Esthesioneuroblastoma

Discussion:

esthesioneuroblastoma or olfactory neuroblastoma is a tumor arising  from neural crest cells in superior nasal cavity

bimodal age distribution in second and sixth decade

detecting invasion of neuroparenhcyma is important as it decides surgical approach.

this case was biopsy proven

histopathology reveals multiple flexer wintersteiner rosettes, higher number of rosettes suggest a more well differentiated tumor.

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