Why Root Canals Fail — And What Can Be Done to Save the Tooth
A root canal is designed to eliminate infection and preserve a natural tooth for many years. In most cases, it works extremely well. However, some patients experience lingering pain, swelling, or reinfection and wonder why their root canal didn’t succeed. Understanding why root canals fail—and what options are available—can help you take the right next step and potentially save your tooth. At Eastern Idaho Endodontics, we frequently treat teeth that were previously treated elsewhere and now need expert evaluation. What Does It Mean When a Root Canal Fails? A failed root canal occurs when bacteria remain inside the tooth or
