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Dengue in the State of Rio de Janeiro, Brazil, 1986-1998
R M Nogueira1, M P Miagostovich, H G Schatzmayr
1Laboratório de Flavivirus, Departamento de Virologia, Instituto Oswaldo Cruz, Rio de Janeiro, RJ, Brasil. rita@gene.dbbm.fiocruz.br
Memorias Do Instituto Oswaldo Cruz
|July 27, 1999
Summary
This study details 12 years of dengue virus activity in Rio de Janeiro, highlighting the impact of Dengue serotypes 1 and 2 (DEN-1 and DEN-2) and improved diagnostic methods.
Area of Science:
- Epidemiology
- Virology
- Public Health
Background:
- Dengue virus (DENV) poses a significant public health challenge globally.
- Understanding the long-term epidemiological patterns of DENV is crucial for effective control strategies.
Purpose of the Study:
- To analyze 12 years of epidemiological, laboratory, and clinical data on dengue virus activity in Rio de Janeiro.
- To document the circulating serotypes and their impact on the population.
- To highlight advancements in dengue diagnosis.
Main Methods:
- Retrospective analysis of epidemiological surveillance data.
- Laboratory confirmation of dengue virus serotypes (DEN-1 and DEN-2).
- Clinical data review to assess disease impact.
Main Results:
- Dengue virus activity was documented over a 12-year period (1986-1998) in Rio de Janeiro.
- Dengue serotypes 1 (DEN-1) and 2 (DEN-2) were identified as the circulating strains.
- Significant impact of dengue virus infections on the population was observed.
- Laboratory diagnostic capabilities for dengue were enhanced during this period.
Conclusions:
- Dengue serotypes DEN-1 and DEN-2 have been endemic in Rio de Janeiro, causing significant epidemics.
- The study underscores the importance of sustained epidemiological surveillance and laboratory capacity building for dengue management.
- Improved diagnostic tools have been vital in understanding and responding to dengue outbreaks.