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Washington University Experience | NEOPLASMS (GLIAL) | Subependymal Giant Cell Astrocytoma (SEGA) | 14A4 SEGA (Case 14) H&E 20X 4
There is also an organoid arrangement of neoplastic cells mostly around blood vessels, some of which are hyalinized. Occasional mitotic figures and focal necrosis and hemorrhage are also seen. The neoplasm has a sharp border with the adjacent brain parenchyma.