Forearm?: If they are confined only to the forearms, I would suspect a sun sensitivity. Are you taking any drug which may cause photosensitivity (diuretic , antibiotic etc). Even ingredients in certain sunscreens may sensitive you upon exposure to sunlight. Consider seeing a dermatologist.
Answered 7/18/2016
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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