Difference between revisions of "Porokeratosis"

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#redirect [[Non-malignant_skin_disease#Porokeratosis]]
'''Porokeratosis''' is a rare pathology of the [[skin]] that may be subtle.
 
==General==
*Genetic.
*Several subtypes.
 
Notes:
*Not the same as ''punctate porokeratotic keratoderma''.<ref name=pmid20137755>{{Cite journal  | last1 = Alikhan | first1 = A. | last2 = Burns | first2 = T. | last3 = Zargari | first3 = O. | title = Punctate porokeratotic keratoderma. | journal = Dermatol Online J | volume = 16 | issue = 1 | pages = 13 | month =  | year = 2010 | doi =  | PMID = 20137755 | URL = http://dermatology.cdlib.org/1601/case_presentations/ppk/alikhan.html }}</ref>
 
==Microscopic==
Features:
*Cornoid lamella (pathognomonic) - '''key feature''':<ref>{{cite journal |author=Sertznig P, von Felbert V, Megahed M |title=Porokeratosis: present concepts |journal=J Eur Acad Dermatol Venereol |volume=26 |issue=4 |pages=404–12 |year=2012 |month=April |pmid=21929548 |doi=10.1111/j.1468-3083.2011.04275.x |url=}}</ref>
**Compact keratosis over a hair follicle.
*+/-Rete ridge loss.
 
===Images===
<gallery>
Image:Porokeratosis_-_intermed_mag.jpg | Porokeratosis - intermed. mag. (WC)
Image:Porokeratosis_-_high_mag.jpg | Porokeratosis - high mag. (WC)
Image:Porokeratosis_-_very_high_mag.jpg | Porokeratosis - very high mag. (WC)
</gallery>
 
==See also==
*[[Non-malignant skin disease]].
 
==References==
{{Reflist|2}}
 
[[Category:Diagnosis]]
[[Category:Non-malignant skin disease]]

Latest revision as of 01:30, 20 June 2014

Porokeratosis is a rare pathology of the skin that may be subtle.

General

  • Genetic.
  • Several subtypes.

Notes:

  • Not the same as punctate porokeratotic keratoderma.[1]

Microscopic

Features:

  • Cornoid lamella (pathognomonic) - key feature:[2]
    • Compact keratosis over a hair follicle.
  • +/-Rete ridge loss.

Images

See also

References

  1. Alikhan, A.; Burns, T.; Zargari, O. (2010). "Punctate porokeratotic keratoderma.". Dermatol Online J 16 (1): 13. PMID 20137755.
  2. Sertznig P, von Felbert V, Megahed M (April 2012). "Porokeratosis: present concepts". J Eur Acad Dermatol Venereol 26 (4): 404–12. doi:10.1111/j.1468-3083.2011.04275.x. PMID 21929548.