What are type IVA choledochal cysts?

Updated: Jul 01, 2020
  • Author: Emily Tommolino, MD; Chief Editor: BS Anand, MD  more...
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Type IVA cysts (see image below) consist of multiple dilatations of the intrahepatic and extrahepatic bile ducts. Type IVB choledochal cysts are multiple dilatations involving only the extrahepatic bile ducts.

Type IV choledochal cyst (extrahepatic and intrahe Type IV choledochal cyst (extrahepatic and intrahepatic disease).

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