We can't: Diagnose without seeing it. Could be from. A bite, rash, fungus and many others. See podiatrist or dematologist.
Answered 8/31/2016
5k views
Hard to tell: Hard to tell without exam. Best to see a doctor.
Answered 7/28/2013
5k views
A doctor has provided 1 answer
4 doctors weighed in across 2 answers
A doctor has provided 1 answer
A doctor has provided 1 answer
5 doctors weighed in across 2 answers
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