Lesson 1Spleen and renal anatomy: splenic size and attenuation, renal cortex and medulla differentiation, corticomedullary enhancement and common incidental findingsDescribe normal an variant CT anatomy a spleen an kidneys, includin size, shape, attenuation, corticomedullary differentiation, enhancement phases, an frequent incidental findings like cysts, infarcts, an benign masses.
Normal splenic size, shape, and attenuationSplenic enhancement and common variantsRenal cortex and medulla differentiationCorticomedullary enhancement patternsIncidental renal and splenic findingsLesson 2Gallbladder and biliary tree: normal gallbladder appearance, wall thickness thresholds, bile ducts on portal venous phase and gallstones vs sludge appearanceExamine gallbladder an biliary tree appearance pon portal venous phase CT, includin wall thickness thresholds, lumen contents, bile duct caliber, an distinguishin gallstones, sludge, an acute cholecystitis features.
Normal gallbladder size and positionGallbladder wall thickness and edemaGallstones versus biliary sludge on CTCommon bile duct caliber and variantsCT signs of acute cholecystitisLesson 3CT imaging principles and phases: arterial, portal venous, delayed phases — timing, contrast enhancement patterns and when to use eachExplain contrast bolus dynamics, scan timin, an characteristic enhancement patterns a arterial, portal venous, an delayed phases, wid practical protocols an indications fi each phase inna abdominal pathology assessment.
Contrast bolus tracking and scan timingArterial phase indications and key findingsPortal venous phase indications and findingsDelayed phase uses and washout assessmentMultiphase protocols for liver and pancreasLesson 4Liver anatomy on axial CT: segmental Couinaud landmarks, capsule, ligaments, normal attenuation values and common variants (fatty liver, cirrhosis morphology)Outline Couinaud segmental anatomy pon axial CT, usin hepatic veins an portal branches as landmarks, an review liver capsule, ligaments, attenuation values, an typical CT features a fatty liver an cirrhotic remodelin.
Couinaud segments on axial CT imagesHepatic veins and portal vein landmarksLiver capsule, ligaments, and fissuresNormal hepatic attenuation and fat contentCT morphology of cirrhosis and nodularityLesson 5Bowel and mesentery on axial CT: bowel wall thickness, enhancement patterns, mesenteric fat stranding, free air and obstruction signsFocus pon bowel an mesentery evaluation pon axial CT, includin normal wall thickness, enhancement patterns, mesenteric fat changes, detection a free air an fluid, an key imaging signs a obstruction an ischemia.
Normal bowel wall thickness by segmentBowel wall enhancement patternsMesenteric fat stranding and edemaCT signs of obstruction and transition pointDetection of free air and free fluidLesson 6Laboratory correlations for abdominal CT: LFT panels (AST, ALT, ALP, bilirubin), inflammatory markers, tumor markers (CEA, AFP) and how lab abnormalities refine imaging differentialsLink lab data wid abdominal CT readin, showin how liver function tests, inflammatory markers, an tumor markers refine differential diagnoses, guide lesion characterization, an influence urgency a radiologic reportin.
Liver function tests and CT liver findingsInflammatory markers and infection patternsTumor markers and focal lesion suspicionCorrelating labs with biliary obstructionReporting recommendations based on labsLesson 7Pancreas and peripancreatic structures: pancreatic head, body, tail, pancreatic duct, normal enhancement, and acute pancreatitis CT signsDetail normal pancreatic morphology an enhancement pon portal venous phase CT, pancreatic duct anatomy, an peripancreatic spaces, den outline hallmark CT features an complications a acute pancreatitis an differential considerations.
Pancreatic head, body, and tail landmarksPancreatic duct caliber and variantsNormal pancreatic enhancement patternsCT signs of acute interstitial pancreatitisPeripancreatic collections and necrosisLesson 8Major abdominal vessels and lymph nodes: portal vein, hepatic veins, IVC, aorta, mesenteric vessels appearance and portal hypertension radiologic signsReview portal venous phase appearance a major abdominal vessels an nodal chains, includin normal caliber, enhancement, anatomic variants, an classic CT signs a portal hypertension an venous thrombosis fi confident readin.
Portal vein course, branches, and enhancementHepatic veins and IVC configuration on CTAbdominal aorta and mesenteric artery anatomyMesenteric and retroperitoneal lymph node stationsCT signs of portal hypertension and varicesLesson 9Focal liver lesions: CT appearance of metastases vs cysts vs hemangiomas on portal venous phase, enhancement patterns, size and multiplicity cluesCover portal venous phase CT features a common focal liver lesions, contrastin metastases, simple cysts, an hemangiomas by density, margins, enhancement pattern, distribution, an ancillary findings weh guide differential diagnosis.
Simple hepatic cyst CT criteriaTypical hemangioma enhancement patternMetastatic liver disease CT appearanceSize, number, and distribution cluesWhen to recommend MRI or follow-up
