The December 2022 characterisation report, was the third report for the 2022-2023 influenza season. Currently, as of week 08/2023, 231 015 detections have been reported.
This issue of the ECDC Communicable Disease Threats Report (CDTR) covers the period 12-18 March 2023 and includes updates on COVID-19, iatrogenic botulism, group A streptococcal infection, influenza, chikungunya and dengue, and influenza B among young people.
For 2020, nine EU/EEA countries reported 22 cases of Zika virus (ZIKV) disease, the lowest number
ever reported since the start of EU/EEA surveillance in 2016. All cases with available information (20/22) were associated with travel outside the EU/EEA. All cases with available information (7/22) were infected through mosquitoes.
Influenza activity had been decreasing across the Region until week 4/2023, following a peak at week 51/2022, but has fluctuated around 25% since week 6/2023 due to increased type B virus circulation.
This issue of the ECDC Communicable Disease Threats Report (CDTR) covers the period 5–11 March 2023 and includes updates on COVID-19, group A streptococcal infection, influenza, diphtheria, measles, iatrogenic botulism, poliomyelitis, and autochthonous Dengue.
Influenza activity had been decreasing across the Region until week 4/2023, following a peak at week 51/2022, but has fluctuated around 25% since week 6/2023 due to increased type B virus circulation.
Seasonal influenza activity had been decreasing across the Region after a peak at week 51/2022 until week 4/2023 and increased again up to week 7/2023 due to increased type B virus circulation.