A root canal treatment cleans out the inside of a tooth when the pulp, the soft tissue holding its nerves and blood vessels, is badly inflamed or infected. The alternative is usually removing the tooth (ADA, teeth.org.au, root canal treatment).
- Antibiotics alone don’t cure a root canal infection (healthdirect, root canal treatment).
- Without treatment the infection can worsen and the tooth may need removal (healthdirect, root canal treatment).
- Afterwards the tooth needs a filling or crown.
What can lead to one?
- Deep decay that reaches the pulp.
- A crack that lets bacteria in.
- A severe knock from sport, an accident or a fall.
- Repeated dental work that has harmed the pulp (ADA, teeth.org.au, root canal treatment; healthdirect, root canal treatment).
That last one is why we keep an eye on old, large or failing fillings. A filling that chips or cracks can trap food and bacteria (healthdirect, fillings), and decay beneath it can go unnoticed until it’s deep. Regular check-ups, plus an X-ray where it helps, let us find it early (ADA, teeth.org.au, dental X-rays).
What are the signs?
- Severe pain that doesn’t settle with pain medication.
- Pain when you bite or chew.
- Pain from hot or cold that lingers after the drink has gone.
- A pimple on the gum beside a tooth.
- Swelling inside your mouth or in your face (ADA, teeth.org.au, root canal treatment).
- A tooth that has turned darker (healthdirect, root canal treatment).
An infected root canal can stay quiet at first (healthdirect, root canal treatment). Face swelling with a fever, or any trouble swallowing or breathing, is urgent: ring us, or 000.
What happens during treatment?
Your dentist takes an X-ray, numbs the area and places a rubber dam over the tooth. The pulp is removed, the canals are cleaned, shaped and disinfected, then filled and sealed. It can take one visit or several (healthdirect, root canal treatment; ADA, teeth.org.au, root canal treatment).
The tooth then needs a filling or crown. Research shows a crown after root canal treatment helps the tooth last longer (ADA, teeth.org.au, root canal treatment).
What are your options?
The one alternative is taking the tooth out, and then you choose whether to replace it (ADA, teeth.org.au, root canal treatment). We go through what each path involves, including risks and costs.
Read root canal or implant.
Sources
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Want more on this topic? This page goes further, and it lists questions to bring to your visit.
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