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Washington University Experience | NEOPLASMS (EMBRYONAL) | ATRT - Atypical Teratoid Rhabdoid Tumor | 4B6 ATRT (Case 4) H&E 1.jpg
4B6,7. Some areas closely mimic “embryonal tumors with multilayered rosettes”. Occasional perivascular and 'true' rosettes are also noted. Zones of tumor necrosis are seen in some areas.