1,502 trials (keyword fallback)
Known or Suspected Focal Liver Lesions
Primary: Difference in Sensitivity of Lesion Detection in MRI Images (Post-contrast MRI Minus Pre-contrast MRI) Measured as Percentage Points — 8.65; 12.23; 7.50 Percentage points
Magnetic Resonance Imaging
Primary: Plasma Clearance Estimates of Gadobutrol by Age Group — 2.07; 3.28; 4.90; 3.24 L/h
Contrast Enhanced Computed Tomography
Primary: Acceptable Image Quality — 100; 100; 100 percentage of participants
Contrast Enhancement on Cardiac CT
Primary: Image Quality of the CT Scans Using Different Contrast Agents — 333; 357; 362; 288 hounsfield units
Pediatric Congenital Heart Disease
Primary: Composite Image Quality Score Among 7 Anatomical Structures. — 3.9; 2.7 score on a scale
Known or Suspected Abdominal Disease
Primary: Number of Participants With Non-uniform Bowel Lumen Opacification at CT Imaging — 140; 73; 68 Participants
Computed Tomography · Diagnostic Imaging
Primary: The Quality of Visualization of the Contrast-Enhanced Computed Tomography (CECT) Images, Based on the Blinded Readers' Assessment. — 366; 17; 16; 3 Number of…
Radiation Safety · Coronary Computed Tomography Angiography · Coronary Artery Disease
Primary: Qualitative Quality Comparison — 4; 4 score on a scale
Patient Comfort and Safety
Primary: Frequency of Subjects With Moderate/Severe Discomfort When Undergoing Contrast-Enhanced Computed Tomographic (CECT) Imaging of the Abdomen/Pelvis. — 53; 99 Number of…
Endoleaks
Primary: Endoleak Detection — 9 Participants
Prostatic Neoplasm
Primary: Percentage of Subjects Whose Prostate Cancer Was Detected With Subharmonic Imaging — 24 Participants
Coronary Artery Disease (CAD)
Primary: Number of Participants With Reversible Defects — 84; 16; 100; 1 participants
Hepatocellular Carcinoma · Chemoembolization, Therapeutic
Primary: Percentage of Patients Correctly Identified as Requiring Tumor Re-treatment Two Weeks After Initial Chemoembolization — 94 percentage
Thyroid Cancer
Primary: PET-CT Fusion Scanning Sensitivity — 49; 54 percentage of participants
Radiocontrast-induced Nephropathy
Primary: Changes in Renal Blood Flow — 9590.8; 5105.4; 8529.4; 5228.4 h.mL/min