Alarming Rise in Artemisinin-Resistant Malaria Threatens African Children
November 20, 2024A recent study in Uganda has uncovered a concerning trend: over 10% of children hospitalized for severe malaria show resistance to artemisinin derivatives, marking the first documentation of such resistance in African children with complicated malaria.
Published in the Journal of the American Medical Association, this study highlights the emergence of mutated malaria parasites that are associated with medication resistance.
The lack of immediate alternatives to artemisinin raises significant concerns about future treatment options, as developing new malaria medications is a lengthy process.
Experts note that resistance to artemisinin is not surprising, as diseases evolve to evade treatment, a pattern previously observed in Southeast Asia.
Interestingly, the resistant strains identified in Africa do not carry the same mutations found in Asia, indicating an independent emergence of resistance on the continent.
The resistant strain identified is Plasmodium falciparum, which has mutations that contribute to its resistance against current malaria treatments.
Recent observations reveal a troubling trend where artemisinin is taking longer to clear malaria parasites in children, with some cases requiring several days for effective treatment.
Additionally, signs of resistance to artemether-lumefantrine, an oral medication often prescribed after hospitalization, were noted, with 10% of patients experiencing malaria symptoms again within a month.
Dr. Ruth Namazzi, a pediatrician in Uganda, expressed concern over the rising instances of severe malaria in children, which are increasingly unresponsive to treatment.
Malaria remains a leading cause of death among children under five in Africa, with over half a million lives claimed annually, underscoring the urgency of addressing this growing threat.
The study emphasizes the critical need for new treatment strategies to combat the emerging resistance and improve patient outcomes.
Dr. John has called for more data to potentially revise treatment guidelines for severe malaria if these findings are corroborated in other regions.
Summary based on 4 sources
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Sources
NPR • Nov 15, 2024
What's going on with the 'magic' drug for malaria?Africa.com • Nov 20, 2024
Study Finds Rising Resistance to Malaria Drug in African Children - Africa.com