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Updated: Jul 28, 2026
23:06
The MODS method for diagnosis of tuberculosis and multidrug resistant tuberculosis
Published on: August 11, 2008
[Tuberculosis outbreak at a public school]
J F Navarro Gracia1, M Peña Fernández, I García Abad
1Unidad de Medicina Preventiva y Salud Pública, Hospital de Elche, Alicante.
Revista Clinica Espanola
|March 1, 1997
Summary
A school tuberculosis outbreak was investigated, revealing higher infection rates in classrooms with more teacher contact. Targeted chemoprophylaxis and contact tracing were crucial for controlling the microepidemic.
Area of Science:
- Epidemiology
- Public Health
- Infectious Disease Control
Context:
- Schools present unique environments for tuberculosis (TB) microepidemics due to close living conditions.
- A specific school setting experienced a TB outbreak among 9-year-old children.
Purpose:
- To investigate a school-based tuberculosis microepidemic.
- To identify risk factors and implement control measures in a school setting.
Summary:
- A female teacher with high bacillar shedding was identified as the index case.
- Tuberculin testing revealed higher TB conversion rates in classrooms with greater teacher proximity (70% vs. 40%).
- Three secondary TB cases were detected in children; chemoprophylaxis compliance was higher in children (97%) than teachers (41.6%).
Impact:
- The study highlights the importance of identifying high-risk groups based on time spent together to prevent unnecessary resource expenditure and social alarm.
- Findings support existing literature on school TB outbreaks, emphasizing the need for targeted interventions.
- The anergy and lack of symptoms in the index case underscore challenges in early detection.
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