CEU Statement: Contraception advice for individuals travelling to Brazil for the 2016 Olympics and their partners (revised 28 July 2016)

After reviewing the available body of evidence, the Centers for Disease Control (CDC) in the USA have concluded that a causal relationship exists between prenatal Zika virus infection and microcephaly and other serious brain anomalies. Cases of locally-transmitted Zika virus are still being reported in Brazil and most of its neighbouring countries.