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Washington University Experience | NEOPLASMS (HEMATOLYMPHOID) | Plasmacytoma | 1B5 Plasma Cell Dyscrasia (Case 1) H&E 3
The tumor is composed of nests and sheets of large, atypical plasma cells with eccentric nuclei. Occasional binucleate forms and scattered mitotic figures are identified. In some areas phagocytosis by histiocytes is identified.