Meningococcal disease is caused by Neisseria meningitidis, a bacterium with human carriers as the only reservoir. It is carried in the nose, where it can remain for long periods without producing symptoms.
Mumps is a viral infection first described by Hippocrates that in its classical form causes acute parotitis and, less frequently, orchitis, meningitis and pneumonia.
Haemophilus influenzae type b (Hib) is an obligate human pathogen and an important cause of invasive bacterial infections in both children and adults, with the highest incidence among young children.
This issue of the ECDC Communicable Disease Threats Report (CDTR) covers the period 5 - 11 November 2023 and includes updates on SARS-CoV-2 variants, an overview of respiratory virus epidemiology in the EU/EEA, West Nile Virus, measles, diphtheria, Middle East respiratory virus syndrome, chikungunya, and dengue.
In 2021, 1 567 cases of mumps were reported to ECDC by 27 European Union/European Economic Area(EU/EEA) Member States, with an overall notification rate of 0.4 cases per 100 000 population. This wassignificantly lower than the notification rates reported during the previous four years (range 1.7-4.2).
This issue of the ECDC Communicable Disease Threats Report (CDTR) covers the period 1 - 7 October 2023 and includes updates on dengue, West Nile virus disease, COVID-19, chikungunya, Middle East respiratory syndrome, mpox, and mass gathering monitoring for the Rugby World Cup.