Tooth blood test could end guesswork in root canal decisions
NCT ID NCT07466095
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looks at whether two substances in the blood of a tooth's pulp—IL-8 and presepsin—can help dentists tell the difference between a tooth infection that can heal on its own and one that needs a root canal. Researchers will collect pulp blood samples from 50 patients with different tooth conditions and measure the levels of these markers. If the markers match the actual tooth health, it could lead to a simple test to guide treatment.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
- What this could lead to
- If successful, this could lead to a more accurate, biomarker-based way to diagnose pulpitis severity, reducing unnecessary root canals or missed treatments.
- What could go wrong
- This is a small, early observational study with only 50 participants. The biomarkers may not reliably distinguish between pulpitis types in real-world settings.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
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