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Washington University Experience | NEOPLASMS (GLIAL) | Glioblastoma, giant cell | 2C GBM w Giant Cell Features (Case 2) Ki67 8.jpg
Proliferative activity involved all populations of cells including these enormous forms (Ki67 IHC) ---- Additional immunohistochemistry (Not shown): Neurofilament stains confirm and highlight the infiltrative nature of the tumor. Stains for the IDH1 mutant R132H form are negative. Stains for EMA and D2-40 do not show immunoreactivity of the neoplastic cells.