Ensuring quality and access for malaria diagnosis: how can it be achieved?
David Bell1, Chansuda Wongsrichanalai, John W Barnwell
1Malaria, other Vector-borne and Parasitic Diseases, World Health Organization-Regional Office for the Western Pacific, P.O. Box 2932, Manila, Philippines. belld@wpro.who.int
Nature Reviews. Microbiology
|August 17, 2006
Summary
Accurate malaria diagnosis is crucial with new drug treatments. High-quality rapid diagnostic tests (RDTs) are needed to ensure effective malaria case management and improve tropical fever treatment.
Area of Science:
- Tropical Medicine
- Parasitology
- Public Health
Background:
- The shift to expensive artemisinin-based antimalarials necessitates improved malaria diagnosis.
- Traditional microscopy is insufficient for the growing demand for accurate malaria detection.
- Rapid diagnostic tests (RDTs) offer a potential solution but face implementation challenges.
Purpose of the Study:
- To highlight the critical need for accurate malaria diagnosis.
- To address the limitations of current rapid diagnostic tests (RDTs).
- To emphasize the importance of quality control for RDTs in malaria management.
Main Methods:
- Review of current malaria diagnostic techniques and their limitations.
- Analysis of the impact of artemisinin-based combination therapies on diagnostic needs.
- Evaluation of the challenges hindering successful rapid diagnostic test (RDT) implementation.
Main Results:
- Conventional antimalarial drug replacement created a diagnostic gap.
- Poor RDT performance and quality assurance issues impede widespread adoption.
- Economic factors and improved case management drive rapid RDT growth.
Conclusions:
- High-quality, reliable RDTs are essential for effective malaria case management.
- Transitioning to parasite-based diagnosis is key for tropical fever management.
- Ensuring RDT quality will prevent overburdening health services in malaria-endemic areas.
