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Washington University Experience | NEOPLASMS (NEURONAL) | Papillary Glioneuronal Tumor (PGNT) | 4E2 Papillary Glioneuronal Tumor (PGNT, Case 4) Area A NeuN 40X
The neuronal population failed to stain for NeuN. (NeuN IHC) ---- Not shown: An immunostain for S-100 protein is diffusely positive. EMA is essentially negative. The Ki-67 proliferative index is low.
