This issue of the ECDC Communicable Disease Threats Report (CDTR) covers the period 25 June - 1 July 2023, and includes updates on avian influenza, COVID-19, West Nile virus, poliomyelitis, cholera, fungal meningitis, Oz virus, and information on mass gatherings (the Hajj).
The mosquito species Aedes albopictus, a known vector of chikungunya and dengue viruses, is establishing itself further northwards and westwards in Europe, according to the latest data.