Diagnostic Tools for Cutaneous Leishmaniasis Caused by <i>Leishmania donovani</i>: A Narrative Review

Leishmaniasis, a neglected tropical disease, encompasses a spectrum of clinical conditions and poses a significant risk of infection to over one billion people worldwide. Visceral leishmaniasis (VL) in the Indian sub-continent (ISC), where the causative parasite is <i>Leishmania donovani</i...

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Main Authors: Sachee Bhanu Piyasiri, Rajika Dewasurendra, Nilakshi Samaranayake, Nadira Karunaweera
Format: Article
Language:English
Published: MDPI AG 2023-09-01
Series:Diagnostics
Subjects:
Online Access:https://www.mdpi.com/2075-4418/13/18/2989
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author Sachee Bhanu Piyasiri
Rajika Dewasurendra
Nilakshi Samaranayake
Nadira Karunaweera
author_facet Sachee Bhanu Piyasiri
Rajika Dewasurendra
Nilakshi Samaranayake
Nadira Karunaweera
author_sort Sachee Bhanu Piyasiri
collection DOAJ
description Leishmaniasis, a neglected tropical disease, encompasses a spectrum of clinical conditions and poses a significant risk of infection to over one billion people worldwide. Visceral leishmaniasis (VL) in the Indian sub-continent (ISC), where the causative parasite is <i>Leishmania donovani</i>, is targeted for elimination by 2025, with some countries already reaching such targets. Other clinical phenotypes due to the same species could act as a reservoir of parasites and thus pose a challenge to successful control and elimination. Sri Lanka has consistently reported cutaneous leishmaniasis (CL) due to <i>L. donovani</i> as the primary disease presentation over several decades. Similar findings of atypical phenotypes of <i>L. donovani</i> have also been reported from several other countries/regions in the Old World. In this review, we discuss the applicability of different methods in diagnosing CL due to <i>L. donovani</i> and a comprehensive assessment of diagnostic methods spanning clinical, microscopic, molecular, and immunological approaches. By incorporating evidence from Sri Lanka and other regions on <i>L. donovani</i>-related CL, we thoroughly evaluate the accuracy, feasibility, and relevance of these diagnostic tools. We also discuss the challenges and complexities linked to diagnosing CL and review novel approaches and their applicability for detecting CL.
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spelling doaj.art-256fd1895ab04d9eb3f12ef518e0b7852023-11-19T10:14:22ZengMDPI AGDiagnostics2075-44182023-09-011318298910.3390/diagnostics13182989Diagnostic Tools for Cutaneous Leishmaniasis Caused by <i>Leishmania donovani</i>: A Narrative ReviewSachee Bhanu Piyasiri0Rajika Dewasurendra1Nilakshi Samaranayake2Nadira Karunaweera3Department of Parasitology, Faculty of Medicine, University of Colombo, Kynsey Road, Colombo 0800, Sri LankaDepartment of Parasitology, Faculty of Medicine, University of Colombo, Kynsey Road, Colombo 0800, Sri LankaDepartment of Parasitology, Faculty of Medicine, University of Colombo, Kynsey Road, Colombo 0800, Sri LankaDepartment of Parasitology, Faculty of Medicine, University of Colombo, Kynsey Road, Colombo 0800, Sri LankaLeishmaniasis, a neglected tropical disease, encompasses a spectrum of clinical conditions and poses a significant risk of infection to over one billion people worldwide. Visceral leishmaniasis (VL) in the Indian sub-continent (ISC), where the causative parasite is <i>Leishmania donovani</i>, is targeted for elimination by 2025, with some countries already reaching such targets. Other clinical phenotypes due to the same species could act as a reservoir of parasites and thus pose a challenge to successful control and elimination. Sri Lanka has consistently reported cutaneous leishmaniasis (CL) due to <i>L. donovani</i> as the primary disease presentation over several decades. Similar findings of atypical phenotypes of <i>L. donovani</i> have also been reported from several other countries/regions in the Old World. In this review, we discuss the applicability of different methods in diagnosing CL due to <i>L. donovani</i> and a comprehensive assessment of diagnostic methods spanning clinical, microscopic, molecular, and immunological approaches. By incorporating evidence from Sri Lanka and other regions on <i>L. donovani</i>-related CL, we thoroughly evaluate the accuracy, feasibility, and relevance of these diagnostic tools. We also discuss the challenges and complexities linked to diagnosing CL and review novel approaches and their applicability for detecting CL.https://www.mdpi.com/2075-4418/13/18/2989cutaneous leishmaniasis<i>Leishmania donovani</i>skin lesionsmicroscopymolecular diagnosisimmunological diagnosis
spellingShingle Sachee Bhanu Piyasiri
Rajika Dewasurendra
Nilakshi Samaranayake
Nadira Karunaweera
Diagnostic Tools for Cutaneous Leishmaniasis Caused by <i>Leishmania donovani</i>: A Narrative Review
Diagnostics
cutaneous leishmaniasis
<i>Leishmania donovani</i>
skin lesions
microscopy
molecular diagnosis
immunological diagnosis
title Diagnostic Tools for Cutaneous Leishmaniasis Caused by <i>Leishmania donovani</i>: A Narrative Review
title_full Diagnostic Tools for Cutaneous Leishmaniasis Caused by <i>Leishmania donovani</i>: A Narrative Review
title_fullStr Diagnostic Tools for Cutaneous Leishmaniasis Caused by <i>Leishmania donovani</i>: A Narrative Review
title_full_unstemmed Diagnostic Tools for Cutaneous Leishmaniasis Caused by <i>Leishmania donovani</i>: A Narrative Review
title_short Diagnostic Tools for Cutaneous Leishmaniasis Caused by <i>Leishmania donovani</i>: A Narrative Review
title_sort diagnostic tools for cutaneous leishmaniasis caused by i leishmania donovani i a narrative review
topic cutaneous leishmaniasis
<i>Leishmania donovani</i>
skin lesions
microscopy
molecular diagnosis
immunological diagnosis
url https://www.mdpi.com/2075-4418/13/18/2989
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AT nilakshisamaranayake diagnostictoolsforcutaneousleishmaniasiscausedbyileishmaniadonovaniianarrativereview
AT nadirakarunaweera diagnostictoolsforcutaneousleishmaniasiscausedbyileishmaniadonovaniianarrativereview