Difference between revisions of "Dermal cysts"

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677 bytes removed ,  17:40, 9 September 2011
(split-out EM, SJS, TEN)
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*Lymphocytic interface dermatitis.<ref>JAH. 20 February 2009.</ref>
*Lymphocytic interface dermatitis.<ref>JAH. 20 February 2009.</ref>
*Basal layer vacuolation.<ref name=pmid18384217>{{cite journal |author=Crowson AN, Magro CM, Mihm MC |title=Interface dermatitis |journal=Arch. Pathol. Lab. Med. |volume=132 |issue=4 |pages=652–66 |year=2008 |month=April |pmid=18384217 |doi= |url=http://www.archivesofpathology.org/doi/full/10.1043/1543-2165%282008%29132%5B652%3AID%5D2.0.CO%3B2}}</ref>
*Basal layer vacuolation.<ref name=pmid18384217>{{cite journal |author=Crowson AN, Magro CM, Mihm MC |title=Interface dermatitis |journal=Arch. Pathol. Lab. Med. |volume=132 |issue=4 |pages=652–66 |year=2008 |month=April |pmid=18384217 |doi= |url=http://www.archivesofpathology.org/doi/full/10.1043/1543-2165%282008%29132%5B652%3AID%5D2.0.CO%3B2}}</ref>
==Familial benign pemphigus==
*AKA ''Hailey-Hailey disease''. Was described by two brothers - that's why it is ''Hailey-Hailey''.<ref name=emed_hailey>[http://emedicine.medscape.com/article/1063224-overview http://emedicine.medscape.com/article/1063224-overview]</ref>
===Etiology===
*Autosomal dominant with incomplete penetration.<ref name=emed_hailey/>
*Desmosomal defect - due to mutation in the gene ''ATP2C1''.<ref name=emed_hailey/>
===Clinical===
*Chest.
*Intriginous regions (?sp).
*Typically presents individual in their 30s and 40s.<ref name=emed_hailey/>
===Histology===
*Hair folicles spared.
*Epidermis thickened.
===DDx===
*May resemble pemphigus vulgaris.


==Epidermal inclusion cyst==
==Epidermal inclusion cyst==
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