Lesson 1Patient agreement and explanation: describing IV dye risks and benefits and breath-holding needsExplains getting informed agreement for IV dye CT, clearly stating benefits, possible risks, and options, while teaching staff to explain breath-holding steps, handle worry, and confirm patient understanding before scanning.
Explaining CT purpose for suspected appendix inflammationDiscussing IV dye benefits and diagnostic valueOutlining common and rare dye-related risksDescribing breath-holding steps and practiceChecking patient understanding and answering questionsLesson 2Safety during dye giving: watching for quick reactions, emergency drugs ready, and after-dye watchingFocuses on safe dye giving, including patient watching during injection, spotting early allergy or leak, ensuring emergency drugs and tools ready, and after-dye watching steps.
Starting check before dye injectionWatching patient during injection and scanSpotting and handling quick reactionsSpotting and handling dye leakAfter-dye watching and discharge adviceLesson 3Dye timing and stages: main vein stage timing for appendix inflammation, dye tracking basics, and gut/oral dye notesDescribes main vein stage timing for appendix CT, basics of dye tracking and test dye, and when oral or gut dye is helpful or not needed, including local choices and patient tolerance issues.
Main vein stage timing for appendix inflammationDye tracking setup and trigger levelsFixed wait vs dye tracking methodsRole of oral dye in suspected appendix inflammationHandling patients unable to take oral dyeLesson 4Pre-scan check for dye risks: allergy history, metformin advice, and kidney problem handlingCovers pre-scan check for IV dye safety, including allergy history, past reactions, metformin use, kidney problems, eGFR levels, and when to involve radiology or kidney experts before doing dye CT.
Taking detailed dye allergy historyHandling past mild vs severe reactionsAssessing kidney function and eGFR levelsMetformin use and stopping adviceWhen to seek radiologist or kidney expert inputLesson 5Checking CT order and ID: pregnancy check, recent dye reactions, and kidney function checks (eGFR level notes)Details checking CT order, patient ID, and pregnancy status, along with checking past dye reactions and kidney function, ensuring record of eGFR and risk factors before doing IV dye CT.
Confirming patient ID with two checksReviewing medical reason and CT order formPregnancy check and record stepsChecking past dye reactions and notesReviewing eGFR and recent kidney testsLesson 6Movement handling and breath-holding method for best image qualityCovers methods to cut movement marks, including guiding on breath-holding practice, timing instructions with scanner, handling breathless or painful patients, and using shallow breathing or breathing issue plans when needed.
Pre-scan guiding and practice breath-holdsStandard breath-holding commands and timingHandling patients with pain or poor cooperationPlans for shallow breathing scansSpotting and cutting movement marksLesson 7Scan settings: kVp, auto mA change, slice thickness, and rebuild kernels for belly CTReviews key scan settings for belly CT, including kVp choice, auto mA change, pitch, turn time, slice thickness, and rebuild kernels, stressing their effect on noise, detail, and diagnostic trust.
Choosing kVp based on size and reasonSetting pitch and turn time rightAuto mA change setupSelecting slice thickness and rebuild gapSoft tissue and high-detail kernel choicesLesson 8Radiation dose improvement: dose-length product (DLP) knowledge, repeated rebuild, and method fitting for adult patientsFocuses on cutting radiation dose while keeping diagnostic quality, explaining CTDIvol and DLP, use of auto exposure control, repeated rebuild, method fitting for body type, and recording dose numbers in files.
Understanding CTDIvol and DLP on the machineUsing auto tube current change safelySelecting right kVp for adult patientsUsing repeated rebuild to cut noiseAdjusting method for BMI and medical questionLesson 9Special patient notes: obesity, fear of tight spaces, and pain relief needs for painful belly patientsAddresses changing CT method for special groups, including overweight, fear-of-tight-spaces, and very painful patients, with plans for table limits, view area, reassurance, worry relief, and safe pain relief coordination.
Technical challenges in overweight patientsAdjusting view area and dose for big body typeHandling fear of tight spaces and worry in CTPositioning painful appendix patientsCoordinating pain relief and calming if neededLesson 10IV access and dye choice: dye types (nonionic iodine), usual amounts and strengths for belly CT, and injection speedsExplains choosing nonionic iodine dye, usual amounts and strengths for adult belly CT, IV needle size and place choice, and injection speeds and pressures fit for main vein stage imaging.
Choosing nonionic iodine dye agentsStandard amount and strength for adultsSelecting IV needle size and insertion placeSetting injection speed and pressure limitsChecking IV openness before injection startLesson 11Scan method and positioning: lying positioning, scan area for appendix inflammation, and arms-up notesDetails right lying positioning, arm place, and scan area choice for appendix CT, including cover from diaphragm to pubic bone, table centering, and plans to cut marks and improve comfort and repeat.
Lying positioning and table height matchArms-up vs arms-down: good and badDefining scan area for suspected appendix inflammationCentering to middle and avoiding machine hitPadding, straps, and comfort helps for steadinessLesson 12PACS report flow and urgent talk: how to mark study for radiologist read and share suspected problems (burst, pus pocket) to clinical teamOutlines how to send studies to PACS right, apply urgent flags, and ensure radiologist knows of suspected problems, while teaching structured talk with doctors for burst, pus pocket, or blood poisoning worries.
Right labeling and sending series to PACSMarking studies as urgent or now in the systemAdding key medical details in staff notesEscalating suspected burst or pus pocketRecording spoken talk with doctorsLesson 13Image check and quality review: evaluating dye filling, breathing movement marks, and repeat standardsExplains how to review images systematically for technical fitness, including dye boost of gut and vessels, movement or line marks, cover of appendix area, and standards for repeating or adding scans.
Checking scan area and body coverAssessing main vein boost qualitySpotting breathing and movement marksEvaluating noise, lines, and hardeningDeciding when repeat or extra series needed
