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Washington University Experience | NEOPLASMS (MENINGIOMA) | Gross Pathology | 19B2 Meningioma, WHO II, brain invasion (Case 19) N14 H&E 10X
The brain parenchyma adjoining the tumor is very soft and friable with neuron loss and astrocytosis, and appears to reflect tumor-induced underlying brain ischemia and not brain invasion by tumor.