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Transmission control for schistosomiasis - why it matters now
Charles H King1, Robert F Sturrock, H Curtis Kariuki
1Center for Global Health and Diseases, Case Western Reserve University, Wolstein 4126, 10900 Euclid Avenue, Cleveland, OH 44106-7286, USA. chk@cwru.edu
Trends in Parasitology
|October 13, 2006
Summary
Current schistosomiasis treatment programs may not fully control parasite transmission, leading to persistent health issues. More aggressive elimination strategies, supported by new tools, are needed for effective schistosomiasis control.
Area of Science:
- Public Health
- Infectious Diseases
- Parasitology
Background:
- Population-based treatment programs are key to reducing schistosomiasis burden.
- These programs may be insufficient to halt parasite transmission in highly endemic regions.
- Persistent low-level reinfection can cause subtle yet significant morbidities like anemia and undernutrition.
Purpose of the Study:
- To evaluate the long-term benefits of current schistosomiasis treatment programs.
- To advocate for a re-evaluation of transmission control strategies.
- To highlight the need for more aggressive and cost-effective parasite elimination methods.
Main Methods:
- Review of current schistosomiasis control program outcomes.
- Analysis of the impact of recurring low-level reinfection on morbidity.
- Consideration of novel monitoring tools and transmission containment strategies.
Main Results:
- Current treatment programs may not achieve substantial reductions in parasite transmission.
- Subtle morbidities associated with reinfection persist despite treatment efforts.
- The overall health benefits of current strategies require reconsideration.
Conclusions:
- Schistosomiasis control requires a shift towards more aggressive parasite elimination.
- Optimizing the next generation of control requires advanced monitoring tools.
- Effective transmission containment is crucial for long-term schistosomiasis elimination.
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