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| ==Basal cell hyperplasia of the prostate== | | ==Basal cell hyperplasia of the prostate== |
| *[[AKA]] ''[[basal cell hyperplasia]]''.
| | {{Main|Basal cell hyperplasia of the prostate}} |
| ===General===
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| *Benign lesion that can be misdiagnosed as cancer.<ref name=pmid6195916>{{Cite journal | last1 = Cleary | first1 = KR. | last2 = Choi | first2 = HY. | last3 = Ayala | first3 = AG. | title = Basal cell hyperplasia of the prostate. | journal = Am J Clin Pathol | volume = 80 | issue = 6 | pages = 850-4 | month = Dec | year = 1983 | doi = | PMID = 6195916 }}</ref>
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| ===Microscopic===
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| Features:<ref>URL: [http://pathologyoutlines.com/prostate.html#bch http://pathologyoutlines.com/prostate.html#bch]. Accessed on: 28 June 2010.</ref>
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| *Low power gland architecture near normal.<ref>URL: [http://www.nature.com/modpathol/journal/v16/n6/fig_tab/3880810f1.html http://www.nature.com/modpathol/journal/v16/n6/fig_tab/3880810f1.html]. Accessed on: 28 June 2010.</ref><ref>URL: [http://www.nature.com/modpathol/journal/v16/n6/fig_tab/3880810f2.html http://www.nature.com/modpathol/journal/v16/n6/fig_tab/3880810f2.html]. Accessed on: 28 June 2010.</ref>
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| **Glands ''not'' as small as cancer.
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| **Folds in gland lumina.
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| *No nuclear hyperchromasia.
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| *Two cell populations (as in normal prostate glands).
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| *Basal cells may have nucleoli.
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| DDx:
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| *[[High-grade prostatic intraepithelial neoplasia]] - has nuclear hyperchromasia, architecture usually different (micropapillary, tufted, cribriform or flat).
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| *[[Prostatic adenocarcinoma]].
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| *[[Adenoid cystic/basal cell carcinoma of the prostate]] - for the adenoid cystic-like pattern of BCH.<ref name=pmid15371944>{{Cite journal | last1 = McKenney | first1 = JK. | last2 = Amin | first2 = MB. | last3 = Srigley | first3 = JR. | last4 = Jimenez | first4 = RE. | last5 = Ro | first5 = JY. | last6 = Grignon | first6 = DJ. | last7 = Young | first7 = RH. | title = Basal cell proliferations of the prostate other than usual basal cell hyperplasia: a clinicopathologic study of 23 cases, including four carcinomas, with a proposed classification. | journal = Am J Surg Pathol | volume = 28 | issue = 10 | pages = 1289-98 | month = Oct | year = 2004 | doi = | PMID = 15371944 }}</ref>
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| ====Images====
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| <gallery>
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| Image: Basal cell hyperplasia of the prostate -- high mag.jpg | BCH - high mag. (WC)
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| Image: Basal cell hyperplasia of the prostate -- very high mag.jpg | BCH - very high mag. (WC)
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| </gallery>
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| www:
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| *[http://webpathology.com/image.asp?case=18&n=1 Basal cell hyperplasia of the prostate (webpathology.com)].
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| ===Sign out===
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| *Usually not reported.
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| ==High-grade prostatic intraepithelial neoplasia== | | ==High-grade prostatic intraepithelial neoplasia== |