There are many reasons that can cause dry cough, including pharyngeal diseases and respiratory diseases. Chronic pharyngitis is the most common cause of dry cough caused by pharyngeal diseases. In clinical practice, many patients are treated with dry cough, and the course of disease is relatively long. Through local inspection, no obvious abnormalities were found. In addition to local pharyngitis, tonsillitis, rhinitis, sinusitis, there may also be tracheitis, asthma, gastroesophageal reflux disease, postnasal drip syndrome and other reasons, which can cause repeated dry cough. When patients have repeated dry cough symptoms, they should seek medical advice as soon as possible. Carry out examination and treatment under the guidance of professional doctors.
