Key Points
H3N2 Influenza subtype causes more hospitalisations compared to other strains and the symptoms include persistent cough, headache, fever and sinus-related symptoms among others..
The signs and symptoms of severe disease caused by H3N2 influenza can vary from person to person, but generally, the following symptoms may indicate a more severe illness," says Dr Jayalakshmi TK, Consultant, Pulmonology, Apollo Hospitals, Navi Mumbai...
5. High rate of breathing: A high rate of breathing can occur if a person with severe H3N2 influenza is experiencing difficulty breathing or low oxygen saturation...
Bluish lips or face can be a sign of low oxygen levels in the blood, which can occur with severe respiratory infections such as pneumonia, which can be a complication of influenza.. 8. Seizures or convulsions can occur as a result of fever or inflammation in the brain, which can occur with severe cases of influenza or other viral infections...
High fever that persists for more than three days is a common symptom of H3N2 influenza, as well as other types of influenza, and can be a sign of a more severe case of the illness...
