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The weather is suddenly cold, watched with respiratory tract infections!What are the symptoms of bronchitis?

Bronchitis refers to chronic non -specific inflammation of bronchial, bronchial mucosa and its surrounding tissues. The main causes of bronchitis are the repeated infection of viruses and bacteria to form chronic non -specific inflammation of bronchies. When the temperature decreases, the respiratory tract small blood vessel spasm ischemia, and the decreased defense function is conducive to disease, respiratory failure or suffocation can be severely occurred, which is life -threatening. What are the main symptoms of bronchitis? Let’s take a look.

1. Acute bronchitis:

At the beginning of the onset, the symptoms of upper respiratory tract infections were often manifested. Patients usually have clinical manifestations such as nasal congestion, runny nose, sore throat, and hoarseness. The symptoms of the whole body are mild, but there can be low fever, chills, fatigue all over the body, itchy throat, and irritating cough and sternum pain.

The early sputum is not large, but the sputum is not easy to cough. After 2 to 3 days, sputum can be converted from mucus to mucus pus. Patients with cold, inhaled cold air or irritating gases can exacerbate or induce cough. Coughing in the morning or at night is often significant.

Cough can also be paroxysmal, sometimes persistent cough. Acute bronchitis can also cause low fever, chills, fatigue all over the body, itchy throat, and irritating cough and sternum pain.

2. Chronic bronchitis:

The long -term, repeated, and gradual cough of cough is a prominent manifestation of the disease. The light ones only occur in the winter and spring season, especially before and after getting up in the morning, and the cough is less during the day. In summer and autumn, the cough is reduced or disappeared.

Severe patients are coughing in all seasons. Winter and spring intensify, cough day and night, especially in the morning and evening. Pine sputum is generally white mucus foam, which is more in the morning. Symptoms of infection or cold are intensified, the amount of sputum is increased, the viscosity increases, or it is yellow purulent sputum or is accompanied by asthma. Occasionally, blood with sputum with drama cough.

There are many special signs in the early days of chronic bronchitis, and a little wettable or dryness can be heard at the bottom of most patients. Sometimes it can disappear temporarily after coughing or sputum. For long -term cases, the signs of emphysema can be found.

3, asthma:

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When the respiratory tract infection is combined, due to the hyperemia and edema of the triminal mucosa, the sputum obstruction and the narrowing of the bronchial lumen, the symptoms of asthma (asthma) can be produced. Patient’s throat occurs during breathing, and there is a rowing sound during auscultation in the lungs.

4. Repeated infection:

When the cold season or temperature changes, repeated respiratory infections are prone to occur. At this time, the patient’s asthma increased, the amount of sputum increased significantly and pus, accompanied by weakness, chills, fever, etc.

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