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Washington University Experience | NEOPLASMS (GLIAL) | Ependymoma - Microscopic | 11B2 Ependymoma, anaplastic (Case 11) H&E 4
The tumor is quite hypercellular in some areas with increase in nuclear-cytoplasmic ratio, hyperchromasia, brisk mitotic activity (~ 9/10 HPF), rare foci of early microvascular proliferation and areas of necrosis.