Rash: Sudden appearance of a rash-- the first and formost in differential is Contact Allergic Dermatitis. Figure out the allergen and try treating it with over the counter hydrocortisone. If no improvement in 1 week-- see your MD
Answered 10/23/2017
3.8k views
Sudden rash: These lesions need to be visualized & a history needs to be obtained in order to make an accurate diagnosis. Sometimes lab testing or biopsy is necessary.
Answered 10/24/2017
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