2B4 Lymphoma, AIDS (Case 2) CD20 1 | Lymphoma, immune-compromised | NEOPLASMS (HEMATOLYMPHOID)

Washington University Experience | NEOPLASMS (HEMATOLYMPHOID) | Lymphoma, immune-compromised | 2B4 Lymphoma, AIDS (Case 2) CD20 1

2B4,5 Immunohistochemical staining for CD20, (a B-cell marker) show immunoreactivity within the malignant atypical lymphocytic population.