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Washington University Experience | NEOPLASMS (NEURONAL) | Papillary Glioneuronal Tumor (PGNT) | 1D1 Papillary Glioneuronal Tumor (PGNT) (Case 1) Olig 2 3
1D1,2 Glial elements show a pseudo-papillary collections that extend into the spaces characteristic of neuronal elements. (Olig2 IHC)