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Difference between revisions of "Non-malignant skin disease"
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Non-malignant skin disease (view source)
Revision as of 02:38, 21 August 2010
, 02:38, 21 August 2010→Lichen simplex chronicus: more
(PBoD, WMSP) |
(→Lichen simplex chronicus: more) |
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==Lichen simplex chronicus== | ==Lichen simplex chronicus== | ||
=== | ===General=== | ||
*Variant of ''spongiotic dermatitis''.<ref name=Ref_DCHH296>{{Ref DCHH|296}}</ref> | |||
Etiology:<ref>URL: [http://emedicine.medscape.com/article/1123423-overview http://emedicine.medscape.com/article/1123423-overview]. Accessed on: 20 August 2010.</ref> | |||
*Pruritus -> mechanical trauma -> lichenification (thickened/leathery<ref>URL: [http://www.medterms.com/script/main/art.asp?articlekey=10131 http://www.medterms.com/script/main/art.asp?articlekey=10131]. Accessed on: 20 August 2010.</ref>. | |||
===Microscopic=== | |||
Features:<ref name=Ref_PBoD1065-6>{{Ref PBoD|1065-6}}</ref> | |||
*Acanthosis (epithelial thickening). | *Acanthosis (epithelial thickening). | ||
*Hyperkeratosis. | *Hyperkeratosis. | ||
Other features:<ref>URL: [http://emedicine.medscape.com/article/1123423-diagnosis http://emedicine.medscape.com/article/1123423-diagnosis]. Accessed on: 20 August 2010.</ref> | |||
*Spongiosis (epidermal intercellular edema -- cells appear to have a clear halo around 'em). | |||
*Parakeratosis = retention of nuclei in the stratum corneum. | |||
==Seborrheic keratosis== | ==Seborrheic keratosis== | ||