The ECDC ELDSNet surveillance scheme on travel-associated Legionnaires’ disease (TALD) observed an increase in the number of cases associated with travel to Dubai in the last quarter of 2016, compared with previous years.

A measles outbreak in Romania has been ongoing since February 2016 and cases continue to be reported despite ongoing response measures that have been implemented at national level through reinforced vaccination activities. Between 1 January 2016 and 21 April 2017, Romania reported 4 881 cases. In 2016, a number of additional EU/EEA countries reported measles outbreaks, and an increase in the number of cases continues to be observed in 2017. Some previous and ongoing measles outbreaks in other EU countries have been epidemiologically linked to the current outbreak in Romania.

Yellow fever is a mosquito-borne viral infection present in some tropical areas of Africa and South America. On 6 January 2017, Brazil reported an outbreak of yellow fever that started in December 2016 and that has been ongoing since then. Bolivia, Colombia, Ecuador, Peru and Suriname have also reported cases of yellow fever in 2017.