Fungus: The most likely answer is a tinea pedis, or fungus infection. But it can be as far ranging as psoriasis or many other skin conditions. Lichen planus comes to mind. If over the counter anti fungals do not work, you should see your podiatrist.
Answered 4/23/2017
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2 doctors weighed in across 2 answers
A doctor has provided 1 answer
A doctor has provided 1 answer
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