WHO Grade 1
Meningiothelial meningioma
Fibrous (fibroblastic) meningioma
Transitional (mixed) meningioma
Psammomatous meningioma
Angiomatous meningioma
Microcystic meningioma
Secretory meningioma
Lymphoplasmacyte-rich meningioma
Metaplastic meningioma
WHO Grade 2
Chordoid meningioma
Clear Cell meningioma
Atypical meningioma
WHO Grade 3
Papillary meningioma
Rhabdoid meningioma
Anaplastic meningioma
Of these subtypes, meningiothelial, fibrous and transitional are the most common. Most of these subtypes behave similarly, however anaplastics are the most aggressive.
Meningiothelial meningioma
Fibrous (fibroblastic) meningioma
Transitional (mixed) meningioma
Psammomatous meningioma
Angiomatous meningioma
Microcystic meningioma
Secretory meningioma
Lymphoplasmacyte-rich meningioma
Metaplastic meningioma
WHO Grade 2
Chordoid meningioma
Clear Cell meningioma
Atypical meningioma
WHO Grade 3
Papillary meningioma
Rhabdoid meningioma
Anaplastic meningioma
Of these subtypes, meningiothelial, fibrous and transitional are the most common. Most of these subtypes behave similarly, however anaplastics are the most aggressive.
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