Radiation Oncology/CNS

Clinical Sections

Neuroepithelial Tumors

Astrocytic Tumors
- Pilocytic astrocytoma 9421/1
  - Pilomyxoid astrocytoma 9425/3
- Subependymal giant cell astrocytoma 9384/1
- Pleomorphic xanthoastrocytoma 9424/3
- Diffuse astrocytoma 9400/3
  - Fibrillary astrocytoma 9420/3
  - Protoplasmic astrocytoma 9410/3
  - Gemistocytic astrocytoma 9411/3
- Anaplastic astrocytoma 9401/3
- Glioblastoma 9440/3
  - Giant cell glioblastoma 9441/3
  - Gliosarcoma 9442/3
- Gliomatosis cerebri 9381/3

Oligodendroglial tumours
- Oligodendroglioma 9450/3
- Anaplastic oligodendroglioma 9451/3

Oligoastrocytic tumours
- Oligoastrocytoma 9382/3
- Anaplastic oligoastrocytoma 9382/3

Ependymal tumours
- Subependymoma (WHO Grade 1) 9383/1
- Myxopapillary ependymoma (WHO Grade 1) 9394/1
- Ependymoma (WHO Grade 2) 9391/3
  - Cellular 9391/3
  - Papillary 9393/3
  - Clear cell 9391/3
  - Tanycytic 9391/3
- Anaplastic ependymoma (WHO Grade 3) 9392/3

Choroid plexus tumours
- Choroid plexus papilloma 9390/0
- Atypical choroid plexus papilloma 9390/1*
- Choroid plexus carcinoma 9390/3

Other neuroepithelial tumours
- Astroblastoma 9430/3
- Chordoid glioma of the third ventricle 9444/1
- Angiocentric glioma 9431/1*

Neuronal and mixed neuronal-glial tumours
- Dysplastic gangliocytoma of cerebellum (Lhermitte-Duclos) 9493/0
- Desmoplastic infantile astrocytoma/ganglioglioma 9412/1
- Dysembryoplastic neuroepithelial tumour 9413/0
- Gangliocytoma 9492/0
- Ganglioglioma 9505/1
- Anaplastic ganglioglioma 9505/3
- Papillary glioneuronal tumor 9509/1*
- Rosette-forming glioneuronal tumour of the fourth ventricle 9509/1*
- Central neurocytoma 9506/1
- Extraventricular neurocytoma 9506/1*
- Cerebellar liponeurocytoma 9506/1*
- Paraganglioma of the filum terminale 8680/1

Tumours of the pineal region

Embryonal tumours

Medulloblastoma 9470/3
- Desmoplastic/nodular medulloblastoma 9471/3
- Medulloblastoma with extensive nodularity 9471/3*
- Anaplastic medulloblastoma 9474/3*
- Large cell medulloblastoma 9474/3
CNS primitive neuroectodermal tumours (PNETs)
- CNS PNET, NOS 9473/3
- CNS neuroblastoma 9500/3
- CNS ganglioneuroblastoma 9490/3
- Medulloepithelioma 9501/3
- Ependymoblastoma 9392/3
Atypical teratoid / rhabdoid tumour 9508/3

Tumors of the Cranial and Paraspinal Nerves

Schwannoma (Neurilemoma, neurinoma) 9560/0
- Cellular 9560/0
- Plexiform 9560/0
- Melanotic 9560/0
Neurofibroma 9540/0
- Plexiform 9550/0
Perineurioma 9571/0
- Intraneural perineurioma 9571/0
- Soft tissue perineurioma 9571/0
Malignant peripheral nerve sheath tumour (MPNST) 9540/3
- Epithelioid 9540/3
- MPNST with divergent mesenchymal and / or epithelial differentiation 9540/3
- Melanotic 9540/3

Tumors of the Meninges

Mesenchymal tumours
- Lipoma 8850/0
- Angiolipoma 8861/0
- Hibernoma 8880/0
- Liposarcoma (intracranial) 8850/3
- Solitary fibrous tumour 8815/0
- Fibrosarcoma 8810/3
- Malignant fibrous histiocytoma 8830/3
- Leiomyoma 8890/0
- Leiomyosarcoma 8890/3
- Rhabdomyoma 8900/0
- Rhabdomyosarcoma 8900/3
- Chondroma 9220/0
- Chondrosarcoma 9220/3
- Osteoma 9180/0
- Osteosarcoma 9180/3
- Osteochondroma 9210/0
- Haemangioma 9120/0
- Epithelioid haemangioendothelioma 9133/1
- Haemangiopericytoma 9150/1
- Angiosarcoma 9120/3
- Kaposi sarcoma 9140/3

Primary melanocytic lesions
- Diffuse melanocytosis 8728/0
- Melanocytoma 8728/1
- Malignant melanoma 8720/3
- Meningeal melanomatosis 8728/3

Lymphomas and Hematopoietic Neoplasms

Germ Cell Tumors

Germinoma 9064/3
Embryonal carcinoma 9070/3
Yolk sac tumour 9071/3
Choriocarcinoma 9100/3
Teratoma 9080/1
- Mature 9080/0
- Immature 9080/3
- Teratoma with malignant transformation 9084/3
Mixed germ cell tumours 9085/3

Tumors of the Sellar Region