9442/1 Gliofibroma


Definitions

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

An astrocytic tumor affecting young people. Morphologically, it is characterized by the presence of collagenous tissue surrounding neoplastic astrocytes. In some cases the collagen is produced by the tumor cells (desmoplastic astrocytoma), whereas in others it is produced by mesenchymal cells (mixed glioma/fibroma).

This diagnostic term is not contained in the 2007 WHO Classification of Tumours of the Central Nervous System 1
 
Louis DN, Ohgaki H, Wiestler OD, Cavenee WK (Eds.)
WHO Classification of Tumours of the Central Nervous System.
4th Edition
International Agency for Research on Cancer: Lyon 2007



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