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Standard values for MRI brain biometry throughout the first year of life
Gabriel Promnitz1, Joanna Schneider2, Naomi Mohr3
1Charité - Universitätsmedizin Berlin, Center for Chronically Sick Children, Augustenburger Platz 1, 13353, Berlin, Germany; Charité - Universitätsmedizin Berlin, Department of Pediatric Neurology, Augustenburger Platz 1, 13353, Berlin, Germany.
Insights
This study establishes standard linear measurements for infant brain structures using MRI. These reference values aid in objective assessment of brain development in infants, crucial for identifying abnormalities.
Area of Science:
- Pediatric Radiology
- Neuroimaging
- Developmental Neuroscience
Background:
- Cranial magnetic resonance imaging (MRI) is vital for infant brain assessment.
- Current interpretation of infant brain MRI data can be subjective due to a lack of quantitative standards.
- Small patient cohorts limit the reliability of existing reference values for infant brain structures.
Purpose of the Study:
- To develop simple linear measurements for assessing infant brain structures.
- To establish quantitative, standardized values for key brain regions in infants.
- To improve the objectivity of infant brain MRI data interpretation.
Main Methods:
- Retrospective analysis of cranial MRI scans from 131 healthy children.
- Assessment of brain structure sizes throughout the first year of life.
- Application of simple linear measurement techniques.
Main Results:
- Defined standard values for the size and growth rate of 14 infant brain structures.
- Included structures: lateral ventricles, frontal subarachnoid space, pons, medulla oblongata, cerebellar vermis, pituitary gland, optic nerve, corpus callosum, and tegmentovermian angle.
- Provided normative data for biometric assessment of the infant brain.
Conclusions:
- The study provides essential reference values for infant brain biometric assessment.
- Accurate knowledge of normal brain structure size is critical, particularly for infants with brain malformations.
- These standardized measurements enhance the objective evaluation of infant brain development.
Background:
Brain structures in the infant brain are investigated reliably using cranial magnetic resonance imaging. However, the lack of quantitative standard values for various brain regions results in data interpretation that is often subjective or based on small patient cohorts. The aim of this study was to create simple linear measurements to assess brain structures in infancy.
Methods:
We assessed cranial magnetic resonance imaging sessions of 131 children without intracerebral pathology retrospectively for size of various brain structures throughout the first year of life.
Results:
Standard values for the size and the growth rate of 14 brain structures including lateral ventricles, frontal subarachnoid space, pons, medulla oblongata, cerebellar vermis, pituitary gland, optical nerve, corpus callosum and the tegmentovermian angle were defined.
Conclusion:
Our study offers reference values for the biometric assessment of the infant brain. Especially in children with multiple brain malformations, it is essential to know the normal absolute and relative size of brain structures.
