Public health implications

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Until further evidence is available, a precautionary approach to the risk posed by ZIKV, in particular during pregnancy, is being adopted by public health authorities worldwide.

ZIKV has been detected in semen some months after symptoms of ZIKV, and for some weeks in the female genital tract. A small, but growing number, of sexually transmitted cases of ZIKV infection have been reported worldwide.

The International Health Regulations Emergency Committee on ZIKV has advised that standard WHO recommendations should be implemented in order to control Aedes sp mosquitoes in flights from affected countries.