Long-term dry cough is not necessarily lung cancer. There are many various causes and factors leading to dry cough, such as chronic pharyngitis and pneumonia. It is recommended to determine the cause of the disease through X-ray, CT, blood test, etc. and carry out symptomatic treatment.
1. Chronic pharyngitis: Patients’ symptoms include hoarseness, discomfort in the throat, and increased secretion in the throat. The cause of chronic laryngitis may be long-term bad habits or dietary irritating food, it will cause chronic laryngitis, if the hoarseness of the voice lasts more than two weeks, you should consult a doctor in time.
2. Pneumonia: Pneumonia patients have a dry cough in the early stages, followed by a gradual cough with sputum. Sometimes there will be shortness of breath, dyspnea and other conditions, smoking in daily life, air turbidity, etc. are likely to trigger pneumonia, you can use medication first, but coughing and fever for more than a month, you should consult a doctor in a timely manner.