Lip bump: This sounds like a small blister or cyst of the lip. This may develop into a cold sore. Often times these are caused by viruses. Abreva over the counter may be of some benefit in treating cold sores. If it does not improve over the next week then check with your PCP.
Answered 5/16/2015
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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