Signs You May Need a Root Canal: When to See Your Dentist

A toothache can be more than just an annoyance—it could be a sign of a serious dental issue. When decay or infection reaches the inner pulp of a tooth, a root canal treatment may be necessary to save it. However, many people delay treatment due to fear or uncertainty, which can lead to further complications.

This guide will help you understand the common signs that indicate you may need a root canal, the risks of postponing treatment, and what to expect during the procedure. If you’re experiencing any of the symptoms below, scheduling a consultation with your dentist as soon as possible is crucial.

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What Is a Root Canal and Why Is It Needed?

A root canal is a dental procedure designed to treat infection or damage deep within a tooth. The inner pulp of the tooth, which contains nerves and blood vessels, can become inflamed or infected due to:

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• Deep tooth decay (cavities reaching the pulp)
• Cracks or fractures in the tooth
• Repeated dental procedures on the same tooth
• Trauma to the tooth, even if there’s no visible damage

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If left untreated, the infection can spread, leading to severe pain, abscesses, and even tooth loss. A root canal removes the infected pulp, cleans the canal, and seals the tooth to prevent further damage.

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Key Signs You May Need a Root Canal

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1. Persistent Tooth Pain

One of the most common symptoms of a damaged or infected tooth is continuous or severe pain. This pain may:

• Be constant or come and go
• Worsen when chewing or applying pressure
• Radiate to the jaw, face, or surrounding teeth

Pain that doesn’t go away with over-the-counter painkillers or persists for days should be evaluated by a dentist.

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2. Sensitivity to Hot or Cold

A lingering sensitivity to hot or cold foods and drinks—such as coffee, tea, or ice cream—can indicate nerve damage within the tooth. If you experience a sharp or prolonged "zinging" sensation when consuming hot or cold items, it may be a sign that the tooth’s pulp is inflamed or infected.

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3. Swollen or Tender Gums

Swelling or tenderness in the gums near the affected tooth may indicate an underlying infection. In some cases, a small, pimple-like bump (dental abscess) may appear on the gum, which may ooze pus. This is a sign of an active infection that requires urgent dental attention.

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4. Tooth Discolouration

If a tooth appears darker than the surrounding teeth, it could be due to nerve damage or internal infection. A grey or brownish hue suggests that the tooth's pulp is deteriorating and may require a root canal.

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5. Pain When Chewing or Touching the Tooth

Increased sensitivity or discomfort when biting down or applying pressure may indicate an inflamed or infected tooth pulp. This symptom often worsens over time and is a common sign of pulp damage.

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6. A Loose Tooth

If a tooth feels loose without injury, it could be due to infection weakening the bone and ligaments supporting the tooth. This is a serious issue that requires immediate dental intervention.

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What Happens If You Delay Treatment?

Delaying a necessary root canal can lead to serious dental and overall health complications. Some risks include:

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1. Spread of Infection

A bacterial infection inside the tooth can spread to the jawbone, surrounding teeth, and even the bloodstream, leading to more extensive dental work or medical treatment.

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2. Formation of a Dental Abscess

An untreated infection can develop into an abscess, a pus-filled pocket that causes intense pain and swelling. Abscesses may require additional surgery, such as tooth extraction or gum drainage.

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3. Tooth Loss

If the infection progresses too far, the affected tooth may become too damaged to save, leading to extraction and the need for a dental implant or bridge.

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4. Systemic Health Risks

Severe dental infections have been linked to heart disease, diabetes complications, and other health issues, as bacteria can enter the bloodstream.

Early intervention with a root canal can prevent these complications, saving your tooth and protecting your overall health.

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What to Expect During a Root Canal Procedure

Many people fear root canals, but modern dental techniques make the procedure relatively painless and highly successful. Here’s what to expect:

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Step 1: Diagnosis and X-Rays

Your dentist will assess your symptoms and take X-rays or a CBCT scan to examine the extent of the infection.

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Step 2: Local Anaesthesia

A numbing agent is applied to the affected area to ensure you feel no pain during the procedure.

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Step 3: Removing the Infected Pulp

The dentist creates a small opening in the tooth to access and remove the infected or damaged pulp.

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Step 4: Cleaning and Disinfection

The empty root canals are thoroughly cleaned and disinfected to eliminate bacteria.

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Step 5: Filling and Sealing the Tooth

The canals are filled with a biocompatible material (gutta-percha) and sealed to prevent reinfection.

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Step 6: Placing a Crown (If Needed)

In many cases, a dental crown is placed over the tooth to restore its strength and functionality.

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Frequently Asked Questions About Root Canals

Are Root Canals Painful?

No. With modern anaesthesia, root canals are no more painful than getting a filling. Most discomfort comes from the infection itself, not the procedure.

How Long Does a Root Canal Last?

With proper care, a root canal-treated tooth can last a lifetime. However, getting a dental crown can further protect the tooth from damage.

Can a Root Canal Fail?

While rare, root canals can sometimes require retreatment if bacteria re-enter the tooth. Regular dental check-ups help monitor long-term success.

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When to See Your Dentist

If you experience any of the warning signs mentioned above, don’t ignore them. Early treatment can save your tooth and prevent serious complications.

At Skye Dental in Capalaba, our expert team is here to provide gentle, effective root canal treatment using the latest technology to ensure your comfort.

Don’t wait—book a consultation today and protect your smile!

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Final Thoughts

Root canal treatment is a safe, effective solution for saving a severely damaged or infected tooth. By recognising the early warning signs and seeking prompt treatment, you can avoid unnecessary pain, prevent tooth loss, and maintain good oral health.

If you suspect you may need a root canal, don’t delay—contact Skye Dental today for expert care.

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