How To Tell If You Need A Root Canal After A Crown. Under normal conditions, white blood cells would be sent to fight off an injection. It is not always necessary to get a root canal when a dentist places a dental crown.
This is to prevent sensitivity and allow mastication. It’s important to remember that root canal therapy is just the first step in returning your tooth back to its full function. When a tooth is prepared for a crown by a dentist, the tooth structure encompessing the nerve can be thick and stable or thin and weak.
Most of the time, a dentist can get a good enough feel for the need of a root canal while preparing the tooth and will warn the patient.or not.
However, you should be aware of signs that indicate when a dental crown is due for a replacement. Back grinding teeth, molars and premolars, typically need a dental crown after a root canal. After a root canal, your natural tooth remains in place, but it is fragile and usually requires a dental crown for protection. You feel sharp pain in your tooth when you bite in a certain way.