Weekly updates: 2019 West Nile virus transmission season


Situation update

Between 12 and 18 July 2019, six confirmed human cases have been reported. Greece reported five confirmed cases and Romania reported one case. These areas have had human cases reported in the previous transmission seasons. 

Since the last update, one equine outbreak in Larissa, Greece was reported to the Animal Disease Notification System. 

Since the beginning of the 2019 transmission season and as of 18 July 2019, six human West Nile virus infections have been reported in EU Member States and EU neighbouring countries by Greece (5) and Romania (1). 

During the current transmission season two equine outbreaks have been reported in Greece, one in Xanthi and one in Larissa.

Data from the ECDC surveillance Atlas

Weekly updates

Case definition

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

ECDC publishes weekly WNV epidemiological updates during the WNV transmission season, including the geographical distribution of human cases in the EU/EEA and EU neighbouring countries. In addition, ECDC includes maps in its epidemiological updates highlighting areas where WNV outbreaks among equids have been reported. Read more