Related Experiment Videos
Multiple helminth infections in children: impact and control
1Wellcome Trust Centre for the Epidemiology of Infections Disease, University of Oxford. lesley.drake@ceid.ox.ac.uk
Insights
Parasitic worm infections affect billions globally, disproportionately harming children in low-income nations. Control is now viable through accessible anthelminthic drugs and a multispecies approach.
Area of Science:
- Global Health
- Infectious Diseases
- Parasitology
Background:
- Parasitic worm infections are a major global health issue, with over 3 billion infections worldwide.
- These infections are most prevalent in low-income countries, particularly affecting disadvantaged communities and school-aged children.
- Children are most vulnerable to severe morbidity due to the intensity of parasitic worm infections and the commonality of multiple infections.
Purpose of the Study:
- To highlight the significant threat of parasitic worm infections to child health and development in low-income countries.
- To emphasize the recent advancements in control strategies for these widespread infections.
Main Methods:
- Review of existing data on the prevalence and impact of parasitic worm infections.
- Assessment of the efficacy and accessibility of broad-spectrum anthelminthic drugs for control.
- Evaluation of the benefits of a multispecies approach in helminthic infection control.
Main Results:
- Anthelminthic drugs offer a safe, affordable, and deliverable option for controlling parasitic worm infections.
- A multispecies approach is emerging as a cost-effective strategy to combat various human helminthic infections.
- Control of these infections is crucial for improving child health and development in endemic regions.
Conclusions:
- Parasitic worm infections represent a critical public health challenge, especially for children in resource-limited settings.
- The availability of effective and accessible treatments, coupled with strategic control approaches, presents a viable solution.
- Continued focus on controlling these infections is essential for mitigating their severe health and developmental consequences.
Abstract:
Parasitic worm infections are amongst the most widespread of all chronic human infections. It is estimated that there are more than 3 billion infections in the world today. In many low income countries it is often more common to be infected than not to be. Indeed, a child growing up in an endemic community can expect be infected soon after weaning, and to be infected and constantly reinfected for the rest of her or his life. Infection is most common amongst the poorest and most disadvantaged communities, and is typically most intense in children of school going age. As the risk of morbidity is directly related to intensity of infection, it follows that children are the most at risk from the morbid effects of disease. Multiparasite infections are also common in such communities and there is evidence that individuals harbouring such infections may suffer exacerbated morbidity, making children even more vulnerable. Thus, these infections pose a serious threat to the health and development of children in low income countries. For many years, the need to control these infections has lain uncontested, and with the advent of broad-spectrum anthelminthic drugs that are cheap, safe and simple to deliver, control has at last become a viable option for many communities. Furthermore, there is now increased emphasis being placed on a multispecies approach as a cost-effective mechanism to control the morbidity of virtually all the major helminthic infections of humans.