Communicable disease threats report, 26 November – 2 December 2023, week 48



This issue of the ECDC Communicable Disease Threats Report (CDTR) covers the period 19 – 25 November 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.