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Difference between revisions of "Pilar sheath acanthoma"
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→Microscopic
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==Microscopic== | ==Microscopic== | ||
Features:<ref name=pmid718186/> | Features:<ref name=pmid718186/> | ||
*Cystic cavity with branching:<ref>{{Cite journal | last1 = Choi | first1 = YS. | last2 = Park | first2 = SH. | last3 = Bang | first3 = D. | title = Pilar sheath acanthoma--report of a case with review of the literature. | journal = Yonsei Med J | volume = 30 | issue = 4 | pages = 392-5 | month = Dec | year = 1989 | doi = | PMID = 2697113 | URL = http://www.eymj.org/Synapse/Data/PDFData/0069YMJ/ymj-30-392.pdf }}</ref> | *Cystic cavity with branching:<ref name=pmid2697113>{{Cite journal | last1 = Choi | first1 = YS. | last2 = Park | first2 = SH. | last3 = Bang | first3 = D. | title = Pilar sheath acanthoma--report of a case with review of the literature. | journal = Yonsei Med J | volume = 30 | issue = 4 | pages = 392-5 | month = Dec | year = 1989 | doi = | PMID = 2697113 | URL = http://www.eymj.org/Synapse/Data/PDFData/0069YMJ/ymj-30-392.pdf }}</ref> | ||
**Contains keratineous material. | **Contains keratineous material. | ||
**Usually extends from surface to deep cutis - like a hair shaft. | **Usually extends from surface to deep cutis - like a hair shaft. | ||
**Lining consists of a thickened squamous epithelium. | **Lining consists of a thickened squamous epithelium. | ||
*+/-Mitoses. | |||
DDx: | DDx: | ||
*[[Trichofolliculoma]]. | *[[Trichofolliculoma]] - no branching of cavity, associated with hair & sebaceous glands.<ref name=pmid2697113/> | ||
*[[Dilated pore of Winer]]. | *[[Dilated pore of Winer]] - associated with hair & sebaceous glands.<ref name=pmid2697113/> | ||
*[[Epidermal inclusion cyst]]. | *[[Epidermal inclusion cyst]]. | ||
===Images=== | ===Images=== | ||
<gallery> | <gallery> | ||
Image:SkinTumors-P8190634.JPG | PSA. (WC) | Image:SkinTumors-P8190634.JPG | Possibly a PSA. (WC) | ||
</gallery> | </gallery> | ||
www: | www: | ||