NonHodgkin's Lymphoma with Peritoneal Localization

Figure 4

Histological features from peritoneal and omental biopsies. H&E stain: (a) diffuse infiltration of neoplastic lymphoid cells (400x). (b) Tumor cells immunoreactive for B cell marker CD 20 (200x). (c) Tumor cells expressing high Ki-67 index (100x).

(a)

(b)

(c)