Related Questions

Molar is very painful when biting, jaw and lymph nodes hurt and swollen. Would extraction solve my problem. Had a root canal on same tooth already.

Possible reinfection. You could be exhibiting signs of an infection under the tooth in the bone. Call your dentist. Once he has determined the source, which tooth, the infection can be controlled with antibiotics. When you are comfortable and more apt at making a good decision, you can look at options to correct problem. . Read more...
See Endodontist. get this tooth evaluated by a root canal specialist. If the root canal is failing, a specialist can often retreat it. Read more...