Latin America’s Dengue Outbreak Poses a Global Health Threat

Dengue fever, caused by the dengue virus (DENV), poses a significant global health challenge, particularly in tropical and subtropical regions. Recent increases in indigenous DENV cases in Europe are concerning, reflecting rising incidence linked to climate change and the spread of <i>Aedes al...

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Main Authors: Michelle Teixeira de Almeida, Davi Gabriel Salustiano Merighi, Aline Biazola Visnardi, Cauê Augusto Boneto Gonçalves, Vitor Martins de Freitas Amorim, Anielle Salviano de Almeida Ferrari, Anacleto Silva de Souza, Cristiane Rodrigues Guzzo
Format: Article
Language:English
Published: MDPI AG 2025-01-01
Series:Viruses
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Online Access:https://www.mdpi.com/1999-4915/17/1/57
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author Michelle Teixeira de Almeida
Davi Gabriel Salustiano Merighi
Aline Biazola Visnardi
Cauê Augusto Boneto Gonçalves
Vitor Martins de Freitas Amorim
Anielle Salviano de Almeida Ferrari
Anacleto Silva de Souza
Cristiane Rodrigues Guzzo
author_facet Michelle Teixeira de Almeida
Davi Gabriel Salustiano Merighi
Aline Biazola Visnardi
Cauê Augusto Boneto Gonçalves
Vitor Martins de Freitas Amorim
Anielle Salviano de Almeida Ferrari
Anacleto Silva de Souza
Cristiane Rodrigues Guzzo
author_sort Michelle Teixeira de Almeida
collection DOAJ
description Dengue fever, caused by the dengue virus (DENV), poses a significant global health challenge, particularly in tropical and subtropical regions. Recent increases in indigenous DENV cases in Europe are concerning, reflecting rising incidence linked to climate change and the spread of <i>Aedes albopictus</i> mosquitoes. These vectors thrive under environmental conditions like temperature and humidity, which are increasingly influenced by climate change. Additionally, global travel accelerates the cross-border spread of mosquito-borne diseases. DENV manifests clinically in a spectrum from asymptomatic cases to severe conditions like dengue hemorrhagic fever and dengue shock syndrome, influenced by viral serotype and host factors. In 2024, Brazil experienced a fourfold increase in dengue cases compared to 2023, accompanied by higher mortality. Conventional control measures, such as vector control, community engagement, and vaccination, proved insufficient as climate change exacerbated mosquito proliferation, challenging containment efforts. In this regard, our review analyzes prevention measures and therapeutic protocols during the outbreak while addressing DENV transmission dynamics, clinical presentations, and epidemiological shifts. It also evaluates diagnostic strategies combining clinical assessment with serological and molecular testing, providing information to improve diagnostic and preventive measures. The global expansion of dengue-endemic regions, including outbreaks in Europe, highlights the urgent need for enhanced surveillance, proactive interventions, and international collaboration to mitigate the growing threat of Dengue and other arboviruses like West Nile, Zika, Chikungunya, Oropouche, and Yellow Fever viruses.
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spelling doaj-art-eb7fa527071c46ad8553ad2a6b6d2c382025-01-24T13:52:25ZengMDPI AGViruses1999-49152025-01-011715710.3390/v17010057Latin America’s Dengue Outbreak Poses a Global Health ThreatMichelle Teixeira de Almeida0Davi Gabriel Salustiano Merighi1Aline Biazola Visnardi2Cauê Augusto Boneto Gonçalves3Vitor Martins de Freitas Amorim4Anielle Salviano de Almeida Ferrari5Anacleto Silva de Souza6Cristiane Rodrigues Guzzo7Department of Microbiology, Institute of Biomedical Sciences, University of São Paulo, São Paulo 5508-900, BrazilDepartment of Microbiology, Institute of Biomedical Sciences, University of São Paulo, São Paulo 5508-900, BrazilDepartment of Microbiology, Institute of Biomedical Sciences, University of São Paulo, São Paulo 5508-900, BrazilDepartment of Microbiology, Institute of Biomedical Sciences, University of São Paulo, São Paulo 5508-900, BrazilDepartment of Microbiology, Institute of Biomedical Sciences, University of São Paulo, São Paulo 5508-900, BrazilDepartment of Microbiology, Institute of Biomedical Sciences, University of São Paulo, São Paulo 5508-900, BrazilDepartment of Microbiology, Institute of Biomedical Sciences, University of São Paulo, São Paulo 5508-900, BrazilDepartment of Microbiology, Institute of Biomedical Sciences, University of São Paulo, São Paulo 5508-900, BrazilDengue fever, caused by the dengue virus (DENV), poses a significant global health challenge, particularly in tropical and subtropical regions. Recent increases in indigenous DENV cases in Europe are concerning, reflecting rising incidence linked to climate change and the spread of <i>Aedes albopictus</i> mosquitoes. These vectors thrive under environmental conditions like temperature and humidity, which are increasingly influenced by climate change. Additionally, global travel accelerates the cross-border spread of mosquito-borne diseases. DENV manifests clinically in a spectrum from asymptomatic cases to severe conditions like dengue hemorrhagic fever and dengue shock syndrome, influenced by viral serotype and host factors. In 2024, Brazil experienced a fourfold increase in dengue cases compared to 2023, accompanied by higher mortality. Conventional control measures, such as vector control, community engagement, and vaccination, proved insufficient as climate change exacerbated mosquito proliferation, challenging containment efforts. In this regard, our review analyzes prevention measures and therapeutic protocols during the outbreak while addressing DENV transmission dynamics, clinical presentations, and epidemiological shifts. It also evaluates diagnostic strategies combining clinical assessment with serological and molecular testing, providing information to improve diagnostic and preventive measures. The global expansion of dengue-endemic regions, including outbreaks in Europe, highlights the urgent need for enhanced surveillance, proactive interventions, and international collaboration to mitigate the growing threat of Dengue and other arboviruses like West Nile, Zika, Chikungunya, Oropouche, and Yellow Fever viruses.https://www.mdpi.com/1999-4915/17/1/57Dengueoutbreakvaccinespandemicepidemiology
spellingShingle Michelle Teixeira de Almeida
Davi Gabriel Salustiano Merighi
Aline Biazola Visnardi
Cauê Augusto Boneto Gonçalves
Vitor Martins de Freitas Amorim
Anielle Salviano de Almeida Ferrari
Anacleto Silva de Souza
Cristiane Rodrigues Guzzo
Latin America’s Dengue Outbreak Poses a Global Health Threat
Viruses
Dengue
outbreak
vaccines
pandemic
epidemiology
title Latin America’s Dengue Outbreak Poses a Global Health Threat
title_full Latin America’s Dengue Outbreak Poses a Global Health Threat
title_fullStr Latin America’s Dengue Outbreak Poses a Global Health Threat
title_full_unstemmed Latin America’s Dengue Outbreak Poses a Global Health Threat
title_short Latin America’s Dengue Outbreak Poses a Global Health Threat
title_sort latin america s dengue outbreak poses a global health threat
topic Dengue
outbreak
vaccines
pandemic
epidemiology
url https://www.mdpi.com/1999-4915/17/1/57
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