What are the symptoms of influenza?

summary

Spring is the high incidence period of influenza, influenza is different from the common cold, its symptoms are more than the common cold, and the damage to the body is more serious than the common cold. Influenza is highly infectious and has a few days' incubation period after infection. What are the clinical symptoms of influenza? Let's talk about it.

What are the symptoms of influenza?

Simple influenza is the most common, often sudden onset, cold and high fever, body temperature up to 39 ~ 40 ℃, with headache, muscle and joint pain, extreme fatigue, loss of appetite and other systemic symptoms, often throat pain, dry cough, nasal congestion, runny nose, sternal discomfort, etc. Her face was flushed, and her conjunctival outer canthus was slightly congested. If there is no complication, it is a self limiting process. After 3-4 days of onset, the body temperature gradually subsides and the general symptoms improve. However, it usually takes 1-2 weeks for cough and physical recovery. Mild influenza is similar to common cold. The symptoms are mild and can recover in 2-3 days.

Pneumonia type influenza is actually complicated with influenza virus pneumonia, which is more common in the elderly, children and people with original cardiopulmonary diseases. The main manifestations were persistent high fever, severe cough, hemoptysis or purulent sputum, shortness of breath, cyanosis, and moist rales in the lungs. Chest X-ray showed scattered flocculent shadows in both lungs. No pathogenic bacteria were found in sputum culture, and influenza virus could be isolated. The mortality is high.

Toxic influenza is a rare disease with high fever, shock, respiratory failure, central nervous system damage and disseminated intravascular coagulation (DIC) and high mortality.

matters needing attention

In the high incidence of influenza, we must pay more attention to the maintenance of the body, more exercise. And indoor ventilation. Early and timely use of antiviral drugs. Don't delay your illness and do harm to your health.