Aggressive Disease Course of Multiple Myeloma with Concomitant ALK-Negative Anaplastic Large Cell Lymphoma: A Case Report with an Unusual Presentation

Figure 3

Bone marrow biopsy performed at diagnosis showed plasma cell infiltration with lambda-chain restriction. (a) H&E staining; (b) CD138 staining; (c) lambda staining.

(a)

(b)

(c)