It may be: Without an exam, it is basically impossible to tell you what it may be. A cold sore is certainly a possibility. If the area persists or does not resolve in the next several days, then see a Doctor to get properly examined and diagnosed. Best wishes.
Answered 4/1/2015
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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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