Clinical trials: Quantitative Computed Tomography
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
Esophageal Squamous Cell Carcinoma, Positron Emission Tomography
Quantitative Evaluation of Metastatic Lymph Nodes With Dynamic 18F-FDG PET/CT in Patients With ESCC
Currently, static scans are commonly used for Positron Emission Tomography/Computed Tomography (PET/CT) examination in the literature.
- Trial name
- NCT04514822
- Testing
- Dynamic PET
- Where
- China
- Volunteers
- 40 people
- Sponsor
- Fifth Affiliated Hospital, Sun Yat-Sen University
Postmenopause
Bone Microstructure in Nasal Salmon Calcitonin Treated Postmenopausal Women
Calcitonin has been used for many years for treating osteoporosis in postmenopausal women. Recent data from the 2 years placebo-controlled QUEST study have shown a preservation of microarchitecture as measured by high resolution…
- Trial name
- NCT00372099
- Testing
- Salmon calcitonin
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Rene Rizzoli
Osteopenia
Study of the Effect of Once a Week Risedronate on the Microstructure of Tibia and Radius Using a New Scanning Method
The primary purpose of the protocol is to evaluate the sensitivity of 3D-pQCT (3D-Peripheral Quantitative Computed Tomography) technology to detect minute changes in bone microarchitecture.
- Trial name
- NCT00386360
- Testing
- risedronate
- Where
- 9 sites in Argentina, Australia and 5 more
- Volunteers
- 161 people
- Sponsor
- Warner Chilcott
COVID-19 Pneumonia, Quantitative Computed Tomography
Use of Compromised Lung Volume in Monitoring Usage of Steroid Therapy on Severe COVID-19
Since December 2019, the outbreak of coronavirus disease 2019 (COVID-19) has become a public health emergency of international concern.
- Trial name
- NCT04953247
- Where
- China
- Volunteers
- 72 people
- Sponsor
- Guowei Tu
Cystinuria, Nephrolithiasis, Calcium Oxalate
Use of an Herbal Preparation to Prevent and Dissolve Kidney Stones
We will investigate the safety and effectiveness of a mixture of 9 east Indian herbs known as Cystone regarding their ability to dissolve existing kidney stones and prevent formation of new ones.
- Trial name
- NCT00381849
- Testing
- Cystone
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Mayo Clinic
Osteoporosis, Sarcopenia
Bone Microstructure by Using HR-pQCT After Esophagectomy
Esophagectomy is most curative treatment to esophageal cancer. However, osteoporosis , which is characterized by both the loss of bone mass and the deterioration of bone architecture, is a serious complication in the long course…
- Conditions
- Osteoporosis, Sarcopenia, Esophageal Cancer
- Trial name
- NCT05812235
- Testing
- esophagectomy
- Volunteers
- 118 people, healthy volunteers welcome
- Sponsor
- Nagasaki University
Cystic Fibrosis
Bone Microarchitecture in Young Cystic Fibrosis Patients
Patients with cystic fibrosis are at risk of developing low bone mineral density (BMD) potentially leading to pathological fractures at adult age.
- Trial name
- NCT01788267
- Testing
- scan examination HR-pQCT
- Where
- France
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Hospices Civils de Lyon
Osteoporosis
Risedronate in Osteopenic Postmenopausal Women
The primary objective of this study is to compare risedronate 35 mg and placebo with respect to the percent change at 12 months for distal radius trabecular bone volume (BV/TV) in osteopenic postmenopausal women, as measured by…
- Trial name
- OSMAUSE (NCT00345644)
- Testing
- risedronate
- Where
- France
- Volunteers
- 156 people
- Sponsor
- Sanofi
Coronary Atherosclerosis, Coronary Artery Disease
Natural History of Coronary Atherosclerosis in Real-World Stable Chest Pain Patients Underwent Computed Tomography Angiography in Comparison With Invasive Multimodality Imaging
In a prospective international multicenter observational study, 1080 stable chest pain patients (REALITY Advanced registry of CCTA patients) with the suspected chronic coronary syndrome will be enrolled.
- Conditions
- Coronary Atherosclerosis, Coronary Artery Disease, Contrast-induced Nephropathy, Cerebrovascular Disease
- Trial name
- REALITY (NCT02440646)
- Testing
- Coronary computed tomography angiography, Quantitative coronary angiography, intravascular imaging with percutaneous intervention
- Where
- 4 sites in Estonia, Netherlands and 1 more
- Volunteers
- 1,080 people
- Sponsor
- Central Clinical Hospital of the Russian Academy of Sciences
Cancer Survivors
Virtual Exercise Training and Its Impact on Bone Compartments in Adult Survivors of Childhood Cancer
Childhood cancer is a rare disease but a significant cause of death in children and adolescents. The incidence of childhood cancer is 1case per 300 cases of adult cancer, but surviving to it has important sequels.
