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Table 2 Additional ICD-O morphology codes proposed in the 2007 WHO Classification of Tumours of the Central Nervous System and included in ICD-O-3.1 [19], with provisional allocation to categories in ICCC-3

From: Incidence of childhood CNS tumours in Britain and variation in rates by definition of malignant behaviour: population-based study

Code

Entity

ICCC-3

9390/1

Atypical choroid plexus papilloma

IIIa.2

9395/3

Papillary tumour of the pineal region

IIId.3

9425/3

Pilomyxoid astrocytoma

IIIb

9431/1

Angiocentric glioma

IIId.3

9432/1

Pituicytoma

IIId.3

9509/1

Papillary glioneural tumour/rosette-forming glioneuronal tumour of the fourth ventricle

IIIe.4