West Nile virus - infections among humans and outbreaks among equids and/or birds, 30 August 2023

Since last week’s update, and as of 30 August 2023, European Union (EU) and European Economic Area (EEA) countries reported 61 human cases of West Nile virus (WNV) infection and 4 deaths related to WNV infections. Cases were reported by Greece (32, of which 2 with unknown place of infection), Romania (19), France (5), Hungary (4) and Spain (1). Deaths were reported by Greece (3) and Romania (1). EU-neighbouring countries reported 18 human cases of WNV infection. Cases were reported by Serbia (18). No deaths related to WNV infections were reported by EU-neighbouring countries.

Since the beginning of the 2023 transmission season, 18 outbreaks among equids and 88 outbreaks among birds have been reported by EU/EEA countries. Outbreaks among equids have been reported by Spain (8), Hungary (4), Italy (3), France (2) and Germany (1). Outbreaks among birds have been reported by Italy (71), Germany (9), Spain (6), Bulgaria (1) and France (1).