Weekly updates: 2018 West Nile fever transmission season


Situation update

Between 10 and 16 August 2018, EU Member States reported 41 human cases of West Nile fever: Hungary (16), Greece (15), Romania (8) and Croatia (2). EU neighbouring countries reported 24 cases, all reported by Serbia.

This week, Greece reported one death and Serbia two. One affected area in Croatia reported human cases for the first time. All other human cases were reported from areas that have been affected during previous transmission seasons.

In the same week, 38 outbreaks among equids were reported by Italy (28), Hungary (9) and Greece (1).

In 2018, as of 16 August 2018, EU Member States reported 273 human cases: Italy (123), Greece (75), Hungary (39), Romania (31), France (3) and Croatia (2). EU neighbouring countries reported 128 human cases: Serbia (126) and Kosovo* (2). To date, a total of 20 deaths due to West Nile fever have been reported by Serbia (11), Greece (4), Italy (3), Kosovo* and Romania (1 each).

During the current transmission season, 54 outbreaks among equids have been reported by Italy (39), Hungary (12) and Greece (3).

*This designation is without prejudice to positions on status, and is in line with UNSCR 1244 and the International Court of Justice Opinion on the Kosovo Declaration of Independence.

Data from the ECDC surveillance Atlas

Weekly updates

Case definition

EU case definition for diagnosing and reporting West Nile fever, under Decision No 2119/98/EC of the European Parliament and of the Council.

ECDC is providing, for the current transmission season, weekly updates on the reported cases of West Nile fever in humans and equidae in the EU Member States and neighbouring countries (i.e. those included in WHO European region and/or bordering the Mediterranean Sea). Read more