15E2 Myeloid sarcoma (looks like plasmacytoma) (Case 15) Myeloperoxidase (MPX) 1 | Plasmacytoma | NEOPLASMS (HEMATOLYMPHOID)

Washington University Experience | NEOPLASMS (HEMATOLYMPHOID) | Plasmacytoma | 15E2 Myeloid sarcoma (looks like plasmacytoma) (Case 15) Myeloperoxidase (MPX) 1

Immunostaining demonstrates that the neoplastic cells are strongly and diffusely positive for myeloperoxidase