Oral Breathing Effects on Malocclusions and Mandibular Posture: Complex Consequences on Dentofacial Development in Pediatric Orthodontics

<b>Background/Objectives</b>: Oral breathing is a common condition, particularly in children, and it is associated with significant changes in craniofacial development, dentomaxillary anomalies, and overall health. Despite extensive research, the role of oral breathing in the development...

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Main Authors: Dana Feștilă, Cristina Dora Ciobotaru, Tudor Suciu, Cristian Doru Olteanu, Mircea Ghergie
Format: Article
Language:English
Published: MDPI AG 2025-01-01
Series:Children
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Online Access:https://www.mdpi.com/2227-9067/12/1/72
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author Dana Feștilă
Cristina Dora Ciobotaru
Tudor Suciu
Cristian Doru Olteanu
Mircea Ghergie
author_facet Dana Feștilă
Cristina Dora Ciobotaru
Tudor Suciu
Cristian Doru Olteanu
Mircea Ghergie
author_sort Dana Feștilă
collection DOAJ
description <b>Background/Objectives</b>: Oral breathing is a common condition, particularly in children, and it is associated with significant changes in craniofacial development, dentomaxillary anomalies, and overall health. Despite extensive research, the role of oral breathing in the development of malocclusion remains controversial, with debates on whether it is a causative factor or a secondary adaptation to existing craniofacial issues. <b>Methods</b>: This narrative review synthesizes studies published in the last 15 years, focusing on the impact of oral breathing on dentofacial development and mandibular posture. A comprehensive search was conducted on four electronic databases (Embase, Medline, ProQUEST, Scopus) using keywords related to oral breathing, malocclusion, mandibular posture, and craniofacial development. Studies were included if they focused on the effects of oral breathing on craniofacial morphology, malocclusion, and postural changes in children and adolescents aged 6–18 years. <b>Results</b>: Results indicate a strong link between oral breathing and dentofacial changes such as adenoid facies, Class II malocclusion, posterior crossbite, and anterior open bite. It causes cranial posture changes, particularly increased craniocervical extension, as a compensatory mechanism to maintain airway patency. <b>Conclusions</b>: Oral breathing is a risk factor for malocclusion prognosis, especially in growing children. Dentofacial changes in oral breathers include adenoid facies, convex facial profile, and increased lower facial height. Oral breathing also leads to significant changes in cranial posture, often accompanied by mandibular, lingual, and palatal alterations.
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spelling doaj-art-1ba29e3760864f1bb4ac4af70c5d8a602025-01-24T13:27:11ZengMDPI AGChildren2227-90672025-01-011217210.3390/children12010072Oral Breathing Effects on Malocclusions and Mandibular Posture: Complex Consequences on Dentofacial Development in Pediatric OrthodonticsDana Feștilă0Cristina Dora Ciobotaru1Tudor Suciu2Cristian Doru Olteanu3Mircea Ghergie4Department of Orthodontics, Faculty of Dentistry, “Iuliu Hațieganu” University of Medicine and Pharmacy, 400347 Cluj-Napoca, RomaniaDepartment of Orthodontics, Faculty of Dentistry, “Iuliu Hațieganu” University of Medicine and Pharmacy, 400347 Cluj-Napoca, RomaniaDepartment of Orthodontics, Faculty of Dentistry, “Iuliu Hațieganu” University of Medicine and Pharmacy, 400347 Cluj-Napoca, RomaniaDepartment of Orthodontics, Faculty of Dentistry, “Iuliu Hațieganu” University of Medicine and Pharmacy, 400347 Cluj-Napoca, RomaniaDepartment of Orthodontics, Faculty of Dentistry, “Iuliu Hațieganu” University of Medicine and Pharmacy, 400347 Cluj-Napoca, Romania<b>Background/Objectives</b>: Oral breathing is a common condition, particularly in children, and it is associated with significant changes in craniofacial development, dentomaxillary anomalies, and overall health. Despite extensive research, the role of oral breathing in the development of malocclusion remains controversial, with debates on whether it is a causative factor or a secondary adaptation to existing craniofacial issues. <b>Methods</b>: This narrative review synthesizes studies published in the last 15 years, focusing on the impact of oral breathing on dentofacial development and mandibular posture. A comprehensive search was conducted on four electronic databases (Embase, Medline, ProQUEST, Scopus) using keywords related to oral breathing, malocclusion, mandibular posture, and craniofacial development. Studies were included if they focused on the effects of oral breathing on craniofacial morphology, malocclusion, and postural changes in children and adolescents aged 6–18 years. <b>Results</b>: Results indicate a strong link between oral breathing and dentofacial changes such as adenoid facies, Class II malocclusion, posterior crossbite, and anterior open bite. It causes cranial posture changes, particularly increased craniocervical extension, as a compensatory mechanism to maintain airway patency. <b>Conclusions</b>: Oral breathing is a risk factor for malocclusion prognosis, especially in growing children. Dentofacial changes in oral breathers include adenoid facies, convex facial profile, and increased lower facial height. Oral breathing also leads to significant changes in cranial posture, often accompanied by mandibular, lingual, and palatal alterations.https://www.mdpi.com/2227-9067/12/1/72oral breathingmouth breathingcraniofacial developmentposturemalocclusionorthodontics
spellingShingle Dana Feștilă
Cristina Dora Ciobotaru
Tudor Suciu
Cristian Doru Olteanu
Mircea Ghergie
Oral Breathing Effects on Malocclusions and Mandibular Posture: Complex Consequences on Dentofacial Development in Pediatric Orthodontics
Children
oral breathing
mouth breathing
craniofacial development
posture
malocclusion
orthodontics
title Oral Breathing Effects on Malocclusions and Mandibular Posture: Complex Consequences on Dentofacial Development in Pediatric Orthodontics
title_full Oral Breathing Effects on Malocclusions and Mandibular Posture: Complex Consequences on Dentofacial Development in Pediatric Orthodontics
title_fullStr Oral Breathing Effects on Malocclusions and Mandibular Posture: Complex Consequences on Dentofacial Development in Pediatric Orthodontics
title_full_unstemmed Oral Breathing Effects on Malocclusions and Mandibular Posture: Complex Consequences on Dentofacial Development in Pediatric Orthodontics
title_short Oral Breathing Effects on Malocclusions and Mandibular Posture: Complex Consequences on Dentofacial Development in Pediatric Orthodontics
title_sort oral breathing effects on malocclusions and mandibular posture complex consequences on dentofacial development in pediatric orthodontics
topic oral breathing
mouth breathing
craniofacial development
posture
malocclusion
orthodontics
url https://www.mdpi.com/2227-9067/12/1/72
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