Sometimes when a tooth is badly decayed the nerve inside becomes involved. Symptoms such as pain, swelling or sensitivity can be a sign of nerve involvement.
If left untreated this can lead to an infection or abscess.
![](https://indigodental.co.uk/wp-content/uploads/2022/05/root-canal.jpg)
Sometimes when a tooth is badly decayed the nerve inside becomes involved. Symptoms such as pain, swelling or sensitivity can be a sign of nerve involvement.
If left untreated this can lead to an infection or abscess.