Clinical trials: Computed Tomography Scan
Aortic Valve Calcification
Comparison of Aortic Root Dimension Changes During Cardiac Cycle Between the Patients With and Without Aortic Valve Calcification Using ECG-gated 64-slice and Dual-source 256-slice Computed Tomography Scanners: Results of a Multicenter Study
This study seeks to compare aortic dimension changes during cardiac cycle in patients with and without aortic valve calcification and to evaluate its correlation with aortic valve calcium score in former group.
- Trial name
- NCT01755806
- Where
- 3 sites in Iran
- Volunteers
- 104 people
- Sponsor
- Modarres Hospital
Chronic Obstructive Pulmonary Disease, COPD
Sunovion Brovana Versus Serevent Inspiratory Capacity High Resolution Computed Tomography
This is a PI-initiated study taking place only at UCLA, sponsored by Sunovion. The investigators plan to enroll about 20 subjects who are at least 40 years old and have Chronic Obstructive Pulmonary Disease (COPD).
- Conditions
- Chronic Obstructive Pulmonary Disease, COPD, Emphysema, Chronic Bronchitis
- Trial name
- NCT01361984
- Testing
- Nebulized arformoterol, Salmeterol
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- University of California, Los Angeles
Aortic Disorders, Carotid Disease
A Multicenter Study of Iomeron®-400 Used With Multi-detector Computed Tomography Angiography (MDCTA)
This is a Phase IV multicenter, open-label study and is being implemented in order to assess diagnostic image quality of MDCTA in subjects undergoing computed tomography angiography (CTA) of the thoraco-abdominal aorta, and the…
- Conditions
- Aortic Disorders, Carotid Disease, Pulmonary Disease, Peripheral Artery Disease
- Trial name
- Iomeron®-400 (NCT02596048)
- Testing
- Iomeron
- Where
- 5 sites in China
- Volunteers
- 224 people
- Sponsor
- Bracco Diagnostics, Inc
Otosclerosis
Ultra-high Resolution CT: the End of Stapes Prosthesis Measurement Misestimation
Actual CT scanners overestimate stapes piston size, and do not represent a valuable technique for their follow-up, especially in case of complication. Ultra-high resolution has not yet been evaluated in this setting.
- Trial name
- NCT06323863
- Testing
- stapedectomy, ultra high resolution CT
- Where
- France
- Volunteers
- 20 people
- Sponsor
- Central Hospital, Nancy, France
Chronic Kidney Disease, Pulmonary Embolism
Safety of Low Dose IV Contrast CT Scanning in Chronic Kidney Disease
The purpose of this study is to show that the use of low volume iso-osmolar non-ionic radio contrast medium (30 cc) in a thoracic CT Scanning procedure in a selected group of patients with chronic kidney disease (CKD) will avoid…
- Conditions
- Chronic Kidney Disease, Pulmonary Embolism, Renal Artery Stenosis, Pulmonary Cancer
- Trial name
- NCT02476526
- Testing
- Low Volume iso-osmolar non-ionic radio contrast medium, Acetylcysteine Inhalation, Sodium Bicarbonate Solution
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- VA Greater Los Angeles Healthcare System
Maxillary Anomaly
Activation Intervals Effects on Non-surgical Maxillary Expansion in Adults
OBJECTIVE: To evaluate the effects of different time intervals activations on the non-surgical maxillary expansion in adults. Methods: This study will include two groups, 10 adult patients each (mean age 20-35) with maxillary…
- Trial name
- NCT04041804
- Testing
- semirapid maxillary expansion (SRME)
- Where
- Colombia
- Volunteers
- 20 people
- Sponsor
- Fundación Universitaria CIEO
Computed Tomography Angiography, Coronary Artery Disease
Randomized Prospective Trial on the Cost-Effectiveness of Photon-Counting CT Versus Energy-Integrating Detector CT in Suspected Chronic Coronary Syndrome
Coronary artery disease (CAD) is a leading cause of morbidity and mortality worldwide. Coronary computed tomography angiography (CCTA) is recommended as a first-line imaging test in patients with suspected obstructive CAD.
- Trial name
- COST-PCCT-CCS (NCT07831304)
- Testing
- Radomization to undergo CCTA with EID-CT, Randomization to undergo CCTA with PCD-CT
- Where
- Italy
- Volunteers
- 630 people
- Sponsor
- IRCCS San Raffaele
Distal Radius Fractures
CT Analysis Comparing Cast and Three-Point Indexes in Distal Radius Fracture Care
Objectives: To compare the cast index and three-point index measurements obtained using computed tomography (CT) with those acquired using conventional methods for treating distal radius fractures Design: A retrospective cohort…
- Trial name
- NCT06255106
- Testing
- cast treatment
- Where
- Turkey (Türkiye)
- Volunteers
- 113 people
- Sponsor
- Istanbul University
Myocardial Ischemia
Evaluation of Myocardial Ischemia Using Standard Single Photon Emission Computed Tomography (SPECT) With Regadenoson and Simultaneous Cardiac Echocardiography
This study is for people who have a SPECT scan (nuclear imaging of the blood flow to the heart muscle) ordered by their medical doctors.
