<abstract xmlns="http://www.w3.org/1999/xhtml"><sec><h3>Background</h3><p>The extraction of an upper lateral incisor for orthodontic purposes is rare and must be adequately justified.</p></sec><sec><h3>Aim</h3><p>The present case report describes the management of a skeletal Class II crowded malocclusion that was facilitated by the extraction of upper lateral incisors and lower first premolars.</p></sec><sec><h3>Methods</h3><p>A 14-year-old male patient presented with a skeletal Class II crowded malocclusion with associated speech and chewing difficulties. Phase I of treatment involved the extraction of the upper lateral incisors and functional appliance therapy. Phase II included the extraction of lower first premolars and mechanotherapy using full fixed appliances.</p></sec><sec><h3>Results</h3><p>An improvement in aesthetics and sagittal relations was achieved during phase I therapy as the mandible was advanced over a period of eight months. Mandibular skeletal change was 6.5 mm observed at pogonion. During phase II therapy, the maxillary canines were substituted for lateral incisors and a functional occlusion was achieved. The skeletal correction and occlusion were stable one year after debonding.</p></sec><sec><h3>Conclusion</h3><p>The present case indicated that the timely extraction of palatally-placed maxillary lateral incisors facilitated functional appliance therapy in the management of a skeletal Class II problem. The crowding of the lower anterior teeth was relieved and alignment of the upper arch was achieved with full fixed appliance therapy, resulting in improved aesthetics and a stable occlusion at one year review.</p></sec></abstract>

BackgroundThe extraction of an upper lateral incisor for orthodontic purposes is rare and must be adequately justified.AimThe present case report describes the management of a skeletal Class II crowded malocclusion that was facilitated by the extraction of upper lateral incisors and lower first premolars.MethodsA 14-year-old male patient presented with a skeletal Class II crowded malocclusion with associated speech and chewing difficulties. Phase I of treatment involved the extraction of the upper lateral incisors and functional appliance therapy. Phase II included the extraction of lower first premolars and mechanotherapy using full fixed appliances.ResultsAn improvement in aesthetics and sagittal relations was achieved during phase I therapy as the mandible was advanced over a period of eight months. Mandibular skeletal change was 6.5 mm observed at pogonion. During phase II therapy, the maxillary canines were substituted for lateral incisors and a functional occlusion was achieved. The skeletal correction and occlusion were stable one year after debonding.ConclusionThe present case indicated that the timely extraction of palatally-placed maxillary lateral incisors facilitated functional appliance therapy in the management of a skeletal Class II problem. The crowding of the lower anterior teeth was relieved and alignment of the upper arch was achieved with full fixed appliance therapy, resulting in improved aesthetics and a stable occlusion at one year review.

The extraction of maxillary lateral incisors for the treatment of a Class II crowded malocclusion: a case report

Australasian Orthodontic Journal

This work is licensed under the Creative Commons Attribution 4.0 International License.

BackgroundThe extraction of an upper lateral incisor for orthodontic purposes is rare and must be adequately justified.AimThe present case report describes the...

The extraction of maxillary lateral incisors for the treatment of a Class II crowded malocclusion: a case report

Publicado en línea: 15 ago 2021

Páginas: 107 - 115

Recibido: 01 may 2014

Aceptado: 01 ene 2015

DOI: https://doi.org/10.21307/aoj-2020-146

© 2015 Heemanshu R. Dave et al., published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.