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Difference between revisions of "Pilar sheath acanthoma"
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| Image = SkinTumors-P8190634.JPG | | Image = SkinTumors-P8190634.JPG | ||
| Width = | | Width = | ||
| Caption = | | Caption = Possibly a pilar sheath acanthoma. [[H&E stain]]. | ||
| Micro = | | Micro = cystic cavity with branching - contains keratineous material, usually extends from surface to deep cutis, cyst lining consists of a thickened squamous epithelium | ||
| Subtypes = | | Subtypes = | ||
| LMDDx = [[trichofolliculoma]], [[dilated pore of Winer]], [[epidermal inclusion cyst]] | | LMDDx = [[trichofolliculoma]], [[dilated pore of Winer]], [[epidermal inclusion cyst]] | ||
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**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. | ||
** | **Cyst lining consists of a thickened squamous epithelium ([[acanthosis]]). | ||
*+/-Mitoses. | *+/-Mitoses. | ||