Information About Radiology
Category Processing Term Image Registration CT Definition of Image Registration CT Aligning CT Images From Different Times Or Modalities For Comparison And Fusion Notes About Image Registration CT Important For Treatment Planning And Follow Up
Category Performance Metric Term Timing Resolution PET Definition of Timing Resolution PET Precision Of Photon Arrival Time Measurement Affecting TOF Capability And Image Quality Notes About Timing Resolution PET Improved By Fast Scintillators And Electronics
Category Hemodynamic Assessment Term IVC Collapsibility Index Definition of IVC Collapsibility Index Percent Change In Inferior Vena Cava Diameter With Respiration To Estimate Volume Status Notes About IVC Collapsibility Index Interpretation Varies With Ventilatory Mode
Category Imaging Parameter Term Pulse Repetition Frequency PRF Definition of Pulse Repetition Frequency PRF Rate at Which Pulses Are Emitted; Affects Depth Penetration and Doppler Nyquist Limit Notes About Pulse Repetition Frequency PRF Higher PRF Increases Nyquist Limit but Reduces Maximum Imaging Depth
Category Quality Management Term Quality Audit Schedule Definition of Quality Audit Schedule Calendar For Conducting Regular Audits Of Imaging Practices, Dose, And Documentation Notes About Quality Audit Schedule Ensures Continuous Compliance
Category Detector Limitation Term Dead Time Definition of Dead Time Period After Each Event During Which System Cannot Record Another Event Notes About Dead Time Causes Nonlinear Response At High Activities
Category Procedure Protocol Term Patient Preparation Definition of Patient Preparation Instructions For Patients Prior To Nuclear Study Such As Fasting, Hydration, And Medication Management Notes About Patient Preparation Critical For Image Quality And Accuracy
Category Training Mode Term Online Learning Definition of Online Learning Updating Models Incrementally As New Data Arrives Rather Than Batch Retraining Notes About Online Learning Important For Nonstationary Environments
Category Preparation Management Term Insulin Protocol Definition of Insulin Protocol Guidelines For Managing Hyperglycemic Patients Prior To FDG PET To Optimize Uptake Notes About Insulin Protocol Requires Careful Timing To Avoid Hypoglycemia
Category Storage Term Lockable Cabinets Definition of Lockable Cabinets Secured Cabinets For Controlled Substances And Sensitive Supplies Notes About Lockable Cabinets Access Restricted