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Visceral leishmaniasis in children: a review
1Department of Pediatric, Hospital of Sondrio, Sondrio, Italy. emipalu2003@yahoo.it
Insights
Visceral leishmaniasis affects millions globally, particularly children. This review highlights recent diagnostic and treatment advances for this challenging parasitic disease.
Area of Science:
- Infectious Diseases
- Parasitology
- Tropical Medicine
Background:
- Leishmaniasis is a global health concern with 13 million infected and 1.8 million new cases annually.
- Children represent approximately 50% of new visceral leishmaniasis cases, posing unique diagnostic and treatment challenges.
- Current diagnostic methods rely on tissue specimen analysis, but molecular techniques show promise for improved accuracy.
Purpose of the Study:
- To review recent advancements in the diagnosis of visceral leishmaniasis.
- To highlight recent progress in the treatment of visceral leishmaniasis, addressing current therapeutic limitations.
Main Methods:
- Literature review focusing on recent research in leishmaniasis diagnosis and treatment.
- Analysis of emerging diagnostic technologies, including molecular methods.
- Evaluation of novel and established therapeutic agents for visceral leishmaniasis.
Main Results:
- Molecular diagnostic techniques offer potential for improved sensitivity and specificity.
- Existing treatments for visceral leishmaniasis are associated with toxicity and declining efficacy.
- Liposomal amphotericin B is effective but costly; miltefosine shows promise as an orally available drug.
Conclusions:
- Accurate and timely diagnosis of visceral leishmaniasis, especially in children, remains critical.
- Advances in treatment, including new drug development and formulations, are essential to overcome drug resistance and toxicity.
- Continued research into diagnostics and therapeutics is vital to combat the global burden of visceral leishmaniasis.
Abstract:
Leishmaniasis is distributed worldwide and 13 million people are estimated to be infected, with about 1.8 million new cases each year. Approximately 50% of these patients are children. It should be suspected in children who present with specific manifestations and the diagnosis should be established, mainly by the demonstration of leishmania in tissue specimens. Molecular techniques could soon change this situation considering the promise they have shown in the diagnosis of other infectious diseases. Several advances in the treatment of visceral leishmaniasis have been accomplished during the past few years. All antileishmanial drugs are toxic and most have to be used parenterally for prolonged period. The therapy has been further complicated by large number of infected children and declining effectiveness of pentavalent antimonial compounds. Although the lipid formulations of amphotericin B are an important advance in therapy, their high cost precludes their use. Miltefosine, a phosphocholine analogue originally developed as anti-malignant drug, has been found to be highly active against leishmania in vitro and in animal model. The aim of this review is to evidence the recent advances in diagnosis and treatment of visceral leishmaniasis.
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