Urban canine leishmaniasis in an Amazonian municipality: a cross-sectional study of prevalence, distribution and phlebotomine fauna during the dry season, Brazil, 2023

Abstract Objective To describe the prevalence and distribution of canine leishmaniasis and the phlebotomine fauna across the five urban neighborhoods of the Cachoeira do Piriá Amazonian municipality, Pará state, Brazil, during the dry season. Methods Dogs were sampled for five hours in each neig...

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Main Authors: Adriana Sousa Tapajós, Luciana Pinto Oliveira, Andréa Helena Martins Amaral, Clístenes Pamplona Catete, Walter Souza Santos, Lourdes Maria Garcez
Format: Article
Language:English
Published: Ministério da Saúde do Brasil 2025-06-01
Series:Epidemiologia e Serviços de Saúde
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Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S2237-96222025000100236&lng=en&tlng=en
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author Adriana Sousa Tapajós
Luciana Pinto Oliveira
Andréa Helena Martins Amaral
Clístenes Pamplona Catete
Walter Souza Santos
Lourdes Maria Garcez
author_facet Adriana Sousa Tapajós
Luciana Pinto Oliveira
Andréa Helena Martins Amaral
Clístenes Pamplona Catete
Walter Souza Santos
Lourdes Maria Garcez
author_sort Adriana Sousa Tapajós
collection DOAJ
description Abstract Objective To describe the prevalence and distribution of canine leishmaniasis and the phlebotomine fauna across the five urban neighborhoods of the Cachoeira do Piriá Amazonian municipality, Pará state, Brazil, during the dry season. Methods Dogs were sampled for five hours in each neighborhood, with blood and conjunctival swab specimens (from June 13 to 15, 2023). Samples were tested using polymerase chain reaction targeting the heat shock protein 70-234 gene. Risk areas (kernel) and phlebotomine fauna were investigated (from 1 to 7/10/2023). Results A total of 93/864 (11%) animals were included. The prevalence of canine leishmaniasis was 65% (60/93). Positivity rates varied among neighborhoods (p-value 0.001), with major clusters in the Northwest and Southeast urban areas, encompassing three neighborhoods. Lutzomyia antunesi (2) and Lutzomyia evandroi (11) were found in four neighborhoods. Conclusion High prevalence of canine leishmaniasis and a potential phlebotomine vector (Lutzomyia antunesi) were identified during the Amazonian summer in the urban area of Cachoeira do Piriá, where three neighborhoods were prioritized for surveillance.
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issn 2237-9622
language English
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series Epidemiologia e Serviços de Saúde
spelling doaj-art-9f195fc01ecd407d821404b0313b028c2025-08-20T03:45:57ZengMinistério da Saúde do BrasilEpidemiologia e Serviços de Saúde2237-96222025-06-013410.1590/s2237-96222025v34e20240130.enUrban canine leishmaniasis in an Amazonian municipality: a cross-sectional study of prevalence, distribution and phlebotomine fauna during the dry season, Brazil, 2023Adriana Sousa Tapajóshttps://orcid.org/0009-0005-6298-293XLuciana Pinto Oliveirahttps://orcid.org/0000-0001-8471-4438Andréa Helena Martins Amaralhttps://orcid.org/0009-0000-9538-0330Clístenes Pamplona Catetehttps://orcid.org/0000-0002-9452-3747Walter Souza Santoshttps://orcid.org/0000-0002-1857-9634Lourdes Maria Garcezhttps://orcid.org/0000-0003-2231-3561Abstract Objective To describe the prevalence and distribution of canine leishmaniasis and the phlebotomine fauna across the five urban neighborhoods of the Cachoeira do Piriá Amazonian municipality, Pará state, Brazil, during the dry season. Methods Dogs were sampled for five hours in each neighborhood, with blood and conjunctival swab specimens (from June 13 to 15, 2023). Samples were tested using polymerase chain reaction targeting the heat shock protein 70-234 gene. Risk areas (kernel) and phlebotomine fauna were investigated (from 1 to 7/10/2023). Results A total of 93/864 (11%) animals were included. The prevalence of canine leishmaniasis was 65% (60/93). Positivity rates varied among neighborhoods (p-value 0.001), with major clusters in the Northwest and Southeast urban areas, encompassing three neighborhoods. Lutzomyia antunesi (2) and Lutzomyia evandroi (11) were found in four neighborhoods. Conclusion High prevalence of canine leishmaniasis and a potential phlebotomine vector (Lutzomyia antunesi) were identified during the Amazonian summer in the urban area of Cachoeira do Piriá, where three neighborhoods were prioritized for surveillance.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S2237-96222025000100236&lng=en&tlng=enCanine LeishmaniasisPolymerase Chain ReactionGeographic Risk LocationPsychodidaeCross-Sectional Studies
spellingShingle Adriana Sousa Tapajós
Luciana Pinto Oliveira
Andréa Helena Martins Amaral
Clístenes Pamplona Catete
Walter Souza Santos
Lourdes Maria Garcez
Urban canine leishmaniasis in an Amazonian municipality: a cross-sectional study of prevalence, distribution and phlebotomine fauna during the dry season, Brazil, 2023
Epidemiologia e Serviços de Saúde
Canine Leishmaniasis
Polymerase Chain Reaction
Geographic Risk Location
Psychodidae
Cross-Sectional Studies
title Urban canine leishmaniasis in an Amazonian municipality: a cross-sectional study of prevalence, distribution and phlebotomine fauna during the dry season, Brazil, 2023
title_full Urban canine leishmaniasis in an Amazonian municipality: a cross-sectional study of prevalence, distribution and phlebotomine fauna during the dry season, Brazil, 2023
title_fullStr Urban canine leishmaniasis in an Amazonian municipality: a cross-sectional study of prevalence, distribution and phlebotomine fauna during the dry season, Brazil, 2023
title_full_unstemmed Urban canine leishmaniasis in an Amazonian municipality: a cross-sectional study of prevalence, distribution and phlebotomine fauna during the dry season, Brazil, 2023
title_short Urban canine leishmaniasis in an Amazonian municipality: a cross-sectional study of prevalence, distribution and phlebotomine fauna during the dry season, Brazil, 2023
title_sort urban canine leishmaniasis in an amazonian municipality a cross sectional study of prevalence distribution and phlebotomine fauna during the dry season brazil 2023
topic Canine Leishmaniasis
Polymerase Chain Reaction
Geographic Risk Location
Psychodidae
Cross-Sectional Studies
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S2237-96222025000100236&lng=en&tlng=en
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