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.[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

  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.
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