Root Canal Concerns

Doctor In-Charge: Dr Christine Ma

A root canal treatment is often performed to save a tooth that has been affected by decay, infection, trauma, or inflammation. In many cases, root canal treatment can be highly successful and last for many years. However, if you continue to experience discomfort or develop new symptoms around the treated tooth, it may be a sign that a problem is developing beneath the surface.

Root canal concerns can arise for various reasons and do not always mean that treatment has failed. At kohe™ Dental, we take a comprehensive and holistic approach to identifying the contributing factors and developing a personalised treatment plan that supports long-term and sustainable results.

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What Problems Can Occur After Root Canal Treatment?

A root canal treatment is designed to remove infection from within a tooth and preserve it for the long term. While many root canal treatments can last for decades, problems may occasionally develop either soon after the treatment or many years later. These issues are often associated with persistent infection, reinfection, structural damage to the tooth, bite-related problems, or factors that affect healing. Effective treatment begins with understanding the root cause and tailoring a plan to each patient's needs.

Signs & Symptoms

You may be experiencing a root canal-related problem if you notice:

Persistent Tooth Pain or Discomfort
Pain that continues after treatment or returns many years later is a sign of ongoing inflammation or infection of the tooth.
Pain When Biting or Chewing
Pain when applying pressure to the tooth may be a sign of infection, inflammation, a crack in the tooth, or bite-related problems.
Swelling or Recurring Gum Pimple
Swelling of the gums or the presence of a small pimple-like bump near the tooth may indicate an infection.
Changes in the Appearance of the Treated Tooth
Darkening, cracking, or recurring infection of the root canal-treated tooth may suggest an underlying issue.

Concerned About Your Symptoms?

If you have noticed any of the symptoms above, a comprehensive dental assessment can help identify the underlying cause and determine the most appropriate treatment for your needs.
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What Causes Problems After Root Canal Treatment?

The exact cause of root canal issues varies from patient to patient. Understanding what is happening beneath the surface allows for a targeted approach to treatment that ensures sustainable long-term results.

Some possible causes include:

  • Persistent or recurrent infection caused by bacteria remaining within the root canal
  • New bacterial contamination due to leakage around filling, crowns or restorations
  • Cracks or fractures that develop within the tooth and allow bacteria to enter
  • Excessive forces from grinding, clenching or bite imbalances that place stress on the tooth
  • Underlying gum disease, bone loss, medical conditions, or lifestyle factors that affect the body’s natural ability to heal

Why Persistent Symptoms Should Not Be Ignored

Ongoing symptoms following a root canal treatment may indicate that an infection, inflammation or other underlying issues persist. If left untreated, this could lead to progressive bone loss around the tooth, weakening the support structures that help keep the tooth stable and healthy. Delaying treatment may also reduce the likelihood of preserving the natural tooth, resulting in more complex and costly treatments in the future. Early intervention allows the underlying cause to be identified and addressed before the condition progresses further.

How Does kohe™ Dental Assess Root Canal Problems?

Care That Starts With You

An effective treatment plan begins with understanding the underlying cause of your root canal problem. During your consultation at kohe™ Dental, our experienced dental team will conduct a comprehensive assessment of your oral health, existing medical conditions and lifestyle to determine the contributing factors. This enables us to develop a personalised treatment plan that promotes long-term oral health and minimises the risk of complications.

Understanding Your Symptoms and Medical History

Your consultation begins with a discussion with your dentist where you share your concerns, symptoms and overall health. You may be asked about your treatment history, when you first noticed the symptoms, how often they occur and whether they have worsened over time.

As a holistic dental practice, kohe™ Dental also considers factors beyond the mouth. Your medical history, lifestyle habits and overall oral health are reviewed to identify any potential contributing factors that may result in recurring dental issues.

Comprehensive Clinical Examination

Next, your dentist will carefully examine your teeth, gums, existing dental work, and overall health. This allows us to assess the condition of your mouth and identify any signs of infection, inflammation, fracture, or structural compromise.

