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Washington University Experience | NEOPLASMS (GLIAL) | Oligodendroglioma - IDH1 mutant, del 1p19q - Grade 2 | 9F Oligodendroglioma Grade 2 (Case 9) A8 Ki67 20X
Ki-67 proliferation rate is low, estimated at 4%. ---- Not shown: Fluorescence in situ hybridization study demonstrates 1p/19q co-deletions. ---- Comment:
The collective features are consistent with an oligodendroglioma (CNS WHO grade 2) that is IDH1 (R132H) mutant and 1p/19q co-deleted.