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FAQ Frequently asked questions
What is root canal treatment?
Root canal treatment, also called endodontic treatment, is a dental procedure used to save an infected or badly decayed tooth. It is a common procedure that has been used for decades to save teeth that would otherwise have to be extracted.
Why do I need so many visits to complete my root canal treatment?
Each tooth is different. Some have only one canal that contains a nerve (such as the front teeth) while others have three or four canals (such as back molars). It takes time for the dentist to find these canals and …
Does root canal treatment hurt?
Before starting treatment, your dentist will inject local anesthetic around the tooth to numb it for the procedure. Your dentist or endodontist (a dentist specializing in the treatment of roots of the teeth) will be able to give you enough anesthetic to keep …
Will I need a crown after my root canal treatment?
If a molar or back tooth needs root canal treatment, because it has broken or is very decayed, it will usually need a crown to hold it together afterwards. It depends on how much of the healthy tooth structure is left and what the risk is …
What can I do if my root canal treatment has failed?
A failed root canal treatment can usually be treated again. Sometimes there are bacteria still present in the tooth that multiply over time and cause a re-infection, or there may be extra canals in your tooth that the dentist could not …
Can a root canal-treated tooth still get decay?
A root canal-treated tooth can certainly still get decay. It is important to brush and floss around the tooth as usual and have a regular check-up with your dentist to check for problems. Even with a crown over the top of the tooth, decay can …
Can a regular dentist do a root canal treatment, or do I need to see a specialist?
Most regular dentists are trained to do root canal treatments. However, some dentists have more experience in this treatment than others and have a better success rate. It is important to ask your dentist …
Will my tooth change color after root canal treatment?
Teeth sometimes turn grey after root canal treatment. This is often a result of the medicated pastes that the dentist uses to clear the infection inside the tooth. For many back teeth, this is not a problem as they are not very …
About this article
Author: Dr Livia Naharnowicz BDSc, AAICD
First answered: 17 Oct 2014
Last reviewed: 19 May 2018
Rating: 4.3 out of 5
Votes: 42 (Click smiley face below left to rate)
Category: Root canal treatment