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. 2022 Jul 26;164(9):2453–2464. doi: 10.1007/s00701-022-05301-y

Table 3.

Grading of some tumours according to CNS WHO5

Tumour type Grade
Astrocytoma, IDH-mutant 2, 3, 4
Oligodendroglioma, IDH-mutant and 1p/19q-codeled 2, 3
Glioblastoma, IDH-wildtype  4
Diffuse midline glioma, H3 K27-altered 4
Diffuse hemispheric glioma, H3 G34-mutant 4
Pilocytic astrocytoma 1
Pleomorphic xanthoastrocytoma 2, 3
Embryonal tumours 4
Myxopapillary ependymoma 2
Meningioma 1, 2, 3
Solitary fibrous tumour 1, 2, 3