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As the colder months approach in Europe, respiratory infections including influenza, respiratory syncytial virus (RSV) infections, COVID-19, pneumococcal disease and others can lead to serious illness and increase the burden on healthcare services throughout Europe.

As the colder months approach in Europe, respiratory infections including influenza, respiratory syncytial virus (RSV) infections, COVID-19, pneumococcal disease and others can lead to serious illness and increase the burden on healthcare services throughout Europe.

In the EU/EEA, SARS-CoV-2 circulation remains low, although higher rates in two countries are affecting the overall picture. Respiratory syncytial virus and influenza circulation remain at low levels. 

This issue of the Communicable disease threats report (CDTR) covers the period 10 – 16 October 2026, and includes updates on respiratory virus epidemiology in the EU/EEA, Ebola, expert deployment, pneumonia of unknown aetiology, mpox in the EU/EEA, West Nile Virus, Crimean-Congo haemorrhagic fever, dengue, chikungunya, and diphtheria.

In the EU/EEA, increased circulation of SARS-CoV-2 is observed, with limited impact on hospitalisations. Respiratory syncytial virus and influenza circulation remain at low levels. 

This issue of the Communicable disease threats report (CDTR) covers the period 3 – 9October 2026, and includes updates on respiratory virus epidemiology in the EU/EEA, pneumonia of unknown aetiology, Ebola, expert deployment, West Nile Virus, Crimean-Congo haemorrhagic fever, dengue, chikungunya, symptomatic Sindbis case in Germany, measles, and Salmonella Strathcona. 

This issue of the Communicable disease threats report (CDTR) covers the period 26 September – 2 October 2026, and includes updates on Crimean Congo haemorrhagic fever, Chikungunya virus disease, cholera, COVID-19, dengue, Ebola, avian influenza, seasonal influenza, Middle Eastern Respiratory Syndrome (MERS), respiratory syncytial infection, Vibriosis and West Nile virus infection.