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Washington University Experience | NEOPLASMS (GLIAL) | Glioblastoma, primitive neuronal component | 15B1 Metastasis, drop met GBM with PNET (Case 15) C7 H&E 1.jpg
15B1,2 This metastasis is composed entirely of primitive neuronal elements with pseudopalisading necrosis. Mitotic activity is very high (65/10 HPF).