Itchy throat, dry cough and hoarseness may be caused by upper respiratory tract infection, chronic laryngitis, laryngeal keratosis and other diseases.
1. Upper respiratory tract infections: most of the disease is caused by viral infections such as parainfluenza virus and adenovirus, and a few are caused by bacterial infections such as hemolytic streptococcus and Haemophilus influenzae. Typical symptoms include itchy throat, dry throat, cough, hoarseness, etc., which can be manifested as itchy throat, dry cough and hoarseness.
2. Chronic laryngitis: the occurrence of this disease and long-term tobacco and alcohol stimulation, excessive use of voice, gastric reflux, mental and psychological stress, sinusitis and other factors. The main symptoms are hoarseness, dry cough, some patients will be accompanied by foreign body sensation, burning and itching sensation in the larynx.
3. Laryngeal keratosis: is the laryngeal mucosal epithelial keratinization hyperplasia lesions, may be related to smoking, improper use of voice, chronic inflammatory stimulation or vitamin deficiency. The main symptoms are hoarseness, laryngeal itching, cough and laryngeal foreign body sensation.
It is recommended that patients with itchy throat, dry cough and hoarseness go to the hospital, complete the relevant examinations and clarify the specific causes.