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Washington University Experience | NEOPLASMS (METASTASES) | Microscopic | 6B Metastasis, prostate (Case 6) PSAP 1

The tumor shows patchy immunoreactivity for PSAP. ---- Not shown: Staining for CK20 shows rare scattered immunoreactive cells within the tumor; immunohistochemical staining for CK7 showed no significant immunoreactivity within the tumor.

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