WebDespite affecting up to 300,000 people a year across West Africa, and causing more than 5,000 deaths annually, Lassa fever is a poorly understood disease that is challenging to … Web12 Jan 2016 · For the majority of Lassa fever virus infections (approximately 80%), symptoms are mild and are undiagnosed. Mild symptoms include slight fever, general …
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Web26 Aug 2024 · Author summary Lassa virus (LASV) infection constitutes a major public health threat as it has a direct impact on the mortality of febrile patients, healthcare … Lassa fever is known to be endemic in Benin, Ghana, Guinea, Liberia, Mali, Sierra Leone, and Nigeria, but probably exists in other West African countries as well. The overall case-fatality rate is 1%. Observed case-fatality rate among patients hospitalized with severe cases of Lassa fever is 15%. See more Though first described in the 1950s, the virus causing Lassa disease was not identified until 1969. The virus is a single-stranded RNA virus belonging to the virus family Arenaviridae. About 80% of people who become infected … See more Because the symptoms of Lassa fever are so varied and non-specific, clinical diagnosis is often difficult, especially early in the course of the disease. Lassa fever is difficult to distinguish … See more The incubation period of Lassa fever ranges from 6–21 days. The onset of the disease, when it is symptomatic, is usually gradual, starting with fever, general weakness, and … See more Humans usually become infected with Lassa virus from exposure to urine or faeces of infected Mastomysrats. Lassa virus may also be spread between humans through … See more fasta to phylip format converter
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WebPrognosis for Lassa Fever Recovery or death usually occurs 7 to 31 days (average 12 to 15 days) after symptoms begin. In patients with severe, multisystem disease, the case fatality rate is 16 to 45%. Disease is severe during pregnancy, especially during the 3rd trimester. Web11 Feb 2024 · According to the World Health Organization, 80 per cent of people who get infected won't develop any symptoms. But the virus has a case-fatality rate of around 1 per cent. Lassa fever is... WebLassa fever is known to be endemic in Benin, Ghana, Guinea, Liberia, Mali, Sierra Leone, and Nigeria, but probably exists in other West African countries as well. The overall case … fasta training