Madagascar has reported an outbreak of Rift Valley Fever, with 418 suspected cases as of mid-April, including 17 deaths (for a case-fatality rate of 4 percent). The cases come from the regions of Alaotra Mangoro, Analamanga, Anosy, Itasy, and Vakinakaratra. According to the Pasteur Institute in Madagascar and the World Health Organization, there have been 59 laboratory-confirmed human cases. Animal cases have also been reported. Control measures have included case management, surveillance, social mobilization, providing medicines, prevention, and strengthening measures to control nosocomial infection. Information on Rift Valley fever—including clinical features, diagnosis, treatment, prevention, and control—is available at http://www.who.int/mediacentre/factsheets/fs207/en/.

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