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Washington University Experience | NEOPLASMS (GLIAL) | Oligodendroglioma - IDH1 mutant, del 1p19q - Grade 2 | 2B1 Oligodendroglioma Grade 2 (Case 2) H&E 10

2B1-4 The neoplasm infiltrates as nests and individual cells with round to ovoid nuclei, irregular nuclear contours, inconspicuous nucleoli, and variably cleared chromatin with delicate peri-nuclear cytoplasmic clearing. Mitotic figures number up to 1/10HPF. Endothelial hyperplasia and necrosis are not present in the sampled tissue.

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