9522/3 Esthesioneuroblastoma


Related terms

Olfactory neuroblastoma

Definitions

Nasal cavity and Sinuses
ICD-O-3 topography code: C30-C31
ICD10: C30-C31
           

A rare neuroectodermal tumor originating from olfactory receptor cells in the nasal cavity. Microscopically, it is characterized by neuroblastic differentiation with occasional formation of rosettes. If the tumor is not resected at an early stage, the prognosis is usually poor.