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Updated: Jun 2, 2026
11:09
A Simple Protocol for Mapping the Plant Root System Architecture Traits
Published on: February 10, 2023
Continued development of the root separated from the main root
Il-Young Jung1, Eui-Seong Kim, Chan-Young Lee
1Department of Conservative Dentistry, Yonsei University, Seoul, Korea.
Journal of Endodontics
|April 19, 2011
Summary
Developing teeth with infected pulps can experience unusual root development. A separated root tip can form and continue developing independently, impacting overall tooth structure.
Area of Science:
- Dentistry
- Endodontics
- Developmental Biology
Background:
- Endodontic infection or trauma can disrupt developing tooth root formation.
- Immature teeth present unique challenges in endodontic treatment due to incomplete root development.
Observation:
- Two cases of immature mandibular second premolars with infected pulps were analyzed.
- A separated root tip, alongside the main root, was noted in one case at initial presentation.
- Both apexification and revascularization were explored as treatment modalities.
Findings:
- Following apexification, a separate root tip continued development apically to the main root.
- In the revascularization case, the separate root showed continued formation, while the main root's development stalled.
- Hertwig's epithelial root sheath and apical papilla cells can form a separate root tip when displaced.
Implications:
- This phenomenon highlights the potential for independent root formation from displaced dental tissues.
- Understanding these developmental anomalies is crucial for predicting treatment outcomes in immature teeth.
- Further research into managing these separated root structures may improve endodontic success rates.
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