- Trial name
- 3D-BONE (NCT07022262)
- Testing
- Progressive resistance training plus impact loading
- Where
- Spain
- Volunteers
- 116 people
- Sponsor
- Universidad de Granada
Asthma
Depemokimab Asthma Imaging and Bronchoscopy Sub-Study
Asthma is a chronic condition marked by narrowed and swollen airways due to inflammation leading to recurring symptoms that can vary and worsen unpredictably.\xa0The purpose of this study is to assess how depemokimab, a…
- Trial name
- NCT06979323
- Testing
- Depemokimab
- Where
- 50 sites in United States, Belgium and 10 more
- Volunteers
- 150 people
- Sponsor
- GlaxoSmithKline
Systemic Lupus Erythematosus
Spine Quantitative Computed Tomography (QCT) for the Assessment of Osteoporosis on Children
The purpose of this study is to compare healthy children to children who have systemic lupus erythematosus (SLE). SLE is a childhood disease that has high risk for low bone mass and vertebral compression fractures.
- Trial name
- NCT01330368
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Children's Hospital of Philadelphia
Osteoporosis, Obesity
China Health Big Data
In this nationwide multi center study the investigators combine the low dose chest CT scan data with QCT technology, to measure the BMD of spine, VAT and liver fat in the health check subjects.
- Conditions
- Osteoporosis, Obesity, Liver Steatoses
- Trial name
- China biobank (NCT03699228)
- Where
- 6 sites in China
- Volunteers
- 30,000 people
- Sponsor
- Beijing Jishuitan Hospital
Coronary Stenosis, Hemodynamics
Diagnostic Accuracy of CCTA-derived Versus AngiogRaphy-dErived QuantitativE Flow Ratio (CAREER) Study
To perform CT-QFR, invasive coronary angiography, FFR, and QFR tests on patients with moderate coronary stenosis after coronary CTA examination.
- Conditions
- Coronary Stenosis, Hemodynamics, Coronary Artery Disease, Coronary Computed Tomography Angiography
- Trial name
- CAREER (NCT04665817)
- Testing
- CT-QFR, QFR, FFR
- Where
- China
- Volunteers
- 216 people
- Sponsor
- Fudan University
Inflammatory Bowel Disease, Crohn Disease
Skeletal Health and Bone Marrow Composition in Newly Diagnosed Adolescents With Crohn Disease
The investigators will be evaluating bone marrow composition via magnetic resonance imaging in newly diagnosed adolescents with Crohn disease (CD) compared to healthy, matched controls.
- Trial name
- NCT04508088
- Testing
- Coronal T1 weighted spin echo images, Spin-lattice relaxation (T1), Magnetic resonance spectroscopy
- Where
- United States
- Volunteers
- 92 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Coronary Artery Disease
Computed Tomography-derived Fractional Flow Reserve vs. Angiographic Quantitative Flow Ratio in Management of Patients With Coronary Artery Disease
This is a multi-center, randomized controlled trial to compare the clinical outcomes between CT-derived fractional flow reserve (CT-FFR) guided strategy and angiography-derived quantitative flow ratio (QFR) guided strategy among…
- Trial name
- CONQUER (NCT07308496)
- Testing
- CT-FFR guided strategy, QFR guided strategy
- Volunteers
- 1,402 people
- Sponsor
- China National Center for Cardiovascular Diseases
Arthritis, Rheumatoid
Bone Erosions in Rheumatoid Arthritis - Characterization Evaluated by Imaging and Histology
The aim of this study is to describe macro- and micro anatomical structures, including investigating vessels running in osseous pores in finger joints from participants with rheumatoid arthritis (RA) using histology and different…
- Trial name
- BERA (NCT04645381)
- Where
- 2 sites in Denmark
- Volunteers
- 9 people
- Sponsor
- University of Aarhus
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
Idiopathic Pulmonary Fibrosis
Nintedanib Twice Daily vs Placebo in Patients Diagnosed With Idiopathic Pulmonary Fibrosis (IPF)
This is an 6 month multi-centre, prospective, randomized, placebo controlled, double blind clinical trial followed by conversion of each arm to active nintedanib for an additional 6 months comparing the effect of nintedanib 150mg…
- Trial name
- NCT01979952
- Testing
- Nintedanib
- Where
- 25 sites in United States, Canada and 1 more
- Volunteers
- 113 people
- Sponsor
- Boehringer Ingelheim