Difference between revisions of "Dermatologic neoplasms"

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==Trichilemmal carcinoma==
==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==
==Lymphomatoid papulosis==
Retrieved from "https://librepathology.org/wiki/Dermatologic_neoplasms"