Introduction: Hydatic cysts of the liver are known to rupture into the
biliary tree, but acute pancreatitis is an uncommon consequence. Case
report: A 30-year old woman who had undergone cholecystectomy 8 years
earlier for gall bladder stones was hospitalized because of acute abd
ominal pain, Acute pancreatitis was diagnosed, Abdominal sonography sh
owed a hydatic eyst. Fifteen days after admission after normalization
of the amylasemia, surgical cure was successful. Discussion: This case
demonstrates that hepatic material can migrate via the main bile duct
and provoke acute pancreatitis. Fistula drainage via the Oddi sphinct
er can be successful.