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Related Concept Videos

Tooth Anatomy01:21

Tooth Anatomy

The human tooth enables us to eat a variety of foods, speak clearly, and even aid in shaping our faces. Teeth are composed of various elements that work together. Here's a detailed look at the anatomy of a human tooth.
The Crown, Neck, and Root
The visible part of the tooth is referred to as the crown. It's covered by enamel, the hardest substance in the human body. The crown is uniquely shaped for each type of tooth, allowing for different functions such as cutting, tearing, or grinding food.
Teeth01:15

Teeth

The formation of teeth, also known as odontogenesis, is a complex process that begins in utero, around the sixth week of embryonic development. There are three stages to this process: the bud stage, the cap stage, and the bell stage.
In the bud stage, the tooth germ (an aggregation of cells) starts to form in the developing jawbone. During the cap stage, the tooth germ differentiates into enamel organ, dental papilla, and dental sac, which will later develop into the tooth's enamel, dentin and...

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Related Experiment Video

Updated: Jun 3, 2026

Lateral Molar Approach-Driven Transoral Endoscopic Procedure for Benign Infratemporal Fossa Tumor Resection
04:04

Lateral Molar Approach-Driven Transoral Endoscopic Procedure for Benign Infratemporal Fossa Tumor Resection

Published on: August 15, 2025

[Two-rooted right maxillary lateral incisor: a case report].

Hong Yang1

  • 1Department of Stomatology, The Central Hospital of Maanshan City. Maanshan 243000, Anhui Province, China. redtooth2010@hotmail.com

Shanghai Kou Qiang Yi Xue = Shanghai Journal of Stomatology
|March 25, 2011
PubMed
Summary

A rare two-rooted maxillary lateral incisor with incomplete root canal treatment was successfully managed. Conventional endodontic therapy ensured both canals were properly filled, preserving the tooth.

Related Experiment Videos

Last Updated: Jun 3, 2026

Lateral Molar Approach-Driven Transoral Endoscopic Procedure for Benign Infratemporal Fossa Tumor Resection
04:04

Lateral Molar Approach-Driven Transoral Endoscopic Procedure for Benign Infratemporal Fossa Tumor Resection

Published on: August 15, 2025

Area of Science:

  • Dentistry
  • Endodontics
  • Dental Anatomy

Background:

  • Maxillary lateral incisors typically possess a single root and canal.
  • Anatomical variations, such as two-rooted teeth, present diagnostic and treatment challenges.
  • Previous endodontic therapy may be incomplete, necessitating re-treatment.

Observation:

  • A maxillary lateral incisor was identified with two distinct roots and two root canals.
  • Radiographic examination confirmed the presence of two canals.
  • One canal showed inadequate filling, while the other was well-obturated.

Findings:

  • Conventional root canal therapy was performed on the two-rooted maxillary lateral incisor.
  • Post-operative radiography demonstrated successful and complete obturation of both root canals.
  • The treatment addressed the previous incomplete endodontic procedure.

Implications:

  • This case highlights the importance of thorough radiographic assessment to identify root canal anomalies.
  • Successful endodontic management of complex root anatomy is achievable with conventional techniques.
  • Understanding dental anatomy variations is crucial for effective endodontic treatment planning and execution.