Bite Analysis

Problems such as teeth grinding, clenching or bite imbalances can contribute to root canal issues. We evaluate how your teeth come together and assess your bite function to determine whether excessive forces could be affecting your oral health.

Dental X-Rays and CBCT Scan

Dental X-rays may be recommended for a more detailed assessment of the root canal treatment, surrounding bone, hidden infection, fractures, and anatomical complexities. If necessary, a CBCT scan may also be required for a three-dimensional view of the mouth.

Developing a Personalised Treatment Plan

After evaluating all possible causes and determining the most likely option, we create a personalised treatment plan designed to address the root cause of the problem. This helps to reduce the likelihood of future relapses. Our goal is to preserve as much natural tooth as possible while resolving the source of the problem.

Treatment Options

Depending on your diagnosis and symptoms, your dentist may recommend the following treatment options:
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Comprehensive Root Canal Assessment
A detailed evaluation of your root canal-treated tooth to identify the underlying cause of the symptoms.
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Root Canal Retreatment
Re-cleaning and disinfecting the root canal system to address persistent or recurrent infection.
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Apicoectomy (Root-End Surgery)
A minor surgical procedure that removes infection around the tip of the root if other treatment options are unsuitable.
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Tooth Restoration or Replacement
Depending on the severity of the issue, treatment may involve a new filling, crown, protective restoration, or replacement of the tooth if it cannot be preserved.
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Frequently Asked Questions

Do you have questions about repeated dental problems? Here are the most common questions we receive from our patients.

Why does my tooth still hurt after a root canal treatment?
Some discomfort around the root canal-treated tooth is expected for a short period after the treatment. However, persistent pain or symptoms that return months or years after the treatment may indicate ongoing inflammation, infection or a crack in the tooth that requires further assessment.
Can a root canal tooth fail many years later?
Yes. While root canal treatment has a high success rate, there are cases where the tooth can develop problems again many years after the procedure. This could be due to reinfection, new decay, fractures, restoration failure, or changes in the surrounding bone and gums that affect the health of the tooth.
How do I know if my root canal is infected again?

Common signs of reinfection may include pain when biting, swelling, tenderness, a recurring gum pimple, unpleasant taste or discharge, or persistent discomfort around the tooth. A comprehensive dental assessment is required to determine the root cause of the symptoms.

Can a failed root canal be treated without extracting the tooth?
With early intervention and targeted treatment, most failing root canal-treated teeth can be saved without having to extract the tooth. Depending on the underlying cause, possible options include root canal re-treatment or apicoectomy (root-end surgery).
Should I save the failing root canal tooth or replace it?

Whenever possible, preserving a healthy natural tooth is generally preferred. However, if the tooth has extensive damage, severe fracture, or cannot be predictably restored, replacement options may need to be considered. Your dentist can help you understand the benefits and limitations of each option based on your individual needs.

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Our Holistic Dentist

Dr Christine Ma is a UK-trained holistic and biological dentist that takes a holistic approach to dentistry.

Dr Christine Ma (1023 x 1280)
Dr Christina Ma
Holistic and Biological Dentist

Why Visit Dr Christine Ma

  • Holistic and biological dentist with a focus on working with conditions experienced by:
    • Pregnant women,
    • Children who have material sensitivities,
    • Patients with medical conditions or allergies and, 
    • Patients who have had previous bad dental experiences.
  • UK-trained dentist who has worked in the United Kingdom for more than 10 years in both public and private service.
  • More than 10 years of experience working with biomimetic and minimally invasive dentistry. 
  • Works with patients who want to correct their oral health in relation to their physical (systemic health).

Why Choose kohe™ Dental

If you are experiencing persistent pain, swelling, discomfort when biting, or concerns about a previous root canal treatment, it may be time to have the tooth assessed. At kohe™ Dental, we take a comprehensive and holistic approach to understanding the factors contributing to your symptoms and identifying the most appropriate treatment options. Where possible, our goal is to preserve your natural tooth while supporting your long-term oral health. Book a consultation with our team today to better understand the cause of your symptoms and explore your treatment options.
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