Primary Ewing sarcoma of the sphenoid bone with infrasellar spread in a 17-year-old patient: case report and literature review

We performed retrospective analysis of publications describing cases Ewing sarcoma the skull base with exceedingly rare locations (including area sphenoid bone, its wings, sinus, and adjacent structures). is usually diagnosed in children. The peak incidence registered patients aged 10–15 years, whereas adults children under 5 years age are very unlikely to develop this disease. In article, we also report a case bones affecting bone sinus. patient has undergone surgery followed by chemoradiotherapy. High invasion potential (tumor spread several directions), high malignancy, compression structures brain make located areas that cannot be easily approached particularly interesting for neurosurgeons, since main treatment option such patients.