Probably not: It is common after minor trauma to get a blood blister on the inner lining of the cheek. This will absorb quickly unless you have a clotting problem.
Answered 1/27/2018
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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
4 doctors weighed in across 2 answers
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