Jan 6, 2025 · When avian influenza is transmitted to humans, symptoms in people can range from mild upper respiratory tract infection (fever and cough) to severe pneumonia, acute respiratory distress syndrome (difficulty breathing), shock, and even death. Treatment. WHO has updated its clinical guidelines for influenza, including H5N1.

Jan 29, 2025 · Avian influenza is a highly contagious viral disease that occurs primarily in poultry and wild water birds. It is either highly or low pathogenic (HPAI/LPAI) depending on the molecular characteristics of the virus involved and its ability to cause disease and mortality in chickens.

Mar 28, 2024 · Between 2 December 2023 and 15 March 2024, highly pathogenic avian influenza (HPAI) A(H5) outbreaks were reported in domestic (227) and wild (414) birds across 26 countries in Europe. Compared to previous years, although still widespread, the overall number of HPAI virus detections in birds was significantly lower, among other reasons, possibly due to some …

Dec 18, 2024 · Between 21 September and 6 December 2024, 657 highly pathogenic avian influenza (HPAI) A(H5N1) and A(H5N5) virus detections were reported in domestic (341) and wild (316) birds across 27 countries in Europe. Many HPAI outbreaks in domestic birds were clustered in areas with high poultry density and characterised by secondary farm‐to‐farm spread. …

Jul 4, 2024 · Between 16 March and 14 June 2024, 42 highly pathogenic avian influenza (HPAI) A(H5) virus detections were reported in domestic (15) and wild (27) birds across 13 countries in Europe. Although the overall number of detections in Europe has not been this low since the 2019–2020 epidemiological year, HPAI viruses continue to circulate at a very low level. Most …

Dec 14, 2023 · In recent weeks, detections of highly pathogenic avian influenza (HPAI) viruses in wild birds in Europe have risen, although the increase began later than in previous years. This is possibly due to a delay in the autumn migration of several waterbird species . As circulation of the virus among wild birds increases over the winter period, so too does the risk of outbreaks in …

Dec 18, 2024 · A(H5N5) virus, a subtype of the avian influenza virus which causes mass mortality in wild birds, has significantly expanded its geographical and species A subdivision of the genus, a species is a group of closely related and similar-looking organisms; for example, in the case of Homo sapiens (humans), the second part of the name (sapiens ...

Oct 3, 2024 · Between 15 June and 20 September 2024, 75 highly pathogenic avian influenza (HPAI) A(H5) and A(H7) virus detections were reported in domestic (16) and wild (59) birds across 11 countries in Europe. Although the overall number of detections in Europe continued to be low compared to previous epidemiological years, an increase in cases along the Atlantic, …

Jul 13, 2023 · Between 29 April and 23 June 2023, highly pathogenic avian influenza (HPAI) A(H5N1) virus (clade 2.3.4.4b) outbreaks were reported in domestic (98) and wild (634) birds across 25 countries in Europe. A cluster of outbreaks in mulard ducks for foie gras production was concentrated in Southwest France, whereas the overall A(H5N1) situation in poultry in Europe …

Mar 13, 2023 · Between 3 December 2022 and 1 March 2023 highly pathogenic avian influenza (HPAI) A(H5N1) virus, clade 2.3.4.4b, was reported in Europe in domestic (522) and wild (1,138) birds over 24 countries. An unexpected number of HPAI virus detections in sea birds were observed, mainly in gull species and particularly in black‐headed gulls (large mortality events …