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Developmental anatomy of the pediatric skull based on three-dimensional computed tomography Schaurich, Cristina Góes

Abstract

Introduction: Pediatric heads change rapidly in size and shape during growth, especially for children up to eight years old. This project was developed because of the gap in research about children's skull development and the need to define the craniometric measurements for the pediatric age group. This is to offer innovative material for neuroanatomy studies and better guidance for practicing pediatric care. The study determines the craniometry in each pediatric age group from zero to eight years old based on Three Dimensional (3D) Computed Tomography (CT) reformations. Methods: Retrospective study of CT scan images performed from 2007 to 2017 on children aged one day to eight years old. After sorting the images into 17 age groups, geometric features, including skull size and shape, bone dimensions and suture closure, and their variation among the sample population, were quantified through a series of visual and statistical analyses. Results: A total of 425 3D CT scans were analyzed. The statistical geometry models developed in this study provide a neuroanatomic basis for the pediatric skull for each age group. This study presents a 3D visualization of the developmental cranial anatomy variations among children from zero to eight years old, depicting the closure of the sutures and fontanelles, changes in cranial size, and topography of cranial landmarks. The seventeen models are an innovative resource for teaching and learning pediatric neuroanatomy and better guidance for training and practicing pediatric neurological care.

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Attribution-NonCommercial-NoDerivatives 4.0 International