Rosette-forming glioneuronal tumor (RGNT) is a recently described, rare variety of mixed glioneuronal tumor of central nervous system (CNS). Initially, it was described as dysembryoplastic neuroepithelial tumor (DNT) of cerebellum 1).
1)
Kuchelmeister K, Demirel T, Schlörer E, Bergmann M, Gullotta F. Dysembryoplastic neuroepithelial tumour of the cerebellum. Acta Neuropathol. 1995;89(4):385-90. doi: 10.1007/BF00309634. PMID: 7610772.