Multiple causes : There are many rashes that fit your symptoms including solar urticaria, polymorphous light eruption, variants of lupus, photosensitive drug reactions, and other possibilities. See a dermatologist while the rash is active for a potential biopsy and workup.
Answered 5/28/2013
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A doctor has provided 1 answer
A doctor has provided 1 answer
6 doctors weighed in across 2 answers
A doctor has provided 1 answer
2 doctors weighed in across 2 answers
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