Exploring Root Canal Failure: Causes and Prevention

When you hear the words root canal, the goal is simple—relieve pain, eliminate infection, and save your natural tooth. And in the vast majority of cases, root canal therapy is highly successful. But what happens when a root canal doesn’t go as planned? At Eastern Idaho Endodontics, we believe informed patients make confident decisions. Let’s take a closer look at why root canals can fail, what signs to watch for, and how to prevent complications moving forward. What Is Root Canal Failure? Root canal failure occurs when a treated tooth does not heal properly or becomes reinfected after the procedure.