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Washington University Experience | NEOPLASMS (HEMATOLYMPHOID) | Lymphoma, secondary | 5D1 Lymphoma, secondary (Case 5) N21 CD20
5D1,2 The neoplastic lymphocytes are marked by the B cell specific marker (CD20).---- Immunohistochemistry (not shown): They are also labeled with CD10, Bcl-2, Bcl-6 and MUM1, but not by T cell specific markers like CD3. The in situ hybridization for EBER is negative. These findings are consistent with a metastatic Large B cell lymphoma.
