Resultado de búsqueda
Hace 1 día · Medical condition Influenza Other names flu, the flu, grippe (French for flu) Influenza virus Specialty Infectious disease Symptoms Fever, runny nose, sore throat, muscle pain, headache, coughing, fatigue Usual onset 1–4 days after exposure Duration 2–8 days Causes Influenza viruses Prevention Hand washing, flu vaccines Medication Antiviral drugs such as oseltamivir Frequency 3–5 million ...
Hace 2 días · Genotype Z emerged in 2002 through reassortment from earlier highly pathogenic genotypes of H5N1 that first infected birds in China in 1996, and first infected humans in Hong Kong in 1997.
22 de may. de 2024 · El H5N1 es uno de los muchos virus responsables de la influenza en las aves. Surgió en Hong Kong en 1996 y desde entonces ha evolucionado en variantes que han provocado brotes en aves silvestres ...
23 de may. de 2024 · In 1997 a type of avian influenza, or bird flu, virus broke out among domesticated poultry in Hong Kong and then infected a small number of people, killing some of them. This same virus, H5N1 , reappeared among chicken flocks in Southeast Asia during the winter of 2003–04, again infecting some people fatally, and it has reappeared periodically since, primarily in wild birds, domestic poultry ...
- The Editors of Encyclopaedia Britannica
- Influenza is an acute viral infection of the upper or lower respiratory tract marked by fever, chills, and a generalized feeling of weakness and pa...
- Influenza is caused by several closely related viruses in the family Orthomyxoviridae, an RNA virus group. Influenza viruses are categorized as typ...
- Pandemics are worldwide outbreaks of a disease and are estimated to occur on average once every 50 years for influenza. Epidemics happen much more...
- When an influenza pandemic emerges, WHO adheres to its six-phase preparedness plan. Phases 1–3 are the early stages in pandemic preparedness design...
- The symptoms of influenza include sudden and distinct chills, fatigue, and muscle aches. A person’s body temperature rises rapidly to 38–40 °C (101...
Hace 4 días · Influenza vaccine. Influenza vaccines, colloquially known as flu shots, are vaccines that protect against infection by influenza viruses. [12] [13] New versions of the vaccines are developed twice a year, as the influenza virus rapidly changes. [12] While their effectiveness varies from year to year, most provide modest to high protection ...
Hace 3 días · El H5N1 surgió en Hong Kong en 1996 y desde entonces ha evolucionado. En el 2020, una versión particularmente mortal se extendió por las rutas de aves migratorias a África, Asia y Europa.
11 de may. de 2024 · Pandémie mondiale de grippe qui fit 800 000 morts, qui se propagea entre 1968 et 1970, et dont l'agent infectieux était le sous-type H3N2 de l'influenzavirus de type A. Note : La grippe de Hong Kong fut la dernière des trois pandémies mondiales de la grippe au siècle dernier, et l'origine des virus responsables de ces pandémies ...
