Astrocytoma classification
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Ammu Susheela, M.D. [2]
Overview
Astrocytoma may be classified according to its histology into 4 grades: pilocytic astrocytoma, diffuse astrocytoma, anaplastic astrocytoma and glioblastoma multiforme.
Classification
Astrocytoma may be classified according to its histology into 4 grades:
Astrocytoma | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Pilocyic astrocytoma | Diffuse astrocytoma | Anaplastic astrocytoma | Glioblastomas multiform | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Fibrillary astrocytoma | Gemistocytic astrocytoma | Protoplasmic astrocytoma | Oligoastrocytoma | Primary glioblastoma multiforme | Secondary glioblastoma multiforme | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
- Grade 1 — pilocytic astrocytoma
- Grade 2 — diffuse astrocytoma
- Grade 3 — anaplastic astrocytoma
- Grade 4 — glioblastoma multiforme