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Published on: November 5, 2019
[Meningitis and encephalitis in Poland in 2009]
1Zakład Epidemiologii Narodowego Instytutu Zdrowia Publicznego Państwowego Zakładu Higieny w Warszawie. apolkowska@pzh.gov.pl
Przeglad Epidemiologiczny
|September 15, 2011
Summary
In 2009 Poland reported over 2,500 neuroinfections. Bacterial neuroinfections showed an increase in Streptococcus pneumoniae, while Haemophilus influenzae type B (Hib) decreased due to vaccination.
Area of Science:
- Epidemiology
- Infectious Diseases
- Public Health
Background:
- Neuroinfections pose a significant public health challenge globally.
- Surveillance of neuroinfection trends is crucial for understanding disease burden and implementing control measures.
- Poland has specific epidemiological patterns for neuroinfectious diseases.
Purpose of the Study:
- To analyze the incidence and etiological agents of neuroinfections in Poland in 2009.
- To identify trends in bacterial and viral neuroinfections.
- To assess the impact of vaccination on specific bacterial neuroinfections.
Main Methods:
- Retrospective analysis of reported neuroinfection cases in Poland for the year 2009.
- Categorization of cases by etiology: bacterial, viral, and other/unknown.
- Identification of specific etiological agents for bacterial neuroinfections, including Neisseria meningitidis, Haemophilus influenzae type B (Hib), and Streptococcus pneumoniae.
Main Results:
- A total of 2,517 neuroinfection cases were reported in Poland in 2009.
- Bacterial neuroinfections accounted for 865 cases, with Streptococcus pneumoniae (163 cases) and Neisseria meningitidis (190 cases) being prominent. Haemophilus influenzae type B (Hib) cases were low (13).
- Viral neuroinfections increased in 2009 compared to 2008, with 351 confirmed cases of tick-borne encephalitis, primarily in northeastern Poland.
Conclusions:
- An increasing trend in pneumococcal infections and a decrease in Hib infections (linked to vaccination) were observed.
- The rise in viral neuroinfections, particularly tick-borne encephalitis, highlights the importance of regional surveillance and prevention in endemic areas.
- Continued monitoring of neuroinfection epidemiology is essential for public health strategies in Poland.
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