1 doctor weighed in:

Blood blister under tongue, floor of mouth, what to do?

1 doctor weighed in
Dr. Nathaniel Chan
Dentistry

In brief: See dentist

As a general rule, any trauma related injury in the mouth heals within 2 weeks.
If it lasts longer or recurs, then you should see your dentist to have it checked.

In brief: See dentist

As a general rule, any trauma related injury in the mouth heals within 2 weeks.
If it lasts longer or recurs, then you should see your dentist to have it checked.
Dr. Nathaniel Chan
Dr. Nathaniel Chan
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