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Washington University Experience | NEOPLASMS (HEMATOLYMPHOID) | Plasmacytoma | 7C1 Plasma cell neoplasia (Case 7) H&E 10.jpg
7C1-4 H&E stained sections of the resection material shows fragments of highly cellular tissue comprised predominantly of cells with a plasmacytic appearance, characterized by basophilic cytoplasm, paranuclear hofs, and eccentrically placed round nuclei with clumped chromatin. Some of these plasmacytic cells are atypical, enlarged, and have binucleation. In the background are small mature appearing lymphocytes
