9520/3 Olfactory neurogenic tumor


Definitions

Tumours of the central nervous system
ICD-O-3 topography code: C70, C71 and C72
ICD10: C70, C71 and C72
           

A rare, benign (olfactory neurocytoma) or malignant (olfactory neuroblastoma) neuroectodermal tumor originating from olfactory receptor cells in the nasal cavity.