How To Tell If You Need A Root Canal After A Filling. If you experience any of the following symptoms, your dentist may recommend root canal treatment. Crowns can be made of ceramic, gold alloy, or porcelain fused to metal.
Possible causes of jaw pain after a filling. Tooth pain and sensitivity could indicate that you need a filling or a root canal. Your endodontist can tell by looking at how deep the cavity is.
They can adjust the filling so it better matches your other teeth.
You would need a 3d cone beam scan to determine if there is another canal that might have been missed during the root canal treatment or there is a root fracture. In most cases the inflamed tissue near the tooth will heal naturally. This is the most accurate method. After the bacteria have been removed, the root canal is filled and the tooth sealed with a filling or crown.