In 2024 and as of 30 of April, approximately 240 000 CHIKVD cases and over 90 deaths have been reported worldwide. A total of 18 countries reported CHIKVD cases from the Americas (11), Asia (6), and Africa (1).
Since the beginning of 2024, over 7.5 million dengue cases and over 3 000 dengue-related deaths have been reported from 73 countries/territories. Most cases globally have been reported from the WHO PAHO region, with Brazil reporting most cases.
Recent ECDC data show that despite progress in prevention and control efforts, the hepatitis B and hepatitis C viruses (HBV and HCV) continue to pose significant public health challenges in the European Union and European Economic Area (EU/EEA).
ECDC is organising a physical workshop between 16 and 18 April 2024 with national experts to develop a public health guidance to support the assessment of the risk of locally-acquired Aedes-borne viral diseases in the EU/EEA.
This issue of the ECDC Communicable Disease Threats Report (CDTR) the period 21-27 January 2024 and includes updates on SARS-CoV-2, influenza, cholera, chikungunya, dengue and zika.
Japanese encephalitis virus is present in Asia and Oceania, from Japan to India, Pakistan and Australia. Outbreaks are erratic and spatially and temporally limited phenomena, occurring quite unpredictably. The virus is a leading cause of viral encephalitis in Asia, with 30 000 to 50 000 cases reported annually.
West Nile virus is a mosquito-borne flavivirus that is maintained in an enzootic cycle between mosquitoes and birds. Humans and horses are incidental dead-end hosts.
Sindbis virus is widely and continuously found in insects (the main vectors are Culex and Culiseta mosquitoes) and vertebrates in Eurasia, Africa, and Oceania. ECDC factsheet for health professionals
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.