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Epidemiology and disease burden of tuberculosis in children: a global perspective
James A Seddon1, Delane Shingadia2
1Department of Paediatric Infectious Diseases, Imperial College London, London, UK.
Insights
Understanding childhood tuberculosis (TB) has been limited, but research is growing. This review explores the natural history, influencing factors, and global burden of pediatric TB.
Area of Science:
- Pediatric infectious diseases
- Epidemiology
- Global health
Background:
- Childhood tuberculosis (TB) understanding is limited due to diagnostic and reporting challenges.
- Children are often excluded from TB research and advocacy efforts.
- There is a growing interest in pediatric TB research and intervention.
Purpose of the Study:
- To explore the epidemiology of childhood TB.
- To review the natural history of TB in children.
- To assess the global burden of pediatric TB.
Main Methods:
- Review of the natural history of TB in children.
- Analysis of factors influencing TB progression from exposure to disease.
- Assessment of country, regional, and global TB data.
Main Results:
- Childhood TB epidemiology is complex, influenced by multiple factors at various disease stages.
- Data challenges impact accurate reporting and understanding of the pediatric TB burden.
- Global and regional analyses are crucial for understanding the scope of the problem.
Conclusions:
- Increased focus on pediatric TB is essential for improving global health outcomes.
- Addressing diagnostic and reporting gaps is critical for accurate childhood TB burden assessment.
- Further research and advocacy are needed to combat the global epidemic of childhood TB.
Abstract:
Our understanding of the tuberculosis (TB) epidemic in children is incomplete due to challenges in diagnosis and reporting. Children have also been largely excluded from research and advocacy. However, the tide appears to be turning and interest in pediatric TB is increasing. In this article, we explore the epidemiology of childhood TB by first reviewing the natural history of TB in children and the factors that impact on each of the stages from exposure to disease. We then discuss how these factors affect what we see at a country and regional level. Finally, we assess the burden of childhood TB globally.
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