Dermatologic neoplasms: Difference between revisions

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 ==Trichilemmal carcinoma==
-===General===
+{{Main|Trichilemmal carcinoma}}
-*Super rare.
-*Not well-described.
-===Microscopic===
-Features:<ref>{{Ref Derm|399-400}}</ref>
-*Clear (glycogen-rich) cytoplasm in center of lesion.
-*Peripheral palisading at edge of lesion - root sheath differentiation (hair follicle).
-*Contiguous with hair follicle ''or'' assoc. with [[trichilemmoma]].
-DDx:
-*[[Squamous cell carcinoma]], clear cell variant.
-*[[Basal cell carcinoma]], clear cell variant.
-*[[Trichilemmoma]].
 ==Lymphomatoid papulosis==

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