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Related Experiment Video

Updated: Jul 13, 2026

Measuring Maxillary Posterior Tooth Movement: A Model Assessment using Palatal and Dental Superimposition

Measuring Maxillary Posterior Tooth Movement: A Model Assessment using Palatal and Dental Superimposition

Published on: February 23, 2024

[Partial orthodontic treatment--a case report and its implications].

S Goren¹, N Brezniak

¹Orthodontic Department, Medical Corps, Israel Defence Forces.

Refu'At Ha-Peh Veha-Shinayim (1993)

|August 19, 2007

Summary

Narrowing the maxillary arch during orthodontic treatment can unexpectedly cause lower incisor crowding. This case report highlights an important consideration for adult orthodontic patients seeking treatment for dental alignment.

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Area of Science:

Orthodontics
Dental Arch Development

Background:

Lower incisor crowding is a common orthodontic concern in adults.
Existing theories on lower incisor crowding do not fully explain rapid development.

Observation:

A young adult patient developed mild lower incisor crowding within one year during partial orthodontic treatment focused on the maxillary arch.
The crowding necessitated the inclusion of the lower arch in the treatment plan.

Findings:

Narrowing the maxillary arch in the canine region was identified as the primary cause of the accelerated lower incisor crowding.
This finding suggests a direct link between upper arch width and lower incisor alignment, a relationship not previously emphasized for crowding.

Implications:

Related Experiment Videos

Last Updated: Jul 13, 2026

Measuring Maxillary Posterior Tooth Movement: A Model Assessment using Palatal and Dental Superimposition

Measuring Maxillary Posterior Tooth Movement: A Model Assessment using Palatal and Dental Superimposition

Published on: February 23, 2024

Orthodontic treatment planning should consider the potential impact of maxillary arch width modifications on lower incisor stability.

This highlights a novel etiological factor for lower incisor crowding, relevant for adult orthodontic patients.