Prostatic specific acid phosphatase

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Prostatic specific acid phosphatase, abbreviated PSAP, is prostate marker that predated prostate-specific antigen (PSA).

It is also known as prostatic acid phosphatase, abbreviated PAP.

General

Positive

Microscopic

Features:

  • Cytoplasmic staining.

Images

References

  1. Sauvageot, J.; Epstein, JI. (Jan 1998). "Immunoreactivity for prostate-specific antigen and prostatic acid phosphatase in adenocarcinoma of the prostate: relation to progression following radical prostatectomy.". Prostate 34 (1): 29-33. PMID 9428385.
  2. Azumi, N.; Traweek, ST.; Battifora, H. (Aug 1991). "Prostatic acid phosphatase in carcinoid tumors. Immunohistochemical and immunoblot studies.". Am J Surg Pathol 15 (8): 785-90. PMID 1712549.