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6 kwi 2021 · Influenza viruses cause annual epidemics and occasional pandemics of respiratory tract infections that produce a wide spectrum of clinical disease severity in humans. The novel...
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26 wrz 2003 · SARS is an airborne virus and can spread through small droplets of saliva in a similar way to the cold and influenza. It was the first severe and readily transmissible new disease to emerge in the 21 st century and showed a clear capacity to spread along the routes of international air travel.
8 paź 2021 · SARS is a serious illness that can lead to death. If you have signs or symptoms of a respiratory infection, or if you have flu-like signs and symptoms with fever after traveling abroad, see your doctor right away. Request an appointment.
In this Review, we discuss the pathogenesis, the contribution of the host response to severe clinical phenotypes and highlight early and late epithelial repair mechanisms following influenza virus infection, each of which has been well characterized.
Seasonal influenza virus circulation declined markedly in 2020–21 after SARS-CoV-2 emerged but increased in 2021–22. Most people with influenza have abrupt onset of respiratory symptoms and myalgia with or without fever and recover within 1 week, but some can experience severe or fatal complications.
Influenza ≠ Common cold. Causes serious illness and death. Safe and effective vaccines are available for seasonal influenza. Influenza virus is constantly mutating. Novel influenza viruses can cause pandemics. Types of influenza. There are many different types of influenza viruses.
31 mar 2022 · Annual epidemics of seasonal influenza cause hundreds of thousands of deaths, high levels of morbidity, and substantial economic loss. Yet, global influenza circulation has been heavily...