Information About Radiology
Category Pharmacokinetic Concept Term Contrast Kinetics Definition of Contrast Kinetics Behavior Of Contrast Agent Distribution And Clearance In Tissues Over Time Notes About Contrast Kinetics Basis For Dynamic And Perfusion Imaging
Category Post Acquisition Term Image Processing Definition of Image Processing Digital Manipulation Of Raw Data Including Windowing, Filtering, And Enhancement Notes About Image Processing Affects Perceived Contrast And Detail
Category AEC Sensor Term Ionization Chamber Definition of Ionization Chamber Detector That Measures Radiation Ionization To Control Exposure Termination Notes About Ionization Chamber Positioning Over Anatomy Is Critical For Accurate Exposure
Category Acquisition Mode Term Retrospective ECG Gating Definition of Retrospective ECG Gating Continuous Acquisition With ECG Recording Allowing Reconstruction At Multiple Cardiac Phases Notes About Retrospective ECG Gating Higher Dose But Enables Functional Analysis
Category Modality Term Positron Emission Tomography (PET) Definition of Positron Emission Tomography (PET) Nuclear Imaging Technique Detecting Coincident 511 KeV Photons From Positron Annihilation To Map Radiotracer Distribution Notes About Positron Emission Tomography (PET) Often Combined With CT Or MRI For Anatomic Correlation
Category Governance Term Social Impact Assessment Definition of Social Impact Assessment Evaluating Broader Societal Effects Of Robot Deployment Including Employment, Equity, And Wellbeing Notes About Social Impact Assessment Informs Policy And Responsible Deployment
Category Operational Policy Term Equipment Lifecycle Policy Definition of Equipment Lifecycle Policy Guidelines For Procurement, Maintenance, Replacement, And Disposal Of Imaging Equipment Notes About Equipment Lifecycle Policy Ensures Sustainable Management
Category Quantitation Step Term Decay Correction Definition of Decay Correction Adjusting PET Data For Radioactive Decay To Standardize Activity Measurements Over Time Notes About Decay Correction Applied During Reconstruction And SUV Calculation
Category Therapeutic Radionuclide Term Yttrium 90 (Y-90) Definition of Yttrium 90 (Y-90) Pure Beta Emitter Used For Radioembolization And Microsphere Therapy Notes About Yttrium 90 (Y-90) Requires Bremsstrahlung Imaging For Post Therapy Assessment
Category Pharmacologic Agent Term Dobutamine Definition of Dobutamine Inotropic Agent Used For Stress Testing To Increase Heart Rate And Contractility Notes About Dobutamine Used When Vasodilators Are Contraindicated