An interpretable machine learning approach to study the relationship beetwen retrognathia and skull anatomy

Abstract Mandibular retrognathia (C2Rm) is one of the most common oral pathologies. Acquiring a better understanding of the points of impact of C2Rm on the entire skull is of major interest in the diagnosis, treatment, and management of this dysmorphism, but also permits us to contribute to the deba...

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Main Authors: Masrour Makaremi, Alireza Vafaei Sadr, Benoit Marcy, Ikram Chraibi Kaadoud, Ali Mohammad-Djafari, Salomé Sadoun, François De Brondeau, Bernard N’kaoua
Format: Article
Language:English
Published: Nature Portfolio 2023-10-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-023-45314-w
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author Masrour Makaremi
Alireza Vafaei Sadr
Benoit Marcy
Ikram Chraibi Kaadoud
Ali Mohammad-Djafari
Salomé Sadoun
François De Brondeau
Bernard N’kaoua
author_facet Masrour Makaremi
Alireza Vafaei Sadr
Benoit Marcy
Ikram Chraibi Kaadoud
Ali Mohammad-Djafari
Salomé Sadoun
François De Brondeau
Bernard N’kaoua
author_sort Masrour Makaremi
collection DOAJ
description Abstract Mandibular retrognathia (C2Rm) is one of the most common oral pathologies. Acquiring a better understanding of the points of impact of C2Rm on the entire skull is of major interest in the diagnosis, treatment, and management of this dysmorphism, but also permits us to contribute to the debate on the changes undergone by the shape of the skull during human evolution. However, conventional methods have some limits in meeting these challenges, insofar as they require defining in advance the structures to be studied, and identifying them using landmarks. In this context, our work aims to answer these questions using AI tools and, in particular, machine learning, with the objective of relaying these treatments automatically. We propose an innovative methodology coupling convolutional neural networks (CNNs) and interpretability algorithms. Applied to a set of radiographs classified into physiological versus pathological categories, our methodology made it possible to: discuss the structures impacted by retrognathia and already identified in literature; identify new structures of potential interest in medical terms; highlight the dynamic evolution of impacted structures according to the level of gravity of C2Rm; provide for insights into the evolution of human anatomy. Results were discussed in terms of the major interest of this approach in the field of orthodontics and, more generally, in the field of automated processing of medical images.
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spelling doaj.art-8f2262b094c24acabf59a2f65b548ec92023-11-20T09:29:54ZengNature PortfolioScientific Reports2045-23222023-10-0113111410.1038/s41598-023-45314-wAn interpretable machine learning approach to study the relationship beetwen retrognathia and skull anatomyMasrour Makaremi0Alireza Vafaei Sadr1Benoit Marcy2Ikram Chraibi Kaadoud3Ali Mohammad-Djafari4Salomé Sadoun5François De Brondeau6Bernard N’kaoua7Dentofacial Orthopedics Department (UFR de Sciences Odontologiques), University of BordeauxDepartment of Public Health Sciences, College of Medicine, The Pennsylvania State UniversityUniversity of ToulouseLUSSI Department, IMT AtlantiqueLSS, Centrale SupelecDentofacial Orthopedics Department (UFR de Sciences Odontologiques), University of BordeauxDentofacial Orthopedics Department (UFR de Sciences Odontologiques), University of BordeauxBordeaux Population Health (Team ACTIVE), INSERM U1219, University of BordeauxAbstract Mandibular retrognathia (C2Rm) is one of the most common oral pathologies. Acquiring a better understanding of the points of impact of C2Rm on the entire skull is of major interest in the diagnosis, treatment, and management of this dysmorphism, but also permits us to contribute to the debate on the changes undergone by the shape of the skull during human evolution. However, conventional methods have some limits in meeting these challenges, insofar as they require defining in advance the structures to be studied, and identifying them using landmarks. In this context, our work aims to answer these questions using AI tools and, in particular, machine learning, with the objective of relaying these treatments automatically. We propose an innovative methodology coupling convolutional neural networks (CNNs) and interpretability algorithms. Applied to a set of radiographs classified into physiological versus pathological categories, our methodology made it possible to: discuss the structures impacted by retrognathia and already identified in literature; identify new structures of potential interest in medical terms; highlight the dynamic evolution of impacted structures according to the level of gravity of C2Rm; provide for insights into the evolution of human anatomy. Results were discussed in terms of the major interest of this approach in the field of orthodontics and, more generally, in the field of automated processing of medical images.https://doi.org/10.1038/s41598-023-45314-w
spellingShingle Masrour Makaremi
Alireza Vafaei Sadr
Benoit Marcy
Ikram Chraibi Kaadoud
Ali Mohammad-Djafari
Salomé Sadoun
François De Brondeau
Bernard N’kaoua
An interpretable machine learning approach to study the relationship beetwen retrognathia and skull anatomy
Scientific Reports
title An interpretable machine learning approach to study the relationship beetwen retrognathia and skull anatomy
title_full An interpretable machine learning approach to study the relationship beetwen retrognathia and skull anatomy
title_fullStr An interpretable machine learning approach to study the relationship beetwen retrognathia and skull anatomy
title_full_unstemmed An interpretable machine learning approach to study the relationship beetwen retrognathia and skull anatomy
title_short An interpretable machine learning approach to study the relationship beetwen retrognathia and skull anatomy
title_sort interpretable machine learning approach to study the relationship beetwen retrognathia and skull anatomy
url https://doi.org/10.1038/s41598-023-45314-w
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