Sarcomatous transformation of IDH-mutant astrocytoma matching to methylation class oligosarcoma following embolization, a case report. - Landvater, Ryan; Tripathy, Arushi; Nieblas-Bedolla, Edwin; Shao, Lina; Conway, Kyle; Al-Holou, Wajd; Ferris, Sean P. (Acta Neuropathologica Communications, 2024)