Cold flu, referred to as influenza, is caused by influenza virus acute respiratory disease. The most common flu sudden onset, chills, chills, high fever, body temperature up to 39 ~ 40 ℃, with headache, body muscle joints pain, extreme fatigue, loss of appetite and other systemic symptoms, often sore throat, dry cough, , Runny nose and so on. If no complications, more than 3 to 4 days after the onset of symptoms improved, but cough, physical recovery often takes 1 to 2 weeks. Mild, such as common cold, mild symptoms, 2 to 3 days can be restored.
Avian flu major Refers to the prevalence of infectious diseases caused by influenza virus in poultry. Avian influenza virus can be divided into highly pathogenic avian influenza virus, low pathogenic avian influenza virus and non-pathogenic avian influenza virus. Highly pathogenic avian influenza virus currently only found H5 and H7 subtypes.
H9N2, H7N2, H7N3, H7N7, H5N2, H10N7, the symptoms are different, can be expressed as the respiratory tract, the respiratory tract virus, the respiratory tract, the respiratory tract, the respiratory tract, the respiratory tract Symptoms, conjunctivitis, and even death. Human infection with highly pathogenic H5N1 avian influenza virus often showed high fever and other respiratory symptoms, often quickly developed into pneumonia, and even acute respiratory distress syndrome and systemic organ failure, and even death.