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Washington University Experience | NEOPLASMS (MENINGIOMA) | Rhabdoid | 25B Atypical with focal rhabdoid (Case 25) Ki67 20X 1
The MIB-1 labeling index is moderately elevated to 8%. These features are consistent with an atypical meningioma, WHO grade 2, with focal rhabdoid features. ---- Immunohistochemical stains were performed and show a subset of tumor cells to be immunoreactive for progesterone receptor.
