A Case of Prostatic Abscess with Malignant Lymphoma Involving the Prostate

Figure 2

Histopathological examination. (a, b) Hematoxylin-eosin-stained section showing extensive infiltration of large B cells ((a) ×200, (b) ×400). (c, d) Immunohistochemistry panels showing positivity for CD20 ((c) ×200) and negativity for CD3 ((d) ×200). (e) Hematoxylin-eosin-stained section showing intercellular infiltration of inflammatory cells (×100). (f) Hematoxylin-eosin-stained section showing adenocarcinoma (×200). The Gleason score of the prostate cancer was 3 + 4.

(a)

(b)

(c)

(d)

(e)

(f)