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Difference between revisions of "Prostate cancer"
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→IHC
(→IHC) |
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*Should ''not'' be used if cancer is obvious. | *Should ''not'' be used if cancer is obvious. | ||
*Should ''not'' be used if it isn't going change the clinical management. | *Should ''not'' be used if it isn't going change the clinical management. | ||
===Prostate markers=== | |||
*PSA +ve. | |||
*PSAP +ve. | |||
*P501S +ve. | |||
*NKX3.1 +ve. | |||
Notes: | |||
*P501S and NKX3.1 are considered second line markers.<ref name=pmid25025364/> | |||
*PSAP may be positive in hindgut [[neuroendocrine tumour]]s.<ref name=pmid>{{Cite journal | last1 = Azumi | first1 = N. | last2 = Traweek | first2 = ST. | last3 = Battifora | first3 = H. | title = Prostatic acid phosphatase in carcinoid tumors. Immunohistochemical and immunoblot studies. | journal = Am J Surg Pathol | volume = 15 | issue = 8 | pages = 785-90 | month = Aug | year = 1991 | doi = | PMID = 1712549 }}</ref> | |||
===Benign prostate versus neoplastic prostate=== | ===Benign prostate versus neoplastic prostate=== | ||
*AMACR +ve. | *AMACR +ve. | ||
*p63 -ve. | *p63 -ve. | ||
*HMWCK (34betaE12) -ve. | *HMWCK (34betaE12) -ve. | ||
| Line 542: | Line 551: | ||
*AR +ve -- in prostate confined cancer. | *AR +ve -- in prostate confined cancer. | ||
**Usu. -ve in LN +ve disease.<ref name=pmid20878946>{{Cite journal | last1 = Fleischmann | first1 = A. | last2 = Rocha | first2 = C. | last3 = Schobinger | first3 = S. | last4 = Seiler | first4 = R. | last5 = Wiese | first5 = B. | last6 = Thalmann | first6 = GN. | title = Androgen receptors are differentially expressed in Gleason patterns of prostate cancer and down-regulated in matched lymph node metastases. | journal = Prostate | volume = 71 | issue = 5 | pages = 453-60 | month = Apr | year = 2011 | doi = 10.1002/pros.21259 | PMID = 20878946 }}</ref> | **Usu. -ve in LN +ve disease.<ref name=pmid20878946>{{Cite journal | last1 = Fleischmann | first1 = A. | last2 = Rocha | first2 = C. | last3 = Schobinger | first3 = S. | last4 = Seiler | first4 = R. | last5 = Wiese | first5 = B. | last6 = Thalmann | first6 = GN. | title = Androgen receptors are differentially expressed in Gleason patterns of prostate cancer and down-regulated in matched lymph node metastases. | journal = Prostate | volume = 71 | issue = 5 | pages = 453-60 | month = Apr | year = 2011 | doi = 10.1002/pros.21259 | PMID = 20878946 }}</ref> | ||
====Prostate carcinoma versus urothelial carcinoma==== | ====Prostate carcinoma versus urothelial carcinoma==== | ||