SynthesisEmerging infectious diseases2019
Lassa Fever in Travelers from West Africa, 1969-2016.
Synthesis in Emerging infectious diseases, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 43 papers, 3 of them syntheses that pooled it.
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
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Who cites it
43 citing papers in PubMed, 3 syntheses or guidelines pooled it, 73 citations in OpenAlex.
- Lassa fever in West Africa: a systematic review and meta-analysis of attack rates, case fatality rates and risk factors.BMC public health · 2025Pooled it
- Efficacy, safety, and immunogenicity of Lassa fever vaccines: A living systematic review and landscape analysis of vaccine candidates.PloS one · 2025Pooled it
- Systematic review and meta-analysis of the epidemiology of Lassa virus in humans, rodents and other mammals in sub-Saharan Africa.PLoS neglected tropical diseases · 2020Pooled it
- Predictors of Acute Kidney Injury and In-Hospital Mortality in Patients With RT-PCR Confirmed Lassa Fever in Southwest Nigeria.Open forum infectious diseases · 2026Article
- Lessons in the Wake of a Lassa fever case in the Midwest U.S: epidemiology, management and preparedness gaps.BMC infectious diseases · 2026Review
- The Biological Characteristics and Mouse Model of Lassa Virus From the First Imported Case in China.MedComm · 2025Article
- Notes from the Field: Response to a Case of Travel-Associated Lassa Fever - Iowa, October-November 2024.MMWR. Morbidity and mortality weekly report · 2025Article
- The First Imported Case of Lassa Fever - China, 2024.China CDC weekly · 2025Article
- The first imported case of Lassa fever in China: a case description.Quantitative imaging in medicine and surgery · 2025Article
- Drivers of Lassa fever in an endemic area of southwestern Nigeria (2017-2021): An epidemiological study.PloS one · 2025Article
- U-73122, a phospholipase C inhibitor, impairs lymphocytic choriomeningitis virus virion infectivity.The Journal of general virology · 2024Article
- The DNA-based Lassa vaccine INO-4500 confers durable protective efficacy in cynomolgus macaques against lethal Lassa fever.Communications medicine · 2024Article
- Delayed low-dose oral administration of 4'-fluorouridine inhibits pathogenic arenaviruses in animal models of lethal disease.Science translational medicine · 2024Article
- An atlas of gross and histologic lesions and immunohistochemical immunoreactivity during the temporal progression of aerosolized Lassa virus induced hemorrhagic fever in cynomolgus macaques.Frontiers in cellular and infection microbiology · 2024Article
- Article
- The Biosafety Research Road Map: The Search for Evidence to Support Practices in the Laboratory-Crimean Congo Haemorrhagic Fever Virus and Lassa Virus.Applied biosafety : journal of the American Biological Safety Association · 2023Review
- Ecological correlates and predictors of Lassa fever incidence in Ondo State, Nigeria 2017-2021: an emerging urban trend.Scientific reports · 2023Article
- A Lassa virus mRNA vaccine confers protection but does not require neutralizing antibody in a guinea pig model of infection.Nature communications · 2023Article
- Combating Lassa Fever in West African Sub-Region: Progress, Challenges, and Future Perspectives.Viruses · 2023Review
- Epidemiology of Lassa Fever.Current topics in microbiology and immunology · 2023Article
Corrections and comments
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Authors and funding
3 authors at 1 institution in 1 country.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Lassa virus is a rodentborne arenavirus responsible for human cases of Lassa fever, a viral hemorrhagic fever, in West Africa and in travelers arriving to non-Lassa-endemic countries from West Africa. We describe a retrospective review performed through literature search of clinical and epidemiologic characteristics of all imported Lassa fever cases worldwide during 1969-2016. Our findings demonstrate that approximately half of imported cases had distinctive clinical features (defined as fever and >1 of the following: pharyngitis, sore throat, tonsillitis, conjunctivitis, oropharyngeal ulcers, or proteinuria). Delays in clinical suspicion of this diagnosis were common. In addition, no secondary transmission of Lassa fever to contacts of patients with low-risk exposures occurred, and infection of high-risk contacts was rare. Future public health investigations of such cases should focus on timely recognition of distinctive clinical features, earlier treatment of patients, and targeted public health responses focused on high-risk contacts.
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.