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.
Influenza, SARS-CoV-2 and RSV activity in EU/EEA Member States continue to decrease or remain stable at low levels. Cases, including severe infections, can still occur and it therefore remains essential to continue testing patients presenting with severe acute respiratory symptoms in order to guide treatment and inform epidemiological assessments.
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.
Every month ECDC provides detailed epidemiological overview of the worldwide transmission of chikungunya in its weekly threat report (Communicable Diseases Threat Report).
Every month ECDC provides detailed epidemiological overview of the worldwide transmission of dengue in its weekly threat report (Communicable Diseases Threat Report).