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afya
Erythema Multiforme
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> acute, self-limiting, recurrent hypersensitivity reaction to infection and medication target lesions ? blister at centre, symmetrical peripheral (usually limbs) 20-40yr, F esp with HIV drugs - barbiturates, sulphonamides, aspirin infection - ''HSV'', typhoid, mycoplasma, TB, orf inflammation - inflammatory bowel, collagen vascular disease, allergy other - vitamin A,B6,C deficiency, pregnancy, post-radiation, Mx treat underlying condition - if recurrent may need propyhlactic acyclovir for HSV antihistamine if itch topical steroid ??oral steroid avoid 2ndary infection and dehydration may take 3/52 to resolve ? separate entity but similar Steven Johnson Syndrome and Toxic Epidermal Necrolysis
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Erythema