Many things: Most likely i guess would be a patch of eczema kind of like an allergy, but there could be many causes of what you describe.
Answered 4/4/2017
4.9k views
Dermatitis: This could be eczema, psoriasis, or localized irritation.
Answered 12/8/2013
4.9k views
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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