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2698 pages added, reviewed or updated during the last month (last updated: 12/4/2021)

2698 pages added, reviewed or updated during the last month (last updated: 12/4/2021)


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porkeratosis

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  • may be congenital or acquired
  • share a histopathological feature - a 'cornoid lamella' (thin column of parakeratotic cells) evidenct clinically as fine scaling around the periphery of the lesion
  • mild atrophy occurs in the centre of the lesion
  • congenital lesions - reticulate pattern and may be extensive
  • aquired lesions - may be solitary and broad or multiple and scattered (disseminated superficial actinic porokeratosis - sunlight is believed to have an aetiological role)

Reference:

  • (1) Smith LC et al. A guide to annular eruptions. Dermatology in Practice (April 2008); 16(1).

Last reviewed 01/2018

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