Bortezomib, Ifosfamide, Carboplatin, and Etoposide in a Patient with HIV-Negative Relapsed Plasmablastic Lymphoma

Figure 1

(a) Plasmablastic lymphoma, with immunoblastic morphology, involving the bone marrow. (HE stain) (b, c) the neoplastic cells are positive for CD138 and MUM-1 respectively, indicating the plasma cell origin of this neoplasm. (d) The neoplastic cells are positive for CD30. (e) Strong and homogenous staining with Ki-67 indicating a high proliferation index. (f) The neoplastic cells are negative for CD5. Few, scattered T cells staining positive for CD5 are identified.

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