Biliary cystadenoma of the liver with elevated CA 19-9


Department of Gastroenterology, St Luc University Hospital (U.C.L.), Avenue Hippocrate, 10, 1200 Brussels, Belgium


ABSTRACT: A case of intrahepatic biliary cystadenoma with mesenchymal stroma is reported. The tumor was associated with strikingly elevated serum and intracystic levels of the tumor-associated antigen CA19-9. Two months after surgical enucleation, serum CA 19-9 levels returned to normal.