The pattern of mandibular third molar impaction and its relationship with the development of distal caries in adjacent second molars among Emiratis: a retrospective study

Abstract Objectives The purpose of this study was to investigate the pattern of mandibular third molar (MTM) impaction and associated carious lesions in adjacent mandibular second molars (MSMs) in a sample of Emirati individuals. Methods This retrospective study assessed 2000 orthopantomograms of Em...

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Main Authors: Mohammed Amjed Alsaegh, Dana Ayed Abushweme, Khadeija Othman Ahmed, Salhah Othman Ahmed
Format: Article
Language:English
Published: BMC 2022-07-01
Series:BMC Oral Health
Subjects:
Online Access:https://doi.org/10.1186/s12903-022-02338-4
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author Mohammed Amjed Alsaegh
Dana Ayed Abushweme
Khadeija Othman Ahmed
Salhah Othman Ahmed
author_facet Mohammed Amjed Alsaegh
Dana Ayed Abushweme
Khadeija Othman Ahmed
Salhah Othman Ahmed
author_sort Mohammed Amjed Alsaegh
collection DOAJ
description Abstract Objectives The purpose of this study was to investigate the pattern of mandibular third molar (MTM) impaction and associated carious lesions in adjacent mandibular second molars (MSMs) in a sample of Emirati individuals. Methods This retrospective study assessed 2000 orthopantomograms of Emirati patients who visited the Specialized Fujairah Dental Center between 2015 and 2020. The depth, ramus relation and angulation of the impacted MTMs were assessed according to the Pell and Gregory classification and Winter’s classification. In addition, carious lesions in adjacent MSMs associated with the evaluated parameters were identified. Results A total of 461 (23.05%) of the patients had at least one impacted MTM. The mean age of the study population was 26.24 years. Mesioangular, level B, and class II impactions were the most common, at 47.37% (χ2 = 382.134; p < 0.001), 45.48% (χ2 = 56.889; p < 0.001), and 74.05% (χ2 = 513.099; p < 0.001), respectively. There was a higher percentage of level C impaction among females than among males (χ2 = 19.178; p < 0.001). A total of 126 impacted teeth (18.36%) had associated carious lesions. These carious lesions were predominantly found in teeth with mesioangular impactions (χ2 = 59.430; p < 0.001), level A and B impactions (χ2 = 23.301; p < 0.001), and class II and I impactions (χ2 = 17.918; p = 0.006). Conclusions It is imperative to raise awareness of soft tissue mesioangular-impacted MTMs, as they are the most frequently associated with the development of carious lesions in adjacent MSMs. Approximately one quarter of evaluated Emiratis had at least one impacted MTM, with the most prevalent pattern being class II, level B, and mesioangular impactions. Furthermore, surgical removal is expected to be more challenging for females than for males.
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spelling doaj.art-c3f9abff96ec4a65b8b043cbb86915c62022-12-22T02:05:29ZengBMCBMC Oral Health1472-68312022-07-012211910.1186/s12903-022-02338-4The pattern of mandibular third molar impaction and its relationship with the development of distal caries in adjacent second molars among Emiratis: a retrospective studyMohammed Amjed Alsaegh0Dana Ayed Abushweme1Khadeija Othman Ahmed2Salhah Othman Ahmed3Department of Oral and Craniofacial Health Sciences, College of Dental Medicine, University of SharjahDepartment of Oral and Maxillofacial Surgery, College of Dentistry, Ajman University, Fujairah CampusDepartment of Oral and Maxillofacial Surgery, College of Dentistry, Ajman University, Fujairah CampusKalba Specialized Dental Center, Emirates Health Service, MOHAPAbstract Objectives The purpose of this study was to investigate the pattern of mandibular third molar (MTM) impaction and associated carious lesions in adjacent mandibular second molars (MSMs) in a sample of Emirati individuals. Methods This retrospective study assessed 2000 orthopantomograms of Emirati patients who visited the Specialized Fujairah Dental Center between 2015 and 2020. The depth, ramus relation and angulation of the impacted MTMs were assessed according to the Pell and Gregory classification and Winter’s classification. In addition, carious lesions in adjacent MSMs associated with the evaluated parameters were identified. Results A total of 461 (23.05%) of the patients had at least one impacted MTM. The mean age of the study population was 26.24 years. Mesioangular, level B, and class II impactions were the most common, at 47.37% (χ2 = 382.134; p < 0.001), 45.48% (χ2 = 56.889; p < 0.001), and 74.05% (χ2 = 513.099; p < 0.001), respectively. There was a higher percentage of level C impaction among females than among males (χ2 = 19.178; p < 0.001). A total of 126 impacted teeth (18.36%) had associated carious lesions. These carious lesions were predominantly found in teeth with mesioangular impactions (χ2 = 59.430; p < 0.001), level A and B impactions (χ2 = 23.301; p < 0.001), and class II and I impactions (χ2 = 17.918; p = 0.006). Conclusions It is imperative to raise awareness of soft tissue mesioangular-impacted MTMs, as they are the most frequently associated with the development of carious lesions in adjacent MSMs. Approximately one quarter of evaluated Emiratis had at least one impacted MTM, with the most prevalent pattern being class II, level B, and mesioangular impactions. Furthermore, surgical removal is expected to be more challenging for females than for males.https://doi.org/10.1186/s12903-022-02338-4Impacted teethMandibular third molarLower third molarWisdom teethClassifications of impactionImpaction
spellingShingle Mohammed Amjed Alsaegh
Dana Ayed Abushweme
Khadeija Othman Ahmed
Salhah Othman Ahmed
The pattern of mandibular third molar impaction and its relationship with the development of distal caries in adjacent second molars among Emiratis: a retrospective study
BMC Oral Health
Impacted teeth
Mandibular third molar
Lower third molar
Wisdom teeth
Classifications of impaction
Impaction
title The pattern of mandibular third molar impaction and its relationship with the development of distal caries in adjacent second molars among Emiratis: a retrospective study
title_full The pattern of mandibular third molar impaction and its relationship with the development of distal caries in adjacent second molars among Emiratis: a retrospective study
title_fullStr The pattern of mandibular third molar impaction and its relationship with the development of distal caries in adjacent second molars among Emiratis: a retrospective study
title_full_unstemmed The pattern of mandibular third molar impaction and its relationship with the development of distal caries in adjacent second molars among Emiratis: a retrospective study
title_short The pattern of mandibular third molar impaction and its relationship with the development of distal caries in adjacent second molars among Emiratis: a retrospective study
title_sort pattern of mandibular third molar impaction and its relationship with the development of distal caries in adjacent second molars among emiratis a retrospective study
topic Impacted teeth
Mandibular third molar
Lower third molar
Wisdom teeth
Classifications of impaction
Impaction
url https://doi.org/10.1186/s12903-022-02338-4
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