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[Bancroftian filariasis in Brazil]
1Departamento de Patologia, Universidade Federal de Alagoas, Maceió, AL, Brasil.
Revista De Saude Publica
|August 12, 1998
Summary
Bancroftian filariasis (Wuchereria bancrofti) transmission in Brazil has resurged in some areas, with higher prevalences than previously recorded. This necessitates updated public health strategies for effective control.
Area of Science:
- Tropical Medicine
- Parasitology
- Public Health
Context:
- Bancroftian filariasis (Wuchereria bancrofti) distribution in Brazil was historically documented through surveys from 1951-1958.
- Transmission was identified in 11 specific urban and coastal locations, with varying prevalences.
Purpose:
- To review the past and present distribution of Bancroftian filariasis in Brazil.
- To establish baseline information for current public health control measures.
Summary:
- Initial surveys (1951-1958) identified 11 foci of Wuchereria bancrofti transmission, primarily urban and coastal.
- Effective control measures reduced transmission, leaving only Belém and Recife as endemic.
- Recent data indicate renewed active transmission with increased prevalence in Maceió and Recife, areas previously considered controlled or endemic.
Impact:
- Highlights the resurgence of Bancroftian filariasis in Brazil, challenging previous control successes.
- Underscores the critical need for updated epidemiological data to guide public health interventions.
- Provides essential baseline information for developing and implementing effective, targeted filariasis control programs nationwide.