9502/0 Teratoid medulloepithelioma, benign


Definitions

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

A rare, unilateral, benign embryonic neoplasm typically presenting as a cilliary body mass during childhood. It is composed of medullary epithelial cells and heterologus elements, particularly cartilage, skeletal muscle, and brain tissue.