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// Endodontics

When Is Root Canal Treatment Needed?

The most-misunderstood dental treatment. Mistaken for extraction, feared as painful, delayed too long. A clear explanation.

Specialist Dentist Anıl ÇetinWritten by
22 March 2026Published
4 minread
When Is Root Canal  Treatment Needed?
Endodontics·4 min
// Quick answer

Root canal treatment is needed when the tooth nerve (pulp) is infected or irreversibly inflamed. In its modern form it is microscope-assisted, uses rotary systems under local anaesthesia, and completes in one or two sessions; it is the alternative to extraction.

// Key takeaways
  • 01Root canal is needed when the pulp is infected or irreversibly inflamed; it was developed as the alternative to extraction.
  • 02Signs include prolonged pain to hot or cold, discomfort that worsens at night, tenderness on biting, and sometimes facial swelling.
  • 03If left untreated, infection spreads to the bone, an abscess forms and the tooth is lost. At which point an implant becomes necessary.
  • 04Micro endodontics rescues previously failed cases by making lateral canals and complex anatomy visible under the surgical microscope.

A guest arrived recently after six months of sleepless nights from tooth pain. First question: "Will it need extraction?" Second: "Will the root canal hurt?"

Seen through the window of modern endodontics, the answer to both is most likely no. Root canal treatment was born as the alternative to extraction. In its modern form, microscope-assisted, with rotary systems, under local anaesthesia, it completes in one or two sessions. Pain during the procedure is no different from a standard filling.

When is it needed? When the tooth nerve (pulp) is infected or irreversibly inflamed. Signs: prolonged pain to hot or cold, discomfort that worsens at night, tenderness on biting, sometimes facial swelling.

What happens if not treated? Infection spreads to the bone, an abscess forms, and the tooth is eventually lost. At which point implant treatment becomes necessary. So: root canal treatment is always cheaper, faster and less invasive than an implant.

Micro endodontics, root canal under the surgical microscope, is used to rescue cases that previously failed. Lateral canals, calcified zones, complex anatomy invisible to conventional endodontics: all visible at up to five hundred times magnification.

Let’s plan the right treatment together.

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EndodonticsRoot CanalMicro Endodontics
// Written by
Medically reviewed by: Specialist Dentist Anıl Çetin

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// Frequently Asked

Frequently asked questions

Is root canal treatment very painful?+

No. It is performed under local anaesthesia, and the sensation during the procedure is no different from a standard filling.

How many sessions does a root canal take?+

In its modern, microscope-assisted form with rotary systems, treatment completes in one or two sessions.

What happens if I don't get a root canal?+

The infection spreads to the bone, an abscess forms, and the tooth is eventually lost. At which point implant treatment becomes necessary.

What is micro endodontics and when is it used?+

It is root canal treatment performed under the surgical microscope, used to rescue previously failed cases by revealing lateral canals, calcified zones and complex anatomy at high magnification.

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