Dermatitis: Difference between revisions
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| Hyperkeratosis, atrophic epidermis, sclerosis of dermis and dermal lymphocytes.<ref name="emed">{{cite web|url=https://emedicine.medscape.com/article/1123316-overview#|title=Lichen Sclerosus|author=Lisa K Pappas-Taffer|website=Medscape}} Updated: May 17, 2018</ref> | | Hyperkeratosis, atrophic epidermis, sclerosis of dermis and dermal lymphocytes.<ref name="emed">{{cite web|url=https://emedicine.medscape.com/article/1123316-overview#|title=Lichen Sclerosus|author=Lisa K Pappas-Taffer|website=Medscape}} Updated: May 17, 2018</ref> | ||
| [[File:Micrograph of lichen sclerosus.jpg|190px]] | | [[File:Micrograph of lichen sclerosus.jpg|190px]] | ||
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! Erythema multiforme | |||
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! Lupus erythematosis | |||
| Typical findings in systemic lupus erythematosus:<ref>{{cite web|url=https://www.pathologyoutlines.com/topic/skinnontumorlupussle.html|title=Skin inflammatory (nontumor) > Lichenoid and interface reaction patterns > Lupus: systemic lupus erythematosus (SLE)|author=Mowafak Hamodat|website=PathologyOutlines}} Topic Completed: 1 August 2011. Revised: 26 March 2019</ref> | |||
*Fibrinoid necrosis at the dermoepidermal junction | |||
*Liquefactive degeneration and atrophy of the epidermis | |||
*Mucin deposition in the reticular dermis | |||
*Edema, small hemorrhages | |||
*Mild and mainly lymphocytic infiltrate in the upper dermis | |||
*Fibrinoid material in the dermis around capillary blood vessels, on collagen and in the interstitium | |||
*In non-bullous cases, perivascular and interstitial neutrophils are sometimes present in the upper dermis, with damage to blood vessels | |||
| [[File:Histopathology of systemic lupus erythematosus.jpg|190px]] | |||
| [[File:Butterfly rash of lupus erythematosus.jpg|190px]] | |||
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An interface dermatitis with vacuolar alteration, not otherwise specified, may be caused by viral exanthems, phototoxic dermatitis, acute radiation dermatitis, erythema dyschromicum perstans, lupus erythematosus and dermatomyositis.<ref name="Alsaad2005"/> | |||
An interface dermatitis with vacuolar alteration, not otherwise specified, may be caused by viral exanthems, phototoxic dermatitis, acute radiation dermatitis | |||
====Psoriaform dermatitis==== | ====Psoriaform dermatitis==== | ||