The ECDC updates are based on available data reported through the European Surveillance System (TESSy) by the national public health authorities of EU/EEA countries.
In 2022, 27 European Union/European Economic Area (EU/EEA) countries reported 731 echinococcosis cases. Of these, 299 (41%) cases were reported as Echinococcus granulosus sensu lato, 185 (25%) as E. multilocularis and 247 (34%) as an unknown species.
This issue of the ECDC Communicable Disease Threats Report (CDTR) covers the period 21–27 April 2024 and includes updates on respiratory virus epidemiology in the EU/EEA, West Nile virus, SARS-CoV-2 variant classification and Cholera.
During the 2023 West Nile virus transmission season, and as of 4 January 2024, 709 locally acquired human cases of West Nile virus infection, including 67 deaths, were reported by nine European Union countries.
As of 4 January 2024, 728 human cases of West Nile virus infection were reported, of which 709 were locally acquired and 19 were travel-associated. In 2023, seven EU countries reported 153 outbreaks among equids and eight EU countries reported 251 outbreaks among birds.