WebMar 3, 2024 · Introduction. Lassa fever is a zoonotic infection endemic to West Africa. Most infections are asymptomatic with estimates of over 300 000 infections occurring in the region each year. 1, 2 In the general population, mortality rates range from 1–2% in mild cases 2, 3 to 15–20% in severe cases. 3–5 The crude case fatality rate in confirmed … WebAug 5, 2024 · Current Outbreak Epidemiology Lassa fever is endemic to many West African countries, including Sierra Leone, Guinea, and Nigeria. In Liberia, confirmed cases have been reported for more than 5 years, with case …
Geographical drivers and climate-linked dynamics of Lassa fever in ...
WebMar 3, 2009 · Lassa fever is caused by a viral haemorrhagic arenavirus that affects two to three million people in West Africa, causing a mortality of between 5,000 and 10,000 … WebThe number of Lassa virus infections per year in west Africa is estimated at 100,000 to 300,000, with approximately 5,000 deaths. Unfortunately, such estimates are crude, … mol of cacl
Lassa fever - World Health Organization
WebOct 4, 2011 · The Old World arenavirus Lassa virus causes up to 300,000 cases of Lassa fever annually in endemic foci of 2 geographically disjunct regions of West Africa . Most arenaviruses have been associated with 1 specific reservoir host species ( 2 ). WebPCR screening of 1,482 murid rodents from 13 genera caught in 18 different localities of Guinea, West Africa, showed Lassa virus infection only in molecularly typed Mastomys natalensis. Distribution of this rodent and relative abundance compared with M. erythroleucus correlates geographically with Lassa virus seroprevalence in humans. WebLassa fever in pregnancy causes high rates of maternal and fetal death, but limited data are available to guide clinicians. We retrospectively studied 30 pregnant Lassa fever patients treated with early ribavirin therapy and a conservative obstetric approach at a teaching hospital in southern Nigeria during January 2009–March 2024. i9 list a and b