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Difference between revisions of "High-grade prostatic intraepithelial neoplasia"
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High-grade prostatic intraepithelial neoplasia (view source)
Revision as of 16:12, 21 March 2014
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==General== | ==General== | ||
*Thought to be a precursor lesion for prostate adenocarcinoma. | *Thought to be a precursor lesion for prostate adenocarcinoma. | ||
**Multifocal HGPIN considered a risk for prostate cancer on re-biopsy.<ref name=pmid21191509>{{Cite journal | last1 = Srigley | first1 = JR. | last2 = Merrimen | first2 = JL. | last3 = Jones | first3 = G. | last4 = Jamal | first4 = M. | title = Multifocal high-grade prostatic intraepithelial neoplasia is still a significant risk factor for adenocarcinoma. | journal = Can Urol Assoc J | volume = 4 | issue = 6 | pages = 434 | month = Dec | year = 2010 | doi = | PMID = 21191509 }}</ref><ref name=pmid19524976>{{Cite journal | last1 = Merrimen | first1 = JL. | last2 = Jones | first2 = G. | last3 = Walker | first3 = D. | last4 = Leung | first4 = CS. | last5 = Kapusta | first5 = LR. | last6 = Srigley | first6 = JR. | title = Multifocal high grade prostatic intraepithelial neoplasia is a significant risk factor for prostatic adenocarcinoma. | journal = J Urol | volume = 182 | issue = 2 | pages = 485-90; discussion 490 | month = Aug | year = 2009 | doi = 10.1016/j.juro.2009.04.016 | PMID = 19524976 }}</ref> | *Incidence ~5-8% on core biopsy.<ref name=pmid16469560> | ||
*Multifocal HGPIN considered a risk for prostate cancer on re-biopsy.<ref name=pmid21191509>{{Cite journal | last1 = Srigley | first1 = JR. | last2 = Merrimen | first2 = JL. | last3 = Jones | first3 = G. | last4 = Jamal | first4 = M. | title = Multifocal high-grade prostatic intraepithelial neoplasia is still a significant risk factor for adenocarcinoma. | journal = Can Urol Assoc J | volume = 4 | issue = 6 | pages = 434 | month = Dec | year = 2010 | doi = | PMID = 21191509 }}</ref><ref name=pmid19524976>{{Cite journal | last1 = Merrimen | first1 = JL. | last2 = Jones | first2 = G. | last3 = Walker | first3 = D. | last4 = Leung | first4 = CS. | last5 = Kapusta | first5 = LR. | last6 = Srigley | first6 = JR. | title = Multifocal high grade prostatic intraepithelial neoplasia is a significant risk factor for prostatic adenocarcinoma. | journal = J Urol | volume = 182 | issue = 2 | pages = 485-90; discussion 490 | month = Aug | year = 2009 | doi = 10.1016/j.juro.2009.04.016 | PMID = 19524976 }}</ref> | |||
**A small focus of HGPIN does not appear to be associated with an increased risk for prostate cancer on re-biopsy at one year if the initial biopsy had 8 or more cores.<ref name=pmid16406886>{{Cite journal | last1 = Herawi | first1 = M. | last2 = Kahane | first2 = H. | last3 = Cavallo | first3 = C. | last4 = Epstein | first4 = JI. | title = Risk of prostate cancer on first re-biopsy within 1 year following a diagnosis of high grade prostatic intraepithelial neoplasia is related to the number of cores sampled. | journal = J Urol | volume = 175 | issue = 1 | pages = 121-4 | month = Jan | year = 2006 | doi = 10.1016/S0022-5347(05)00064-9 | PMID = 16406886 }}</ref> | **A small focus of HGPIN does not appear to be associated with an increased risk for prostate cancer on re-biopsy at one year if the initial biopsy had 8 or more cores.<ref name=pmid16406886>{{Cite journal | last1 = Herawi | first1 = M. | last2 = Kahane | first2 = H. | last3 = Cavallo | first3 = C. | last4 = Epstein | first4 = JI. | title = Risk of prostate cancer on first re-biopsy within 1 year following a diagnosis of high grade prostatic intraepithelial neoplasia is related to the number of cores sampled. | journal = J Urol | volume = 175 | issue = 1 | pages = 121-4 | month = Jan | year = 2006 | doi = 10.1016/S0022-5347(05)00064-9 | PMID = 16406886 }}</ref> | ||
Low-grade prostatic intraepithelial neoplasia: | *Low-grade prostatic intraepithelial neoplasia: | ||
* | **Should ''not'' be reported.<ref name=pmid16469560>{{Cite journal | last1 = Epstein | first1 = JI. | last2 = Herawi | first2 = M. | title = Prostate needle biopsies containing prostatic intraepithelial neoplasia or atypical foci suspicious for carcinoma: implications for patient care. | journal = J Urol | volume = 175 | issue = 3 Pt 1 | pages = 820-34 | month = Mar | year = 2006 | doi = 10.1016/S0022-5347(05)00337-X | PMID = 16469560 }}</ref> | ||
**''PIN'' not otherwise specified refers to ''HGPIN''. | **Believed to be irrelevant biologically/clinically. | ||
**Low-grade PIN has the architecture of HGPIN but lacks the nuclear atypia. | ***''PIN'' not otherwise specified refers to ''HGPIN''. | ||
***Low-grade PIN has the architecture of HGPIN but lacks the nuclear atypia. | |||
===HGPIN and cancer on follow-up biopsy=== | ===HGPIN and cancer on follow-up biopsy=== | ||