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Skull base growth in childhood
S Sgouros1, K Natarajan, A D Hockley
1Department of Craniofacial Surgery, Birmingham Children's Hospital, Birmingham, UK. S.Sgouros@bham.ac.uk
Pediatric Neurosurgery
|February 22, 2000
Summary
This study quantifies normal skull base growth in children using 3D imaging, revealing distinct growth patterns before and after age five, with sex-based differences in skull base development.
Area of Science:
- Pediatric Radiology
- Craniofacial Anatomy
- Developmental Biology
Background:
- Lack of quantitative 3D reference data for normal pediatric skull base growth.
- Craniosynostosis studies highlight the need for normative growth parameters.
Purpose of the Study:
- To quantify three-dimensional (3D) skull base parameters in normal children.
- To identify age-related and sex-related patterns of skull base growth.
Main Methods:
- 3D visualization techniques applied to MRI scans of 66 normal children (1 month to 15 years).
- Measurement of distances and angles between 34 skull base landmarks.
- Analysis of growth patterns in anterior, middle, and posterior fossae.
Main Results:
- Two primary growth periods identified: before and after 5 years of age, with most change in the first period.
- Sex-specific growth patterns observed: males show anterior fossa projection, females exhibit more concentric growth.
- Middle and posterior fossae show rapid growth, particularly in females.
Conclusions:
- Establishes normative 3D skull base growth data for pediatric populations.
- Provides insights into sex dimorphism in skull base development.
- Offers a reference for comparative studies of craniofacial deformities affecting skull base growth.