Lesson 1Gallbladder and biliary tree: normal gallbladder look, wall thickness limits, bile ducts on portal venous phase and gallstones vs sludge lookExamines gallbladder and biliary tree look on portal venous phase CT, including wall thickness limits, lumen contents, bile duct size, and telling gallstones, sludge, and acute cholecystitis features apart.
Normal gallbladder size and positionGallbladder wall thickness and edemaGallstones versus biliary sludge on CTCommon bile duct caliber and variantsCT signs of acute cholecystitisLesson 2Spleen and renal anatomy: splenic size and density, renal cortex and medulla difference, corticomedullary enhancement and common extra findingsDescribes normal and variant CT anatomy of spleen and kidneys, including size, shape, density, corticomedullary difference, enhancement phases, and frequent extra findings like cysts, infarcts, and benign masses.
Normal splenic size, shape, and attenuationSplenic enhancement and common variantsRenal cortex and medulla differentiationCorticomedullary enhancement patternsIncidental renal and splenic findingsLesson 3CT imaging principles and phases: arterial, portal venous, delayed phases — timing, contrast enhancement patterns and when to use eachExplains contrast bolus dynamics, scan timing, and typical enhancement patterns of arterial, portal venous, and delayed phases, with practical protocols and reasons for each phase in abdominal problem 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 4Focal liver lesions: CT look of metastases vs cysts vs hemangiomas on portal venous phase, enhancement patterns, size and number hintsCovers portal venous phase CT features of common focal liver lesions, contrasting metastases, simple cysts, and hemangiomas by density, edges, enhancement pattern, spread, and extra findings that guide differential.
Simple hepatic cyst CT criteriaTypical hemangioma enhancement patternMetastatic liver disease CT appearanceSize, number, and distribution cluesWhen to recommend MRI or follow-upLesson 5Liver anatomy on axial CT: segmental Couinaud markers, capsule, ligaments, normal density values and common variants (fatty liver, cirrhosis shape)Outlines Couinaud segmental anatomy on axial CT, using hepatic veins and portal branches as markers, and reviews liver capsule, ligaments, density values, and typical CT features of fatty liver and cirrhotic changes.
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 6Bowel and mesentery on axial CT: bowel wall thickness, enhancement patterns, mesenteric fat stranding, free air and obstruction signsFocuses on bowel and mesentery check on axial CT, including normal wall thickness, enhancement patterns, mesenteric fat changes, spotting free air and fluid, and key signs of obstruction and ischaemia.
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 7Lab links for abdominal CT: LFT panels (AST, ALT, ALP, bilirubin), inflammation markers, tumour markers (CEA, AFP) and how lab issues sharpen imaging differentialsLinks lab data with abdominal CT reading, showing how liver function tests, inflammation markers, and tumour markers sharpen differential diagnoses, guide lesion description, and affect urgency of reporting.
Liver function tests and CT liver findingsInflammatory markers and infection patternsTumor markers and focal lesion suspicionCorrelating labs with biliary obstructionReporting recommendations based on labsLesson 8Pancreas and peripancreatic structures: pancreatic head, body, tail, pancreatic duct, normal enhancement, and acute pancreatitis CT signsDetails normal pancreatic shape and enhancement on portal venous phase CT, pancreatic duct anatomy, and peripancreatic spaces, then outlines key CT features and complications of acute pancreatitis and differentials.
Pancreatic head, body, and tail landmarksPancreatic duct caliber and variantsNormal pancreatic enhancement patternsCT signs of acute interstitial pancreatitisPeripancreatic collections and necrosisLesson 9Major abdominal vessels and lymph nodes: portal vein, hepatic veins, IVC, aorta, mesenteric vessels look and portal hypertension signsReviews portal venous phase look of major abdominal vessels and nodal chains, including normal size, enhancement, anatomic variants, and classic CT signs of portal hypertension and venous thrombosis.
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 varices
