Symptoms of influenza in spring?

summary

Influenza virus belongs to the family Orthomyxoviridae. It is a kind of RNA virus with envelope. Its appearance is spherical in diameter of 80-100nm or filamentous in length of thousands of nanometers. The virus consists of envelope and nucleocapsid. Human influenza virus is divided into a (a), B (b), C (c) three types, is the pathogen of influenza (influenza). It can cause acute upper respiratory tract infection, and by the rapid spread of air, there are often periodic pandemics around the world. Symptoms of influenza in spring? Let's talk about it

Symptoms of influenza in spring?

Simple influenza often occurs suddenly, the temperature can be as high as 40 degrees Celsius, often accompanied by headache, body aches, fatigue, loss of appetite and other symptoms, often with sore throat, dry cough, stuffy nose, runny nose and other symptoms. In the 3 to 4 days after the onset, the patient's systemic symptoms will subside, cough, nasal congestion symptoms will gradually disappear.

Pneumonic influenza is common between the elderly and children. In essence, it refers to complicated influenza virus pneumonia, mainly manifested as persistent high fever, cough and even hemoptysis. In severe cases, death may result from respiratory and circulatory failure.

The clinical manifestations of influenza B are similar to that of type A, but the symptoms and signs of nose and eyes are more common, and the myalgia caused by acute benign myositis is mainly found in the lower limbs, especially in the calf and gastrocnemius muscles, while the symptoms of systemic poisoning such as dizziness and fatigue are lighter. Most cases of influenza C are mild upper respiratory tract infection. Influenza fever without complications generally lasts for 3-4 days, and the symptoms of systemic poisoning are relieved after fever subsides, but dry cough and physical weakness can last for 1-2 weeks.

matters needing attention

Bed rest, fever: sick children should stay in bed until physical recovery, isolation measures should be taken to prevent infection and secondary bacterial infection. General nursing, proper feeding, light diet, more drinking water, high fever, restlessness and headache should be treated symptomatically. Physical cooling or antipyretic agents such as acetylsalicylic acid and aminopyrine can be used. Antibiotics should be given as soon as possible in case of bacterial complications. The complications should be treated in time.