9490/3 Ganglioneuroblastoma


Definitions

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

An embryonal tumor characterized by the presence of neuroblastic cells, ganglion cells, and a stroma with Schwannian differentiation constituting more than fifty-percent of the tumor volume.
This neoplasm typically occurs in the brain (CNS ganglioneurocytoma), further as component of composite phaeochromocytoma/paraganglioma of the adrenal gland.