Highlights • Ethmoidal fibrosarcoma is an extremely rare tumor.• Mostly misdiagnosed because of none specifics symptoms, in this case patient didn’t complaint any nasal symptom.• Treatment is not codified and… Click to show full abstract
Highlights • Ethmoidal fibrosarcoma is an extremely rare tumor.• Mostly misdiagnosed because of none specifics symptoms, in this case patient didn’t complaint any nasal symptom.• Treatment is not codified and prognosis is unknown.
               
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