Difference between revisions of "Dermatologic neoplasms"

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{{Main|Trichilemmoma}}
{{Main|Trichilemmoma}}


==Eccrine poroma==
==Poroma==
===General===
{{Main|Poroma}}
*Benign tumour arising from the distal sweat duct.
*Erythematous - gross.
 
===Microscopic===
Features:<ref>URL: [http://www.pathconsultddx.com/pathCon/diagnosis?pii=S1559-8675(06)70190-5 http://www.pathconsultddx.com/pathCon/diagnosis?pii=S1559-8675(06)70190-5]. Accessed on: 2 July 2010.</ref>
*Broad sheets of basaloid cells - attached to the epidermis - containing ductal structures - '''key feature'''.
*Biphasic stroma:
*#Edematous stroma.
*#Sclerotic stroma.
*Moderate nuclear pleomorphism.
*+/-Occasional mitoses.
 
Notes:
*Area above gland appears crusted.
 
DDx:
*[[Trichilemmoma]].
*[[Nodular hidradenoma]].
 
====Images====
<gallery>
Image: SkinTumors-P7150495.JPG | EP. (WC)
</gallery>
www:
*[http://www.flickr.com/photos/40981620@N04/3808316834/in/photostream/ Eccrine poroma - low mag. (flickr.com)]
*[http://www.flickr.com/photos/40981620@N04/3807502071/in/photostream Eccrine poroma - intermed. mag. (flickr.com)].


==Nodular hidradenoma==
==Nodular hidradenoma==
Retrieved from "https://librepathology.org/wiki/Dermatologic_neoplasms"