This issue of the ECDC Communicable Disease Threats Report (CDTR) covers the period 26 November - 2 December 2023 and includes updates on human infection with influenza A(H1N2)v, influenza A(H5N1), an overview of respiratory virus epidemiology in the EU/EEA, respiratory infections due to Mycoplasma pneumoniae in the EU/EEA, HIV/AIDS surveillance 2023 (2022 data), West Nile virus, SARS-CoV-2 variant classification, and poliomyelitis.
This report presents HIV/AIDS surveillance data for 2022, a year marked by increased population movements across Europe that have impacted HIV trends, particularly in EU/EEA countries.
In 2021, 9 of the 23 EU/EEA countries who contributed data reported 47 confirmed congenital syphilis cases. Fourteen countries reported zero cases. For 2020, 10 of the 25 countries that contributed data reported 49 cases.