11B4 Medulloblastoma (Case 11) EM 4 - Copy | Classic Subtype | Medulloblastoma, Histologically Defined | NEOPLASMS (EMBRYONAL)

Washington University Experience | NEOPLASMS (EMBRYONAL) | Medulloblastoma, Histologically Defined | Classic Subtype | 11B4 Medulloblastoma (Case 11) EM 4 - Copy

I think this is a Homer Wright rosettes with dilated central neurites. (electron micrograph)