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Published on: September 5, 2017
Pediatric tuberculosis
1Francis J Curry National Tuberculosis Center, University of California, San Francisco, CA, USA. aloeffle@lhs.org
Insights
Pediatric tuberculosis (TB) diagnosis and treatment present unique challenges in children, differing significantly from adult cases. However, children generally respond well to treatment and tolerate medications effectively.
Area of Science:
- Pediatric Infectious Diseases
- Mycobacterial Infections
- Public Health
Background:
- Pediatric tuberculosis (TB) diagnosis is complicated by non-specific symptoms and challenges in microbiological confirmation.
- Children experience a higher incidence of extrapulmonary and disseminated TB compared to adults.
- Treatment of pediatric TB is hindered by a lack of pediatric drug formulations and toxicity monitoring difficulties.
Purpose of the Study:
- To outline the key differences in pediatric tuberculosis compared to adult tuberculosis.
- To provide guidance on the diagnosis, treatment, and management of TB in children.
- To emphasize the favorable outcomes and safety of TB treatment in pediatric populations.
Main Methods:
- Review of clinical presentation, diagnostic challenges, and treatment strategies for pediatric TB.
- Comparison of TB management in children versus adults, including latent TB infection.
- Discussion of transmission dynamics and specific considerations for Mycobacterium bovis infection.
Main Results:
- Pediatric TB requires distinct diagnostic approaches due to symptom variability and microbiological limitations.
- Children with active TB are generally not contagious and acquire infections from adult or adolescent cases or contaminated milk.
- Latent TB infection in children warrants treatment due to high risk of progression and long latency period.
Conclusions:
- Despite diagnostic and treatment challenges, pediatric TB generally has excellent outcomes with appropriate management.
- Treatment regimens for children are similar to adults, with a four-drug approach recommended for presumed active TB with resistance risk.
- Proactive treatment of latent TB infection in children is crucial due to their long-term risk of reactivation.
Abstract:
Pediatric tuberculosis (TB) is different than that in adults in several ways. (1) The diagnosis of TB is more difficult in children due to non-specific or complete absence of symptoms and difficulty in confirming the diagnosis microbiologically. (2) Young children suffer more extrapulmonary and disseminated TB than adults. (3) Treatment of TB in children is challenging due to the lack of pediatric drug formulations and challenges in monitoring for toxicity. Fortunately, children generally do very well with treatment and tolerate the medications well. Treatment regimens are very similar to those used in adults. Four drug treatment should be initiated for treatment of presumed active TB if there are any risks of drug resistance in the child or adult source case (including residence or travel to an area where there is > 4% resistance to INH). (4) Children should be TB skin tested only if they have risks for TB infection, are likely to progress to active TB, or are suspected of having active TB. Unlike adults, all children should be treated for latent TB infection if identified because the therapy is very safe in young people, they were likely to have been infected relatively recently, and they have a long time to reactivate their latent infection. (5) Young children are not contagious with active TB and acquired their disease from shared airspace with adolescents or adults with pulmonary TB or ingestion of unpasturized milk products (M. bovis).
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