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.
Since the beginning of the 2023 transmission season and as of 29 November 2023, EU/EEA countries have reported 707 human cases, 147 outbreaks among equids and 246 outbreaks among birds.
In 2021, the Joint United Nations Programme on HIV/AIDS (UNAIDS) updated the HIV targets for 2025 as part of the global strategy to end HIV transmission by 2030.