet
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
Congenital Hyperinsulinism (CHI), Persistent Hyperinsulinemic Hypoglycemia of Infancy (PHHI)
Phase II Safety and Efficacy Study of 18FDOPA PET-CT in Children With Hyperinsulinemic Hypoglycemia
Children with congenital hyperinsulinism (CHI) have low blood sugar, and some of these children may require surgery to remove part or all of their pancreas.
- Trial name
- 18FDOPA (NCT01468454)
- Testing
- 18 F-DOPA
- Where
- United States
- Volunteers
- 130 people
- Sponsor
- Children's Hospital of Philadelphia
Testicular Germ Cell Tumor
Magnetic Resonance Imaging and Computed Tomography in Patients With Stage I Seminoma of the Testicle
RATIONALE: Imaging procedures, such as MRI and CT scan, may find recurrent cancer. It is not yet known which MRI or CT scan schedule is more effective in finding recurrent cancer.
- Trial name
- NCT00589537
- Testing
- questionnaire administration, computed tomography, magnetic resonance imaging
- Where
- 29 sites in United Kingdom
- Volunteers
- 660 people
- Sponsor
- Medical Research Council
C-shaped Root Canal
C-shaped Root Canal Prevalence and Configurations in Egyptians
The aim of this study is to investigate the prevalence and configuration of C-shaped root canal of mandibular first and second molars among members of an Egyptian sub-population using cone beam computed tomography (CBCT).
- Trial name
- NCT03635203
- Testing
- CBCT
- Where
- Egypt
- Volunteers
- 374 people, healthy volunteers welcome
- Sponsor
- Cairo University