Dry and itchy throat and cough may be early stage of lung cancer, or it may be upper respiratory tract infection, pneumonia, tuberculosis and other diseases, so it is suggested that patients should go to the hospital in time to clarify the cause of the disease.
1. Early stage of lung cancer: Lung cancer is the most common primary malignant tumor of lung originating from bronchial mucosa or glands. The causes of lung cancer include smoking, occupational exposure and air pollution. Dry and itchy throat and cough may be the symptoms of lung cancer in early stage, and patients may also have uncomfortable symptoms such as blood in sputum or hemoptysis at the same time.
2. Upper respiratory tract infection: Upper respiratory tract infection is a general term for acute inflammation of nasal cavity, pharynx or larynx. Common pathogens are viruses, and only a few are caused by bacteria. Dry, itchy throat and cough may be symptoms of upper respiratory tract infection, patients may also have sneezing, nasal congestion, watery nasal discharge and other symptoms.
3. Pneumonia: Pneumonia is an inflammation of the terminal airways, alveoli and interstitium of the lungs. Pneumonia causes include bacterial infections, viral infections and so on. Dry, scratchy throat and cough may be symptoms of pneumonia, and patients may also have fever, chills, shortness of breath and other symptoms.
4. Tuberculosis: Tuberculosis is a respiratory infection caused by Mycobacterium tuberculosis infection that occurs in the lung tissue, trachea, bronchus and pleura. A dry, scratchy throat and cough may be a symptom of tuberculosis, and patients may also cough up sputum, hemoptysis and other symptoms.
If you feel unwell, it is recommended to go to the hospital to clarify the cause of the disease in order to avoid delays.