When most people think about a root canal, they have a fairly simple picture of the procedure in mind. However, root canal therapy varies considerably depending on which tooth is being treated, how many roots it has, the shape of those roots, and where the tooth sits in the mouth. Some root canals are relatively quick and predictable, but others can be a bit of a challenge for even the most skilled dentists and endodontists. Here’s a closer look at why.
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