Case Report
Concurrent Polycythemia of Undetermined Etiology and Smouldering Plasma Cell Myeloma
Figure 1
Bone marrow biopsy. (a, b) Representative areas of hematoxylin and eosin-stained sections of the bone marrow biopsy ((a) 10x, (b) 40x). (c) Immunohistochemical (IHC) staining for the erythroid marker CD71 (10x). (d) IHC stain for the myeloid marker MPO (20x).
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