Figure 2

An atypical MYC/BCL2 double-hit lymphoma of B-cell lymphoma, unclassifiable, with features intermediate between diffuse large B-cell lymphoma and Burkitt lymphoma. (a) This lymphoma is positive for both MYC (70%), (b and c) BCL2 (100%), and has a Ki67 (d) proliferation rate of ∼90% (a–d: × 400); FISH showed BCL2 rearrangement (e) and extra copies of MYC (f).