Information About Radiology
Category Research Term Clinical Trials PET Definition of Clinical Trials PET Using PET Imaging As Biomarker Or Endpoint In Drug Development And Therapeutic Trials Notes About Clinical Trials PET Requires Standardized Acquisition And QA
Category Vascular Access Term IV Catheter Definition of IV Catheter Peripheral Catheter For Contrast Administration And IV Access During Procedures Notes About IV Catheter Sizes Vary By Indication
Category Procedure Indication Term Foreign Body Detection Definition of Foreign Body Detection Radiographic Identification Of Retained Objects Such As Metal, Glass, Or Some Plastics Notes About Foreign Body Detection Radiopacity Varies By Material
Category Cardiac Protocol Term FDG Viability Definition of FDG Viability Using FDG PET To Assess Metabolic Activity In Hypoperfused Myocardium For Viability Assessment Notes About FDG Viability Requires Glucose Loading Or Insulin Protocols
Category Localization Device Term Marker Ball Definition of Marker Ball Radiopaque Ball Placed On Skin To Localize Superficial Lesions Or Pain Points On Radiographs Notes About Marker Ball Helps Correlate Clinical Findings
Category Imaging Control Term Color Box Definition of Color Box Region Of Interest Overlay Where Color Doppler Is Applied Notes About Color Box Adjust Size And Position To Optimize Frame Rate
Category Musculoskeletal Finding Term Meniscal Tear Signs Definition of Meniscal Tear Signs Ultrasound Features Suggestive Of Meniscal Injury Such As Discontinuity Or Cyst Notes About Meniscal Tear Signs Complements MRI In Some Settings
Category Transducer Specification Term Center Frequency Definition of Center Frequency Nominal Operating Frequency Around Which Probe Performance Is Optimized Notes About Center Frequency Affects Resolution And Penetration
Category Quantitation Practice Term SUV Correction Factors Definition of SUV Correction Factors Adjustments For Decay, Residual Syringe Activity, And Cross Calibration Between Dose Calibrator And Scanner Notes About SUV Correction Factors Essential For Accurate SUV
Category System Feature Term Self Calibration Definition of Self Calibration Automated Internal Checks And Adjustments Performed By The Machine To Maintain Performance Notes About Self Calibration Convenient But Not A Substitute For QA