The main symptoms of chronic laryngitis include: 1) hoarseness, light in the morning and heavy in the evening; 2) the appearance of a dry throat, the throat will be dry, frequent throat clearing; 3) the appearance of coughing symptoms, long-term chronic cough, coughing within 25 hours a day. There are most chronic laryngitis and pharyngeal reflux caused by related, in the clinical can be found patients in addition to hoarseness, will appear acid reflux, as well as frequent throat-clearing action, in addition to the phenomenon of secretion reflux, which is the performance of chronic laryngitis. For adults with chronic hoarseness, necessary fiberoptic laryngoscopy should be performed to avoid any missed diagnosis of malignant masses in the larynx.