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.
A prolonged genomic cluster of 20 human Listeria monocytogenes ST1607 infections has been reported. The most recent case was reported in March 2024 in Denmark.
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.
Distribution of human West Nile virus infections in NUTS 3 or GAUL 1 regions of the EU/EEA and neighbouring countries during 2013-2023, as of 4th January.
Distribution of human and animal West Nile virus infections in NUTS 3 or GAUL 1 regions of the EU/EEA and neighbouring countries during the 2023 season, as of 4th January.
HelicsWin.Net (also referred to as HWN) is a software application developed for the manual entry of data of the ECDC HAI-Net surveillance of healthcare-associated infections (HAIs).