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Washington University Experience | NEOPLASMS (MENINGIOMA) | Transitional | 1D Meningioma, transitional (Case 1) A4 Ki67 20X
Ki-67 proliferation index is moderately elevated, up to 7.1%. ---- Not shown: GFAP highlights areas of brain invasion The collective features are consistent with atypical meningioma with brain invasion, CNS WHO grade 2.
