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. 2020 Aug 12;13:8049–8054. doi: 10.2147/OTT.S264347

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© 2020 Wu et al.

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Immunohistochemical result of prostate cancer. Immunohistochemical result of the initial biopsy before treatment showed moderately differentiated adenocarcinoma of the prostate (A) with Gleason score 8(4+4) and be positive for p504s (B) and CK5/6 (C) (original magnification X 200). Immunohistochemical result of the second biopsy after relapse showed small-cell carcinoma of the prostate (D) and be positive for chromogranin A (E) and synaptophysin (F) (original magnification X 200).