Diffuse large B-cell lymphoma arising from follicular lymphoma with warthin’s tumor of the parotid gland - immunophenotypic and genetic features: A case report

Figure 2 Immunotype of lymphoma with Warthin’s tumor. A: The columnar oncocytic cells were positive for AE1/AE3 (Magnification ×100). B-E: The neoplastic lymphoid cells which were located incoarctate follicular were positive for CD20 (B), Pax-5 (C), bcl-2 (D), negative for CD10 (E); F, G: The adjacent diffusely medium- to large- size lymphoid cells was positive for CD20 (F), MUM-1(G); H: The Ki-67 proliferation index was estimated at approximately 80%. (Immunohistochemical stain, Magnification ×200).