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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 11:32, 12 October 2012
, 11:32, 12 October 2012→Microscopic
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===Microscopic=== | ===Microscopic=== | ||
Features:<ref>URL: [http://missinglink.ucsf.edu/lm/DermatologyGlossary/verruca_vulgaris.html http://missinglink.ucsf.edu/lm/DermatologyGlossary/verruca_vulgaris.html]. Accessed on: 14 July 2010.</ref> | Features:<ref>URL: [http://missinglink.ucsf.edu/lm/DermatologyGlossary/verruca_vulgaris.html http://missinglink.ucsf.edu/lm/DermatologyGlossary/verruca_vulgaris.html]. Accessed on: 14 July 2010.</ref> | ||
*Hyperkeratosis (more keratin - thick stratum corneum). | *Hyperkeratosis (more keratin - thick stratum corneum) - in "columns"; keratin in separate towers - ''not'' a flat thick sheet. | ||
*Hypergranulosis (thicker stratum granulosum). | *Hypergranulosis (thicker stratum granulosum). | ||
*Acanthosis (thickening of the stratum spinosum). | *Acanthosis (thickening of the stratum spinosum). | ||
*Rete | **+/-Rete ridge lengthening (~7-10x normal) and thickening - ''papillomatous hyperplasia''. | ||
*Large blood vessels at the dermal-epidermal junction. | *Large blood vessels at the dermal-epidermal junction - between the rete ridges. | ||
*Viral changes - perinuclear halo, nucleus small and hyperchromatic<ref name=Ref_Derm106-7>{{Ref Derm|106-7}}</ref> - '''important''' | *+/-Viral changes - perinuclear halo, nucleus small and hyperchromatic<ref name=Ref_Derm106-7>{{Ref Derm|106-7}}</ref> - '''important''' when present. | ||
**+/-Binucleation. | **+/-Binucleation. | ||