Difference between revisions of "Porokeratosis"
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==Microscopic== | ==Microscopic== | ||
Features: | Features: | ||
*Cornoid lamella (pathognomonic) - '''key feature''': | *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. | **Compact keratosis over a hair follicle. | ||
*+/-Rete ridge loss. | *+/-Rete ridge loss. | ||
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.