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Explain and reassure with patient education hand-out.
Bathe and shower as usual, using a neutral soap (e.g. Neutrogena, Dove).
Use a soothing bath oil (e.g. QV bath oil, Hamilton bath oil).
For itch, apply moderately potent topical corticosteroid daily.
Expose rash to sunlight (avoid sunburn) or UV therapy (if florid) 3 times/wk.
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Prognosis A mild self-limiting disorder with spontaneous remission in 2–10 wks (av. 2–5). Does not appear to be contagious.
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