Root canal treatment is most commonly needed when untreated tooth decay allows bacteria to reach the pulp, the soft tissue inside the tooth. Once the pulp becomes infected or severely inflamed, treatment may be necessary to remove the damaged tissue and preserve the natural tooth.
How Does a Small Cavity Lead to a Root Canal?
1. Deep Tooth Decay
A cavity can gradually spread through the enamel and dentin. If bacteria reach the pulp, the tooth may develop inflammation or infection.
2. Persistent Tooth Pain
Lingering sensitivity to hot or cold, spontaneous toothache, or pain while chewing may indicate that the pulp needs evaluation.
3. Cracks or Dental Injuries
A cracked tooth or an injury can expose or damage the pulp, sometimes leading to infection even when the damage is not immediately obvious.
4. Infection That Goes Untreated
Without appropriate care, infection inside the tooth can progress and affect the surrounding tissues. In some cases, a tooth may have pulp damage without noticeable pain, so symptoms alone cannot confirm the diagnosis.
Not every cavity needs a root canal. Your dentist will assess the tooth, and dental X-rays may help determine whether the pulp is affected and which treatment is appropriate.
At SRM Dental Clinic, Dr. Meyyappan can evaluate the cause of your tooth discomfort and explain whether root canal treatment is needed to preserve your natural tooth.
Have a toothache that keeps returning? Get the cause investigated rather than relying on temporary relief.
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