Myelosarcomas are rare, solid extramedullary tumors composed of granulocyte precursors in most cases associated with leukemia. A 38-year-old nonleukemic female presented with a myelosarcoma of the cavernous sinus. After surgical removal of the cavernous sinus tumor she was treated by chemotherapy and whole brain radiation therapy. Despite this aggressive therapy, she died 4 months after surgical intervention.
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