Causes and Symptoms
Labels Avian Influenza
The cause of avian influenza in humans is a variant of the H5N1 influenza
virus that has somewhat adapted itself to infecting people. There is
some evidence that the same strain that infects birds also infects pigs and
can jump the species barrier into humans from pigs as well as birds.
Avian influenza may affect the lower airway in humans more severely
than seasonal influenza. The most common symptoms are:
virus that has somewhat adapted itself to infecting people. There is
some evidence that the same strain that infects birds also infects pigs and
can jump the species barrier into humans from pigs as well as birds.
Avian influenza may affect the lower airway in humans more severely
than seasonal influenza. The most common symptoms are:
- Fever above 100.4°F (38°C)
- Cough
- Sore throat
- Difficulty breathing
- Headache
- Conjunctivitis (inflammation of the tissues lining the eyelid)
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