To know if you have chronic bronchitis, you can use clinical symptoms, physical examination, and laboratory tests. If chronic bronchitis is diagnosed, targeted treatment is required under the guidance of a doctor.

1. Clinical symptoms

1. Cough: If you have chronic bronchitis, you will usually have recurrent cough during the illness, and it will also be accompanied by the symptoms of sputum production;

2. Sputum cough: Some patients may have white mucus or serous foamy sputum, which is more obvious when they get up in the morning, and generally will not be accompanied by obvious odor, but if they are co-infected, it will lead to an increase in sputum volume or purulent sputum;

3. Wheezing: due to inflammatory stimulation, it can lead to bronchospasm, which can cause poor breathing, especially after activity.

2. Physical examination

Auscultation of the lungs allows for wheezing in both lungs, and crackles may be present during acute attacks. Chest x-rays, on the other hand, can show thickened and disordered lung markings.

3. Laboratory examinations

It mainly includes blood routine and C-reactive protein detection, in which the blood routine mainly shows that the white blood cell count is normal or low, and the percentage of neutrophils is also within the normal range, but the C-reactive protein value will be increased. In addition, bacterial culture and antimicrobial susceptibility tests can be done to determine the type of pathogenic bacteria, and anti-infective treatment with sensitive antibiotics as directed by the doctor.

Fourth, other methods

It can also be diagnosed by non-contrast chest CT scan, which can observe whether there is any abnormality in the lungs, and it is also helpful for the diagnosis of diseases.

It is recommended to take warm measures to avoid catching a cold, and at the same time pay attention to a reasonable diet, try to eat light food, you can eat more fresh fruits and vegetables, such as apples, cucumbers, etc., to supplement the nutrients needed by the body. If you find that your symptoms of discomfort have worsened, you should go to the respiratory medicine department of the hospital in time to avoid delaying the condition.