Medullary Aplasia Revealing a Metastatic Prostatic Adenocarcinoma

Figure 1

(a, b) Hematoxylin eosin (×100): medullary infiltration by an acinar adenocarcinoma of the prostate. (c) BOM immunohistochemistry: positive labeling of tumor cells by the anti-PSA G antibody (×40). (d) BOM immunohistochemistry: positive labeling of tumor cells by the anti-PSA G antibody (×100).

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