- Trial name
- Lexi-Echo (NCT01150578)
- Testing
- No intervention
- Where
- United States
- Volunteers
- 380 people
- Sponsor
- Aiden Abidov
Multiple Myeloma
A Head-to-head Comparative Study of 18F-PSMA-1007 PET/CT and 18F-FDG PET/CT Imaging in Multiple Myeloma
Multiple myeloma (MM) is the second most common hematological malignancy and is still incurable. Positron emission tomography/computed tomography (PET/CT) has been used to diagnose, assess treatment response, and predict…
- Trial name
- NCT05448404
- Testing
- 18F-PSMA-1007, 18F-FDG
- Where
- China
- Volunteers
- 30 people
- Sponsor
- First Hospital of China Medical University
Breast Cancer, Postsurgical Acquired Absence of Organ
Non-contrast Magnetic Resonance Angiography in Deep Inferior Epigastric Perforator Flap Breast Reconstruction Planning
The aim of this study is to evaluate the efficacy and safety of contrast-free magnetic resonance angiography (MRA) for deep inferior epigastric perforator flap planning.
- Trial name
- NCT06061835
- Testing
- Non-contrast MRA in preoperative perforator vessels mapping for deep inferior epigastric perforator (DIEP) flap breast reconstruction planning., CTA with iodine contrast in preoperative perforator vessels mapping for deep inferior epigastric perforator (DIEP) flap breast reconstruction planning.
- Where
- 2 sites in Russia
- Volunteers
- 135 people
- Sponsor
- I.M. Sechenov First Moscow State Medical University
Tonsillar Abscess
Surgical Treatment of Tonsillar Abscess
The diagnosis and treatment of tonsillar abscess are very physician-dependent, as sufficient prospective medical literature is lacking to choose the most efficient regimen.
- Trial name
- NCT04543708
- Testing
- Incision drainage, Tonsillectomy
- Where
- Switzerland
- Volunteers
- 42 people
- Sponsor
- University Hospital, Geneva
Acute Ischemic Stroke, Coronary Artery Disease
Cardiac CT Angiography in Patients With Acute Ischemic Stroke
Mortality rates after acute ischemic stroke remain high despite continuously improving treatment. In this context, it is important to note that a relevant portion of acute ischemic stroke patients die from adverse cardiovascular…
- Trial name
- ACUTE (NCT06176872)
- Testing
- Cardiac Computed Tomography Angiography
- Volunteers
- 165 people
- Sponsor
- Universitätsklinikum Hamburg-Eppendorf
Profound Mental Retardation
Radiological Examination of the Mentally Handicapped Patients
Aim of this study is to evaluate the necessity of the radiological examinations of mentally handicapped or uncooperative patients.
- Trial name
- NCT02741011
- Testing
- Radiological examination
- Volunteers
- 98 people
- Sponsor
- Tokat Gaziosmanpasa University
Endocarditis
Cardiac Computed Tomography (CT) Scan Compared to Transesophageal Echocardiogram (TEE) in Endocarditis
The purpose of this study is to assess the effectiveness of cardiac CT versus TEE in endocarditis patients.
- Trial name
- NCT00995384
- Testing
- CT Scan
- Where
- United States
- Volunteers
- 2 people
- Sponsor
- Corewell Health East
Sarcopenia, Cancer of Head and Neck
Assessment of the Prevalence of Sarcopenia by CT Scan in Patients Diagnosed With Head & Neck Cancer
Sarcopenia is defined by the reduction in skeletal muscle mass and physical performance. It results in a decrease in muscle strength, overall physical activity, walking and the development of balance disorders and falls.
- Conditions
- Sarcopenia, Cancer of Head and Neck, CT Scan
- Trial name
- SARVADS 1 (NCT04804852)
- Testing
- sarcopenia assessment
- Where
- France
- Volunteers
- 50 people
- Sponsor
- Weprom
Coronary Arterial Disease (CAD), Bypass Graft Occlusion
Cardiac Computed Tomography Based 3-D Printing for Optimized Coronary Artery Bypass Graft Surgery
Coronary artery bypass graft surgery (CABG) is a preferred surgical treatment in patients with widespread coronary artery disease.
- Trial name
- 3DCABG (NCT07039838)
- Testing
- 3D print of coronary arteries
- Where
- Denmark
- Volunteers
- 200 people
- Sponsor
- Jesper James Linde
Primary Hyperparathyroidism, Bone Disease
Bone Architectural Parameters in Postmenopausal Women Affected With Primary Hyperparathyroidism
Bone lesions are frequent in primary hyperparathyroidism (PHPT). Conventional measurement by Dual-Energy X-ray Absorptiometry does not provide enough information about the bone impact of excessive parathyroid hormone (PTH)…
- Trial name
- MicrOs (NCT02539498)
- Testing
- HR-pQCT
- Where
- 3 sites in France
- Volunteers
- 82 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Bone Resorption
Using Platelet Rich Plasma in Reducing Alveolar Bone Resorption During Rapid Maxillary Expansion
The purpose of this study is to determine if the injection of Platelet-rich plasma (PRP) is effective in reducing alveolar bone loss that happens after each rapid maxillary expansion (RME) on the buccal aspect of the posterior…
- Trial name
- NCT03028038
- Testing
- Platelet Rich Plasma, No Platelet Rich Plasma
- Where
- Syria
- Volunteers
- 16 people
- Sponsor
- Damascus University
Hemoptysis
Utility of Bronchoscopy in Patients With Haemoptysis and Negative Chest CT Scan (ULYSSES)
Conflicting evidence exist in the literature on the utility of bronchoscopy in patients with haemoptysis and negative/non-diagnostic chest CT scan.
- Trial name
- NCT05634200
- Testing
- Bronchoscopy
- Where
- 14 sites in Italy, Spain
- Volunteers
- 150 people
- Sponsor
- University of Milan
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