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Washington University Experience | NEOPLASMS (HEMATOLYMPHOID) | Rosai-Dorfman Disease | 3B2 Rosai-Dorfman Dz (Case 3) CD163 2.jpg
3B2,3 The lineage specific histiocyte marker CD163 labels the cytoplasm of neoplastic histiocytes, several of which prominently shows emperipolesis (3B3, arrows) (CD163 IHC)
