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Preventing Multiple Sclerosis: The Pediatric Perspective
Duriel Hardy1,2, Tanuja Chitnis3,4, Emmanuelle Waubant5,6
1Dell Children's Medical Center of Central Texas, Austin, TX, United States.
Insights
Pediatric multiple sclerosis (MS) research explores early-life risk factors for primary prevention. Understanding these determinants is key to reducing MS incidence in children.
Area of Science:
- Neuroimmunology
- Pediatric Neurology
- Preventive Medicine
Background:
- Pediatric multiple sclerosis (MS) is a relapsing-remitting neuroinflammatory disease with significant early lesion burden.
- Current treatments focus on secondary prevention, aiming to reduce relapses and slow disability progression.
Purpose of the Study:
- To review key risk factors contributing to the development of pediatric MS.
- To explore the potential for primary prevention strategies targeting early-life exposures.
- To discuss the implications of these risk factors for MS pathogenesis.
Main Methods:
- Literature review of early-life exposures, perinatal factors, and environmental determinants in pediatric MS.
- Analysis of proposed roles of these factors in MS pathogenesis.
- Examination of potential primary prevention strategies.
Main Results:
- Identified key perinatal and environmental risk factors associated with pediatric MS development.
- Discussed the proposed mechanisms by which these factors may contribute to MS pathogenesis.
- Highlighted the ongoing research into targeting these factors for primary prevention.
Conclusions:
- Pediatric MS offers a unique window into early disease development and primary prevention opportunities.
- Targeting identified early-life risk factors holds promise for reducing MS incidence.
- Further research into perinatal and environmental determinants is crucial for effective primary MS prevention.
Abstract:
Pediatric-onset multiple sclerosis (MS) is a predominantly relapsing-remitting neuroinflammatory disorder characterized by frequent relapses and high magnetic resonance imaging (MRI) lesion burden early in the disease course. Current treatment for pediatric MS relies on early initiation of disease-modifying therapies designed to prevent relapses and slow progression of disability. When considering the concept of MS prevention, one can conceptualize primary prevention (population- or at-risk population interventions that prevent the earliest facet of MS pathobiology and hence reduce disease incidence), or secondary prevention (prevention of disease consequence, such as reducing relapse frequency and lesion accrual, enhancing focal lesion repair, promoting CNS resilience against the more global facets of disease injury, and ultimately, preventing progression of neurological disability). Studying the pediatric MS population provides a unique opportunity to explore early-life exposures that contribute to the development of MS including perinatal and environmental risk determinants. Research is ongoing related to targeting these risk factors for potential MS primary prevention. Here we review these key risk factors, their proposed role in the pathogenesis of MS, and their potential implications for primary MS prevention.
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