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Washington University Experience | NEOPLASMS (EMBRYONAL) | ATRT - Atypical Teratoid Rhabdoid Tumor | 13E2 ATRT (Case 13) BAF47 4
The INI-1 (BAF47) stain shows loss of nuclear expression in tumor cells, whereas intratumoral endothelial cells are appropriately positive. (INI1 IHC)
