It : It is hard to say why you have the "blister". It is possible if you were hit hard enough, your tooth fractured under the gumline. If that is the case, you may need to have it extracted. It's best that you go to a dentist to have an xray to determine what damage has been done.
Answered 10/3/2016
5.3k views
Tooth trauma: The blister can be a fistula caused by the tooth becoming non vital due to the trauma. A root canal may be required.
Answered 2/9/2013
5.3k views
Yes: It is very difficult to diagnose with out a clinical exam you need to see a dentist asap.
Answered 9/14/2015
4.9k views
2 doctors weighed in across 2 answers
7 doctors weighed in across 4 answers
2 doctors weighed in across 2 answers
2 doctors weighed in across 2 answers
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question