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.
In connection with the European Immunization Week, ECDC releases data indicating an increase in cases of vaccine-preventable diseases such as measles and pertussis, after decreased levels during the COVID-19 pandemic.
This issue of the ECDC Communicable Disease Threats Report (CDTR) the period 17-23 March 2024 and includes updates on SARS-CoV-2 variant classification, hepatitis A, pertussis, invasive Group A streptococcal infection, chikungunya, dengue, poliomyelitis, western equine encephalitis and cholera.
The food-borne infections listeriosis and shigatoxigenic Escherichia coli are increasing in the EU/EEA and were in 2022 at levels higher than before the COVID-19 pandemic.
In 2022, 30 EU/EEA countries reported 4 548 cases of hepatitis A. The EU/EEA notification rate was one case per 100 000 population. Twenty EU/EEA countries had notification rates below one case per 100 000 population. The countries with the highest notification rates were Hungary (5.5), Croatia (5.3) Romania (4.8), and Bulgaria (4.4).