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| ==Trichofolliculoma== | | ==Trichofolliculoma== |
| ===General===
| | {{Main|Trichofolliculoma}} |
| *Benign.
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| ===Microscopic===
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| Features:<ref name=Ref_Derm382>{{Ref Derm|382}}</ref>
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| *Irregular hair follicle (basilar nest of cells with an acellular hair shaft) with:
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| **Smaller satellites (follicles) consisting of well-circumscribed basilar cells.
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| Note:
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| *Lack artificial clefting between the (basilar) nests and stroma (seen in [[BCC]]).
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| *Surrounding stroma does not have a basophilic tingle (seen in [[BCC]]).
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| DDx:
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| *[[Trichoblastoma]].
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| *[[Basal cell carcinoma]].
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| *[[Pilar sheath acanthoma]].
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| ====Images====
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| www:
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| *[http://www.dermatopathonline.com/trichofolliculoma2.html Trichofolliculoma - several images (dermatopathonline.com)].
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| <gallery>
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| Image:SkinTumors-P6190340.JPG | Trichofolliculoma. (WC)
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| </gallery>
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| ==Apocrine carcinoma of the skin== | | ==Apocrine carcinoma of the skin== |