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Washington University Experience | NEOPLASMS (NEURONAL) | Papillary Glioneuronal Tumor (PGNT) | 1E1 Papillary Glioneuronal Tumor (PGNT) (Case 1) SYN 5 copy
1E1-3 Synaptophysin stains a subpopulation of tumor cells and neurites, generally external to the glial cells applied to the collagenous glial core. The relationship to glial elements is easier to see when there are significant islands of neural elements (arrow, 1E1). (SYN IHC)
