Primary Pancreatic Leiomyosarcoma

Primary pancreatic leiomyosarcomas are rare malignant neoplasms with an aggressive course and a large size. a 56-year-old woman presented with an 8-year history of abdominal pain. multislice computed tomography revealed a large heterogeneous mass with necrotic, calcified and macroscopic fatty areas. the tumor was excised. histopathological evaluation revealed leiomyosarcoma of the pancreas. if a patient has a large size mass with a cystic-necrotic component, pancreatic leiomyosarcoma should be considered in the differential diagnosis list after excluding other common differential diagnoses.