Clinical trials: Radiography
Nephrolithiasis
Kidney Stone Structural Analysis By Helical Computed Tomography (CT)
Current practices of the diagnosis of urinary stones gives little information on the probable fragility of stones using shock wave lithotripsy (SWL), and many patients receive more SW's than is necessary to break up their stones.
- Trial name
- NCT00169780
- Testing
- High definition helical CT (64 head scanner)
- Where
- United States
- Volunteers
- 7 people
- Sponsor
- Indiana Kidney Stone Institute
Obesity
Technical Validation of Lunar iDXA Visceral Fat Tool
The goal of this project is to compare visceral fat measurements derived from Lunar iDXA total body scans and from Computed Tomography (CT) scans of the abdominal region for a Chinese population.
- Trial name
- NCT01110161
- Testing
- Visceral fat mass measurement
- Where
- China
- Volunteers
- 148 people, healthy volunteers welcome
- Sponsor
- GE Healthcare
Radiography, Interventional
Cerebral Perfusion During Induction of General Anesthesia
Arterial hypotension during general anesthesia remains a factor of poor outcomes, increases the risk of myocardial infarction, acute kidney injury and 1-year mortality.
- Trial name
- NCT03769142
- Testing
- All monitoring
- Volunteers
- 100 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Breast Cancer
Visibility of Lesion Characteristics With Phase Contrast Mammography
To determine if diagnostic phase contrast mammography (PCM) will provide improved image detail in assessing lesion characteristics when compared to diagnostic x-ray mammography (XM).
- Trial name
- NCT00467727
- Testing
- Phase Contrast Mammography
- Where
- United States
- Volunteers
- 53 people
- Sponsor
- UNC Lineberger Comprehensive Cancer Center
Medical Imaging
Defining Dosimetric Reference Levels in Computed Tomography Spectral Scanning
Spectral computed tomography or dual-energy CT imaging can overcome the limitations of conventional CT in differentiating between two materials with equivalent total attenuation.
- Trial name
- NR Spectral (NCT07305103)
- Testing
- Spectral ComputedTomography
- Where
- France
- Volunteers
- 9,600 people
- Sponsor
- Centre Hospitalier Universitaire de Nīmes
Oncology
Implementing AI-Assisted, Patient-Friendly Imaging Report Summaries to Enhance Oncology Care Delivery
The implementation of the AI-assisted radiology summary tool into clinical workflows is being conducted as part of a standard-of-care quality improvement (QI) initiative at UW Health.
- Trial name
- NCT07532083
- Where
- United States
- Volunteers
- 2,000 people
- Sponsor
- University of Wisconsin, Madison
Dental Plaque
Analyzing the Effect of Air Polishing on Tooth Surfaces With Two Imaging Methods
Micro-CT is a non-destructive imaging method with high resolution and allows to examine all tooth structures individually. Pre- and post-application images obtained by micro-CT can be superimposed and differences can be precisely…
- Trial name
- NCT05196490
- Testing
- Micro-CT, CAD/CAM
- Where
- Turkey (Türkiye)
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Kocaeli University
Vascular Diseases
X-ray Dose Reduction Study for Cardiac Angiography and Intervention
ClarityIQ is a novel X-ray imaging technology, that combines advanced real-time image noise reduction algorithms, with state-of-the-art hardware to reduce patient entrance dose significantly.
- Trial name
- NCT01684826
- Testing
- Angiographic run with new algorithm and low dose (50% dose), Angiographic run with predecessor algorithm and dose (100%)
- Where
- Netherlands
- Volunteers
- 50 people
- Sponsor
- Philips Clinical & Medical Affairs Global
Stomach Neoplasms
Botulinum Toxin for Stomach Cancer Treatment
Preclinical studies at our institution, using a genetic mouse model of gastric cancer, strongly suggest that innervation of the stomach wall is required not only for the development, but also for the progression of gastric…
- Trial name
- NCT01822210
- Testing
- Botox
- Where
- Norway
- Volunteers
- 7 people
- Sponsor
- St. Olavs Hospital
Cancer
Development of Computer-aided Detection and Diagnosis From Imaging Techniques
This study will develop and evaluate new techniques for computer-aided detection and diagnosis (CAD) of medical problems using images from diagnostic tests such as computed tomography (CT), ultrasound, nuclear medicine and x-ray…
- Trial name
- NCT00057252
- Where
- United States
- Volunteers
- 139,692 people
- Sponsor
- National Institutes of Health Clinical Center (CC)
Radiology, Vascular Diseases
Three-in-One Stop Computed Topography Angiography(CTA) and CT Perfusion(CTP) in Cerebrovascular Disease
This research takes patients with cerebrovascular diseases as the research subjects and employs the experimental design of a prospective cohort study, aiming to innovatively develop and validate a "one-stop" multimodal CT…
- Trial name
- NCT06890468
- Where
- China
- Volunteers
- 1,000 people
- Sponsor
- Xin Lou
Radiology Interventional, Spinal Injections
RAdiology Consultation Effectiveness
Performing a consultation with the radiologist before a spinal invasive procedure serves to foster a trusting physician-patient relationship.
