脳腫瘍(WHO分類)

Tumor of neuroepithelial tissue
 Astrocytic tumors
  1.Diffusely infiltrating astrocytomas
    a.Diffuse astrosytoma
      1)Fibrillary astrocytoma
      2)Protoplasmic astrosytoma
      3)Gemistocytic astrocytoma
    b.Anaplastic astrosytoma
    c.Glioblastoma
      1)Giant cell glioblastoma
      2)Gliosarcoma
  2.Pilocytic astrosytoma
  3.Pleomorphic xanthoastrocytoma
  4.Subependymal giant cell astrosytoma
 Oligodendroglial tumors
  1. Oligodendroglioma
  2.Anaplastic oligodendroglioma
 Mixed gliomas
  1. Oligoastrocytoma
  2. Anaplastic oligoastrocytoma
 Ependymal tumors
  1. Ependymoma
     1)Cellular ependymoma
     2)Papillary ependymoma
     3)Clear cell ependymoma
     4)Tanycytic ependymoma
  2.Anaplastic ependymoma
  3.Myxopapillary ependymoma
  4.Subependymoma
 Choroid plexus tumors
  1. Chroid plexus papilloma
  2. Chroid plexus carcinoma
 Glial tumors of uncertain origin
  1.Astroblastoma
  2.Gliomatosis cerebri
  3.Chordoid glioma of the 3rd ventricle
 Neuronal and mixed neuronal-glial tumors
  1. Gangliocytoma
  2.Dysplastic gangliocytoma of cerebellum (Lhermitte-Duclos)
  3.Desmoplastic infantile astrocytoma/ganglioglioma
  4.Dysembryoplasmic neurepithelial tumor 
  5. Ganglioglioma
  6. Anaplastic ganglioglioma
  7. Centoral neurocytoma
  8.Cerebellar liponeurocytoma
  9.Paraganglioma of the filum terminale
 Neuroblastic tumors
  1.Olfactory neuroblastoma
  2.Olfactory neuroepithelioma
  3.Neuroblastomas of the adrenal gland and sympathetic nervous system
 Pineal tumors
  1. Pineocytoma
  2. Pineoblastoma
  3. Pineal parenchymal tumor of the intermediate differentiation
 Embryonal tumors
  1. Medulloepithelioma
  2. Ependymoblastoma
  3. Medulloblastoma
    1)Desmoplastic medulloblastoma
    2)Large cell medulloblastoma
    3)Medullomyoblastoma
    4)Melanotic medulloblastoma
  4. Primitive neuroectodermal tumors (PNET)
    1)Neuroblastoma
    2)Ganglioneuroblastoma
  5.Atypical teratoid/rhabdoid tumor
Tumors of cranial and spinal nerves
 Schwannoma
   1.Cellular schwannoma
   2.Plexiform schwannoma
   3.Melanotic schwannoma
 Neurofibroma
   1.Plexiform neurofibroma
 Perineurioma
   1.Intraneural perineurioma
   2.Soft tissue perineurioma
 Malignant peripheral nerve sheath tumor (MPNST)
   1.Epithelioid MPNST
   2.MPNST with divergent mesenchymal and/or epithelial differentiation
   3.Melanotic MPNST
   4.Melanotic psammomatous MPNST
Tumors of meninges
 Tumors of meningothelial cells
   1.Meningioma
    1)Meningothelial meningioma
    2)Fibrous meningioma
    3)Transitional meningioma
    4)Psammomatous meningioma
    5)Angiomatous meningioma
    6)Microcystic meningioma
    7)Secretory meningioma
    8)Lymphoplasmacyte-rich meningioma
    9)Metaplastic (osseous, cartilagenous, myxoid, xanthomatous) meningioma
    10)Clear cell meningioma
    11)Chordoid meningioma
    12)Atypical meningioma
    13)Papillary meningioma
    14)Rhabdoid meningioma
    15)Anaplastic meningioma
 Mesenchymal, non-meningothelia tumors
    1)Lipoma
    2)Angiolipoma
    3)Hibernoma
    4)Liposarcoma
    5)Solitary fibrous tumor
    6)Fibrosarcoma
    7)Malignant fibrous histiocytoma
    8)Leiomyoma
    9)Leiomyosarcoma
    10)Rhabdomyoma
    11)Rhabdomyosarcoma
    12)Chondroma
    13)Chondrosarcoma
    14)Osteoma
    15)Osteosarcoma
    16)Osteochondroma
    17)Haemangioma
    18)Epithelioid hemangioendothelioma
    19)Haemangiopericytoma
    20)Angiosarcoma
    21)Kaposi sarcoma
 Primary melanotic tumors
    1)Diffuse melanosis
    2)Melanocytoma
    3)Malignant melanoma
    4)Meningeal melanomatosis
 Tumors of uncertain histogenesis
    1)Hemangioblastoma
Lymphomas and haemopoiteic neoplasm
 Malignant lymphoma
 Plasmacytoma
 Granulocytic sarcoma

Germ cell tumor
 Germinoma
 Embryonal carcinoma
 York sac tumor
 Choriocarcinoma
 Teratoma
  1)Mature teratoma
  2)Immature teratoma
  3)Teratoma with malignant transformation
 Mixed germ cell tumors
Tumors of the seller region
 Craniopharyngioma
  1)Adamantinomatous type
  2)Squamous-papillary type
 Granular cell tumor
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Others

Cystic lesions
 Rathke cleft cyst
 Epidermoid cyst
 Dermoid cyst
 Arachnoid cyst
 Colloid cyst of the third ventricle
 Ependymal (glioependymal) cyst
 Pineal cyst
 Choroid plexus cyst
 Endodermal cyst
Pituitary tumors
 Pituitary ademoma
  Invasive adenoma
 Pituitary carcinoma
 Pituitary astrocytoma
Tumor-like lesions of skull and related soft tissue
  Langerhans' cell histiocytoma
   Acute disseminated
   Uniforcal
   Multifocal
  Fibrous dysplasia
  Aneurysmal bone cyst
  Paget's disease
  Giant cell (reparative) granuloma
  Pigmented villonodular synovitis
Local extention from regional tumors
 Retinoblastoma
 Adenoid cystic carcinoma
 Paraganglioma
 Cranial fasciitis
Metastatic tumors
 Metastatic carcinoma
 Metastatic sarcoma or non-epithelial tumors
Unclassified tumors
Vascular malformations and hamartomatous lesions
 Arteriovenous malformations
 Cavernous hemangioma
 Venous angioma
 Capillary telangiectasis
 Sturge-Weber syndrome
 Tuberous sclerosis
 Hypothalamic hamartoma
Miscellaneous lesion for differential diagnosis
 Brain
  Cerebral infarction
  Rdionecrosis
  Inflammatory diseases
  Demyelinating diseases
 Choroid plexus
  Xanthogranuloma
 Meninges
  Hypertrophic pachymeningitis
  Rosai-Dorfman disease
 Hypophysis
  Lymphocytic hypophysitis
  Granulomatous hypophysitis
 Malformation
  Nasal glial (cerebral) heterotopia
  Meningocele, meningoencephalocele and meningomyelocele
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