This issue of the ECDC Communicable Disease Threats Report (CDTR) covers the period 10-16 December 2023 and includes updates on measles, chikungunya, dengue, SARS-CoV-2, diphtheria, West Nile virus, respiratory virus epidemiology and influenza.
A genomic cluster of Listeria monocytogenes infections has been identified in the EU/EEA and the United Kingdom, according to a Rapid Outbreak Assessment released today by ECDC and EFSA.
In 2022, the first and second most reported zoonoses in humans were campylobacteriosis and salmonellosis, respectively. The number of cases of campylobacteriosis and salmonellosis remained stable in comparison with 2021.
Campylobacteriosis and salmonellosis were the most frequently reported zoonotic diseases in humans in the EU in 2022. For West Nile virus, an increase of the number of infections was observed.
Lymphogranuloma venereum (LGV) is a systemic sexually transmitted infection (STI) caused by Chlamydia trachomatis serovars L1, L2, or L3. In 2021, 1 124 cases of LGV were reported by 23 EU/EEA Member States.
For 2021, 27 EU/EEA Member States reported 184 542 confirmed cases of chlamydia infection. The crude notification rate was 74 cases per 100 000 population.