Serous cystic neoplasm involving the pancreas and liver: an unusual clinical entity

Serous cystic neoplasm of the pancreas is typically considered to represent a benign pancreatic neoplasm. We present a case where the tumor displayed unusually aggressive behavior with metastatic disease to the liver and panc reatic bed. Although serous cystic neoplasms should be considered a benign lesion and will be cured in most cases by surgical excision, the radiologis t should be aware that on occasion they can exhibit aggressive behavior.