{"title":"Infectious disease surveillance update","authors":"Cahal McQuillan","doi":"10.1016/s1473-3099(25)00246-4","DOIUrl":null,"url":null,"abstract":"<h2>Section snippets</h2><section><section><h2>Cholera in Angola</h2>As of March 28, 2025, 9274 cholera <span><span>cases</span><svg aria-label=\"Opens in new window\" focusable=\"false\" height=\"20\" viewbox=\"0 0 8 8\"><path d=\"M1.12949 2.1072V1H7V6.85795H5.89111V2.90281L0.784057 8L0 7.21635L5.11902 2.1072H1.12949Z\"></path></svg></span> had been reported in Angola, including 356 deaths. The outbreak began in early January and has now spread to 16 of Angola's 21 provinces. Individuals from all age groups have been affected, but children aged 6–14 years face the highest risk of infection, representing approximately 23% of all cases. The Angolan Ministry of Health, with support from WHO and partners, is managing the outbreak response through case detection, deployment of rapid response</section></section><section><section><h2>Measles in the USA</h2>Between Jan 1 and April 3, 2025, 22 US states reported 607 <span><span>cases</span><svg aria-label=\"Opens in new window\" focusable=\"false\" height=\"20\" viewbox=\"0 0 8 8\"><path d=\"M1.12949 2.1072V1H7V6.85795H5.89111V2.90281L0.784057 8L0 7.21635L5.11902 2.1072H1.12949Z\"></path></svg></span> of measles, including two deaths. The majority of cases (97%) are in children who are unvaccinated or have unknown vaccination status. 567 (93%) cases have been linked to six distinct outbreaks. Federal, state, and local health authorities and community partners are implementing public health measures to control the outbreak. As of March 3, the US Centers for Disease Control and Prevention is providing remote technical assistance</section></section><section><section><h2>Lassa fever in Nigeria</h2>Between Jan 1 and April 1, 2025, the Nigeria Centre for Disease Control and Prevention reported 645 Lassa fever <span><span>cases</span><svg aria-label=\"Opens in new window\" focusable=\"false\" height=\"20\" viewbox=\"0 0 8 8\"><path d=\"M1.12949 2.1072V1H7V6.85795H5.89111V2.90281L0.784057 8L0 7.21635L5.11902 2.1072H1.12949Z\"></path></svg></span>, including 118 deaths. More than 20 health workers have been infected. Lassa fever is an acute viral haemorrhagic fever caused by Lassa virus, which is typically carried by rodents. Despite years of campaigning on how to prevent the disease in the country, there have been no significant improvements in environmental hygiene in affected areas.</section></section><section><section><h2>Gastroenteritis in Latvia</h2>Between March 19 and April 3, 2025, 58 <span><span>cases</span><svg aria-label=\"Opens in new window\" focusable=\"false\" height=\"20\" viewbox=\"0 0 8 8\"><path d=\"M1.12949 2.1072V1H7V6.85795H5.89111V2.90281L0.784057 8L0 7.21635L5.11902 2.1072H1.12949Z\"></path></svg></span> of acute intestinal infection with Shiga toxin-producing <em>Escherichia coli</em> were recorded across several regions in Latvia, including 51 infections in children. As of April 8, 30 infected children were hospitalised, 17 were discharged, and five were in intensive care. Investigations by public health authorities have identified at least two sources of infection, indicating two separate outbreaks. 33 educational institutions have been inspected to</section></section>","PeriodicalId":49923,"journal":{"name":"Lancet Infectious Diseases","volume":"71 1","pages":""},"PeriodicalIF":31.0000,"publicationDate":"2025-04-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Lancet Infectious Diseases","FirstCategoryId":"3","ListUrlMain":"https://doi.org/10.1016/s1473-3099(25)00246-4","RegionNum":1,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"Q1","JCRName":"INFECTIOUS DISEASES","Score":null,"Total":0}
引用次数: 0
Abstract
Section snippets
Cholera in Angola
As of March 28, 2025, 9274 cholera cases had been reported in Angola, including 356 deaths. The outbreak began in early January and has now spread to 16 of Angola's 21 provinces. Individuals from all age groups have been affected, but children aged 6–14 years face the highest risk of infection, representing approximately 23% of all cases. The Angolan Ministry of Health, with support from WHO and partners, is managing the outbreak response through case detection, deployment of rapid response
Measles in the USA
Between Jan 1 and April 3, 2025, 22 US states reported 607 cases of measles, including two deaths. The majority of cases (97%) are in children who are unvaccinated or have unknown vaccination status. 567 (93%) cases have been linked to six distinct outbreaks. Federal, state, and local health authorities and community partners are implementing public health measures to control the outbreak. As of March 3, the US Centers for Disease Control and Prevention is providing remote technical assistance
Lassa fever in Nigeria
Between Jan 1 and April 1, 2025, the Nigeria Centre for Disease Control and Prevention reported 645 Lassa fever cases, including 118 deaths. More than 20 health workers have been infected. Lassa fever is an acute viral haemorrhagic fever caused by Lassa virus, which is typically carried by rodents. Despite years of campaigning on how to prevent the disease in the country, there have been no significant improvements in environmental hygiene in affected areas.
Gastroenteritis in Latvia
Between March 19 and April 3, 2025, 58 cases of acute intestinal infection with Shiga toxin-producing Escherichia coli were recorded across several regions in Latvia, including 51 infections in children. As of April 8, 30 infected children were hospitalised, 17 were discharged, and five were in intensive care. Investigations by public health authorities have identified at least two sources of infection, indicating two separate outbreaks. 33 educational institutions have been inspected to
期刊介绍:
The Lancet Infectious Diseases was launched in August, 2001, and is a lively monthly journal of original research, review, opinion, and news covering international issues relevant to clinical infectious diseases specialists worldwide.The infectious diseases journal aims to be a world-leading publication, featuring original research that advocates change or sheds light on clinical practices related to infectious diseases. The journal prioritizes articles with the potential to impact clinical practice or influence perspectives. Content covers a wide range of topics, including anti-infective therapy and immunization, bacterial, viral, fungal, and parasitic infections, emerging infectious diseases, HIV/AIDS, malaria, tuberculosis, mycobacterial infections, infection control, infectious diseases epidemiology, neglected tropical diseases, and travel medicine. Informative reviews on any subject linked to infectious diseases and human health are also welcomed.