label: Papillary Glioneuronal Tumor
label_lc: papillary glioneuronal tumor
description: A WHO grade 1, indolent and relatively circumscribed brain tumor.  Morphologically it is characterized by the presence of astrocytes that line vascular and hyalinized pseudopapillae.  In between the pseudopapillae aggregates of neurocytes, large neurons, and ganglioid cells are present.