portoenterostomy

portoenterostomy
An operation for biliary atresia in which a Roux-en-Y loop of jejunum is anastomosed to the hepatic end of the divided extravascular portal structures, including rudimentary bile ducts. SYN: Kasai operation.

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por·to·en·ter·os·to·my (por″to-en″tər-osґtə-me) surgical anastomosis of the jejunum to an intrahepatic biliary radicle; done to establish a conduit from the intrahepatic bile ducts to the intestine in biliary atresia or stenosis or common duct tumor. Called also hepatic or Kasai p. and Kasai operation.

Medical dictionary. 2011.

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