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Published on: November 5, 2019
A consensus statement: meningococcal disease among infants, children and adolescents in Latin America
Ricardo Walter Rüttimann1, Angela Gentile, Mercedes Macias Parra
1From the *Fighting Infectious Diseases in Emerging Countries (FIDEC), University of Miami, Miami, FL; †Hospital de niños de Buenos Aires. Buenos Aires, Argentina; ‡Comité Nacional de Inmunizaciones, Ciudad de México, México; §Hospital del niño de Panamá. Ciudad de Panamá, Panamá; ¶Faculdade de Ciências Médicas da Santa Casa, Sao Paulo, Brasil; and ‖Hospital de niños Luis Calvo Mackenna. Facultad de Medicina, Universidad de Chile, Santiago, Chile.
Abstract:
Invasive meningococcal disease is a serious infection that occurs worldwide. Neisseria meningitidis remains one of the leading causes of bacterial meningitis in all ages. Despite the availability of safe and effective vaccines against invasive meningococcal disease, few countries in Latin America implemented routine immunization programs with these vaccines. The Americas Health Foundation along with Fighting Infectious Disease in Emerging Countries recently sponsored a consensus conference. Six experts in infectious diseases from across the region addressed questions related to this topic and formulated the following recommendations: (1) standardized passive and active surveillance systems should be developed and carriage studies are mandatory; (2) a better understanding of the incidence, case fatality rates and prevalent serogroups in Latin America is needed; (3) countries should make greater use of the polymerase chain reaction assays to improve the sensitivity of diagnosis and surveillance of invasive meningococcal disease; (4) vaccines with broader coverage and more immunogenicity are desirable in young infants; (5) prevention strategies should include immunization of young infants and catch-up children and adolescents and (6) because of the crowded infant immunization schedule, the development of combined meningococcal vaccines and the coadministration with other infant vaccines should be explored.
Insights
Routine immunization against invasive meningococcal disease is lacking in Latin America. Experts recommend enhanced surveillance, diagnostic methods, and broader-coverage vaccines for infants and adolescents.
Area of Science:
- Infectious Diseases
- Vaccinology
- Public Health
Background:
- Invasive meningococcal disease (IMD), caused by *Neisseria meningitidis*, is a significant global health concern.
- Despite available vaccines, IMD prevention through routine immunization is limited in Latin America.
- Consensus among infectious disease experts highlights critical gaps in IMD surveillance and control in the region.
Purpose of the Study:
- To address challenges and formulate recommendations for invasive meningococcal disease prevention in Latin America.
- To guide public health strategies for controlling *Neisseria meningitidis* infections.
- To improve IMD surveillance, diagnosis, and vaccination coverage in the region.
Main Methods:
- A consensus conference convened six regional infectious disease experts.
- Experts addressed key questions regarding IMD epidemiology, diagnosis, and prevention.
- Recommendations were formulated based on current knowledge and regional needs.
Main Results:
- Need for standardized surveillance systems, including mandatory carriage studies.
- Requirement for better data on IMD incidence, case fatality rates, and prevalent serogroups.
- Emphasis on utilizing polymerase chain reaction (PCR) assays for improved diagnosis and surveillance.
- Desire for vaccines with broader serogroup coverage and enhanced immunogenicity in infants.
- Recommendations for including infant, child, and adolescent immunization, including catch-up campaigns.
- Exploration of combined meningococcal vaccines and coadministration strategies due to crowded infant schedules.
Conclusions:
- Enhanced surveillance and diagnostic capabilities are crucial for effective IMD control.
- Development of improved vaccines and strategic immunization programs are essential for reducing disease burden.
- Addressing regional specificities in *Neisseria meningitidis* epidemiology is vital for public health interventions.
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