There are many reasons for white sputum, which can be caused by long-term smoking, or it can be caused by chronic laryngitis, acute or chronic bronchitis, chronic airway diseases, lung cancer and other disease states.
1. Long-term smoking: due to long-term heavy smoking patients a large amount of soot on the throat to produce corresponding stimulation, inflammation of the mucous membrane of the respiratory tract, there will be a prolonged cough, white sputum symptoms, the patient should quit smoking and alcohol.
2. Chronic pharyngolaryngitis: the pharyngeal mucous membrane lymphatic tissue is infected by bacteria and viruses to produce chronic inflammation, there will be white sputum, dry throat, sore throat.
3. Acute or chronic bronchitis: chronic or acute inflammation of bronchial mucosa and its surrounding tissues caused by microbial infection, or physical and chemical stimulation, etc., which will cause fever, cough and coughing of white sputum.
4. Chronic airway diseases: such as chronic obstructive pulmonary disease or bronchial dilatation, patients will cause repeated coughing, coughing up white sputum, when combined with the infection will appear yellow sputum, sputum increased or hemoptysis and other symptoms.
5. Lung cancer: malignant tumors in the bronchial mucosa of the lungs will be accompanied by wheezing, coughing, coughing up white sputum and other symptoms. Patients with white sputum need to make a clear diagnosis in time according to their personal reasons and follow the doctor’s instructions for treatment.
When white sputum occurs for unknown reasons, it is recommended to consult a specialist in time to clarify the cause of the disease, so as to avoid delaying the condition.