Frequent and dry cough may be caused by asthma, pharyngolaryngitis, tuberculosis, lung cancer and so on.
1. Asthma: the disease is usually related to genetic inheritance, but also may be related to cold air, exercise, dust, drugs and mental psychology, the patient will often cough and dry cough, accompanied by chest tightness, dyspnea and other symptoms.
2. Pharyngolaryngitis: if infected by viruses, bacteria and environmental stimuli, patients will often cough and dry cough phenomenon, patients mainly manifested as sore throat, itching, swallowing discomfort and other symptoms.
3. Tuberculosis: the disease is mainly caused by Mycobacterium tuberculosis infection, spread through the respiratory tract, but also with smoking, age and other factors, resulting in frequent coughing and dry cough, accompanied by sputum, hemoptysis and other symptoms.
4. Lung cancer: frequent and dry cough may be caused by lung cancer, which is mainly caused by air pollution, ionizing radiation, heredity and other factors, and accompanied by chest pain, wheezing and other symptoms.
Frequent and dry cough may also have other causes, such as bronchitis, reflux esophagus disease and other diseases. It is suggested that patients should go to the hospital in time, and under the doctor’s diagnosis, according to the patient’s condition, targeted treatment.