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Tuberculosis in children
Susanna Esposito1, Claudia Tagliabue1, Samantha Bosis1
1Pediatric Highly Intensive Care Unit, Department of Pathophysiology and Transplantation, Università degli Studi di Milano, Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico, Milan, Italy.
Insights
Childhood tuberculosis (TB) is a significant global health issue, often overlooked due to diagnostic challenges in children. New research is crucial for better diagnosis and treatment of pediatric TB, including drug-resistant forms.
Area of Science:
- Pediatrics
- Infectious Diseases
- Public Health
Background:
- Childhood tuberculosis (TB) constitutes a substantial portion of overall TB cases in high-incidence regions, yet remains under-recognized.
- Pediatric TB is often smear-negative and presents with non-specific symptoms, complicating diagnosis.
- Immature immune systems in infants and young children increase their susceptibility to severe and life-threatening TB forms.
Purpose of the Study:
- To highlight the diagnostic and treatment challenges of childhood tuberculosis.
- To emphasize the urgent need for improved diagnostic tools and treatment strategies for pediatric TB.
- To underscore the importance of developing an effective anti-TB vaccine for children.
Main Methods:
- This study is a review of current knowledge and challenges in pediatric TB diagnosis and treatment.
- It synthesizes information on the clinical presentation, diagnostic difficulties, and treatment outcomes in children with TB.
- The review also discusses the implications of multi-drug resistant TB (MDR-TB) in pediatric populations.
Main Results:
- Childhood TB is frequently underdiagnosed due to non-specific clinical and radiological signs.
- Delayed diagnosis and treatment, especially for MDR-TB, lead to poor prognoses in children.
- Current diagnostic markers and treatment protocols for pediatric TB are insufficient.
Conclusions:
- There is a critical need for advancements in diagnostic tests and treatment regimens for childhood TB.
- Addressing pediatric TB is essential for controlling the overall TB epidemic.
- Further research towards an effective pediatric anti-TB vaccine is imperative.
Abstract:
Tuberculosis (TB) in children is a neglected aspect of the TB epidemic despite it constituting 20% or more of all TB cases in many countries with high TB incidence. Childhood TB is a direct consequence of adult TB but remains overshadowed by adult TB because it is usually smear-negative. Infants and young children are more likely to develop life-threatening forms of TB than older children and adults due to their immature immune systems. Therefore, prompt diagnoses are extremely important although difficult since clinical and radiological signs of TB can be non-specific and variable in children. Despite undeniable advances in identifying definite, probable, or possible TB markers, pediatricians still face many problems when diagnosing TB diagnosis. Moreover, curing TB can be difficult when treatment is delayed and when multi-drug resistant (MDR) pathogens are the cause of the disease. In these cases, the prognosis in children is particularly poor because MDR-TB treatment and treatment duration remain unclear. New studies of diagnostic tests and optimal treatment in children are urgently needed with the final goal of developing an effective anti-TB vaccine.
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