West Nile virus in Europe in 2021 - human cases, updated 23 September 2021

Between 17 and 23 September 2021, European Union (EU) and European Economic Area (EEA) countries reported 9 human cases of West Nile virus (WNV) infection and 1 deaths related to WNV infections. Cases were reported by Greece (5) and Italy (4). Deaths were reported by Greece (1). EU-neighbouring countries reported 2 human cases of WNV infection in Serbia (2) and no deaths related to WNV infections.

Since the beginning of the 2021 transmission season and as of 23 September 2021, EU/EEA countries have reported 107 human cases of WNV infection in Greece (48), Italy (36), Romania (7), Spain (5), Hungary (5), Austria (3) and Germany (3) and 7 deaths in Greece (5), Spain (1) and Romania (1). EU-neighbouring countries have reported 15 human cases of WNV infection in Serbia (15) and 3 deaths in Serbia (3).