Primary Ewing's sarcoma of the mandibular ramus: a case report

Primary Ewing's sarcoma of the mandible is an exceedingly rare finding in the practice of otolaryngology. A case of this neoplasm occurring as a parotid mass is presented. It represented a diagnostic dilemma because of its elusive histopathologic findings. The gross and clinical appearances, microscopic findings, differential diagnosis, and prognosis of this neoplasm are discussed.