Difference between revisions of "Porokeratosis"
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'''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: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
Porokeratosis - intermed. mag. (WC)
Porokeratosis - high mag. (WC)
Porokeratosis - very high mag. (WC)
See also
References
- ↑ Alikhan, A.; Burns, T.; Zargari, O. (2010). "Punctate porokeratotic keratoderma.". Dermatol Online J 16 (1): 13. PMID 20137755.
- ↑ 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.