- Conditions
- Radiology Interventional, Spinal Injections, Back Pain
- Trial name
- RACE (NCT06762665)
- Testing
- Spinal injection, pre-operative consultation
- Where
- France
- Volunteers
- 270 people
- Sponsor
- University Hospital, Montpellier
Heart Rate Determination, Patient Participation
Promoting Children's Participation in Conventional X-ray Examinations
The goal of this explorative observational study is to map the procedure and child centered approach in the examination for children that undergo conventional X-ray examinations.
- Trial name
- NCT06322264
- Testing
- Measurement of variation in heart rate
- Where
- Sweden
- Volunteers
- 220 people
- Sponsor
- Lund University
Obstructive Uropathy, Hydronephrosis
Safety and Efficacy of Ultrasound-Guided Percutaneous Nephrostomy in Oncology Patients
Obstructive uropathy is a serious complication frequently seen in cancer patients, occurring when urine flow from the kidneys is blocked by tumor compression, invasion, or benign etiologies such as radiation-induced strictures…
- Conditions
- Obstructive Uropathy, Hydronephrosis, Ureteral Obstruction, Acute Kidney Injury
- Trial name
- NCT07855666
- Testing
- Ultrasound-guided percutaneous nephrostomy
- Volunteers
- 40 people
- Sponsor
- Assiut University
Analgesia Assessment
Bupivacaine Liposome Suspension Administration to Decreasre Peri-procedural Pain in Interventional Radiology (IR) Procedures
This study evaluates the use of liposomal bupivacaine (Exparel), a long-acting local anesthetic, for peri-procedural pain control in patients undergoing interventional radiology (IR) procedures.
- Trial name
- NCT07535411
- Testing
- Liposomal Bupivacaine (EXPAREL®)/Bupivacaine
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Hypertension, Portal, Interventional Radiology
Percutaneous Portal Vein Recanalization for Refractory Portal Hypertension in Children With Non-Cirrhotic Extrahepatic Portal Vein Obstruction
This monocentric, prospective, observational study aims to evaluate the clinical efficacy, safety, and technical success of percutaneous portal vein recanalization (PVR) performed via interventional radiology.
- Conditions
- Hypertension, Portal, Interventional Radiology, Percutaneous Portal Vein Recanalization (PVR), Extrahepatic Portal Vein Obstruction (EHPVO)
- Trial name
- PRIMO-01 (NCT07873021)
- Testing
- Percutaneous Portal Vein Recanalization (PVR)
- Where
- Italy
- Volunteers
- 33 people
- Sponsor
- Papa Giovanni XXIII Hospital
Lateral Ankle Sprain
Comparative Study of Two Radiological Modalities, Ultrasonography Versus Stress Radiography, in the Urgent Care and Prognosis of Lateral Ankle Sprain (TALOS)
The aim of our study is to determine the most efficient radiologic examination to assess the ankle sprain seriousness and so improve the therapeutic care.
- Trial name
- TALOS (NCT00639028)
- Testing
- Ankle echography, Ankle echography + stress radiography, stress radiography
- Where
- France
- Volunteers
- 390 people
- Sponsor
- University Hospital, Grenoble
Rupture of Anterior Cruciate Ligament, Complete Tear, Knee, Anterior Cruciate Ligament
Comparison of Dynamic Knee Stability and Functional Outcomes in Anatomical ACL Reconstruction at AM or Central Position
This is a prospective, randomized and double-blind clinical trial about anatomical single-bundle anterior cruciate ligament (ACL) reconstruction.
- Trial name
- NCT02074917
- Testing
- Anatomical ACL reconstruction
- Where
- Brazil
- Volunteers
- 40 people
- Sponsor
- University of Sao Paulo
Multiple Sclerosis, Gait Disorders, Neurologic
Gait Pattern and Its Relation to Cognition and VEP in Multiple Sclerosis
This cross-sectional study aims to assess the pattern of gait in patients with multiple sclerosis and to evaluate its relation to cognitive function, visual evoked potentials, and radiological findings.
- Trial name
- NCT07847086
- Volunteers
- 70 people
- Sponsor
- Assiut University
COVID-19
Exploring Gas Transfer and the Utility of Dynamic Chest Radiography in Long Covid Patients
This study aims to identify if breathless patients with Long COVID have reduced transfer factor on pulmonary function testing and if the degree of transfer factor reduction is correlated with the symptom severity and…
- Trial name
- LoCTDC (NCT05862896)
- Volunteers
- 194 people, healthy volunteers welcome
- Sponsor
- Liverpool University Hospitals NHS Foundation Trust