Lassa fever
Acute disease caused by an arenavirus, first detected in 1969, and spread by a species of rat found only in west Africa. It is classified as a haemorrhagic fever and characterized by high fever, headache, muscle pain, and internal bleeding. There is no known cure, the survival rate being less than 50%.
In west Africa 300,000 to 500,000 cases occur each year, causing approximately 5,000 deaths (as of 2006).
In west Africa 300,000 to 500,000 cases occur each year, causing approximately 5,000 deaths (as of 2006).
© RM 2012. Helicon Publishing is division of RM.
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