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Ultrasound
Anatomy
Abdomen
Biliary System
Biliary System
L. Nayeli Morimoto, MD
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TERMINOLOGY
Abbreviations
Extrahepatic biliary structures
Gallbladder (GB)
Cystic duct (CD)
Right hepatic (RH) and left hepatic (LH) ducts
Common hepatic duct (CHD)
Common bile duct (CBD)
Definitions
Proximal/distal biliary tree
Proximal refers to portion of biliary tree that is closer in proximity to liver and hepatocytes
Distal refers to caudal end closer to ampulla and bowel
Central/peripheral
Central refers to biliary ducts close to porta hepatis
Peripheral refers to higher order branches of intrahepatic biliary tree extending into hepatic parenchyma
IMAGING ANATOMY
Overview
Variant Biliary Ductal Anatomy
Variant Cystic Duct Anatomy
ANATOMY IMAGING ISSUES
Imaging Recommendations
Imaging Approaches
Imaging Pitfalls
Key Concepts
CLINICAL IMPLICATIONS
Clinical Importance
Function & Dysfunction
Embryologic Events
Selected References
Fujimoto N et al: Clinical investigation of the cystic duct variation based on the anatomy of the hepatic vasculature. Surg Today. 50(4):396-401, 2020
Shackelford RT: Shackelford's Surgery of the Alimentary Tract. 7th edition. Elsevier/Saunders, 2013
Catalano OA et al: Vascular and biliary variants in the liver: implications for liver surgery. Radiographics. 28(2):359-78, 2008
Standring S et al: Gray's Anatomy: The Anatomical Basis of Clinical Practice. 40th ed. Churchill Livingstone/Elsevier, 2008
Mortelé KJ et al: Anatomic variants of the biliary tree: MR cholangiographic findings and clinical applications. AJR Am J Roentgenol. 177(2):389-94, 2001
Turner MA et al: The cystic duct: normal anatomy and disease processes. Radiographics. 21(1):3-22; questionnaire 288-94, 2001
Related Anatomy
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References
Tables
Tables
TERMINOLOGY
Abbreviations
Extrahepatic biliary structures
Gallbladder (GB)
Cystic duct (CD)
Right hepatic (RH) and left hepatic (LH) ducts
Common hepatic duct (CHD)
Common bile duct (CBD)
Definitions
Proximal/distal biliary tree
Proximal refers to portion of biliary tree that is closer in proximity to liver and hepatocytes
Distal refers to caudal end closer to ampulla and bowel
Central/peripheral
Central refers to biliary ducts close to porta hepatis
Peripheral refers to higher order branches of intrahepatic biliary tree extending into hepatic parenchyma
IMAGING ANATOMY
Overview
Variant Biliary Ductal Anatomy
Variant Cystic Duct Anatomy
ANATOMY IMAGING ISSUES
Imaging Recommendations
Imaging Approaches
Imaging Pitfalls
Key Concepts
CLINICAL IMPLICATIONS
Clinical Importance
Function & Dysfunction
Embryologic Events
Selected References
Fujimoto N et al: Clinical investigation of the cystic duct variation based on the anatomy of the hepatic vasculature. Surg Today. 50(4):396-401, 2020
Shackelford RT: Shackelford's Surgery of the Alimentary Tract. 7th edition. Elsevier/Saunders, 2013
Catalano OA et al: Vascular and biliary variants in the liver: implications for liver surgery. Radiographics. 28(2):359-78, 2008
Standring S et al: Gray's Anatomy: The Anatomical Basis of Clinical Practice. 40th ed. Churchill Livingstone/Elsevier, 2008
Mortelé KJ et al: Anatomic variants of the biliary tree: MR cholangiographic findings and clinical applications. AJR Am J Roentgenol. 177(2):389-94, 2001
Turner MA et al: The cystic duct: normal anatomy and disease processes. Radiographics. 21(1):3-22; questionnaire 288-94, 2001
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