Vocal fold thickening can produce some consequences, such as hoarseness, difficulty in pronunciation, and in serious cases, vocal fold nodules and vocal fold polyps, etc. The main causes are excessive use of voice, long-term exposure to dust stimulation, excessive smoking, alcohol and spicy diet, chronic vocal fold inflammation, chronic pharyngitis, etc. The main manifestations are hoarseness, slurred speech, difficulty in pronunciation, which can be accompanied by discomfort such as dry and itchy pharynx, foreign body sensation, pain, etc. Some patients can develop Irritating cough. The treatment method is to strictly abstain from voice, pay attention to vocal cord rest, change living habits, avoid smoking, alcohol and spicy diet, perform nebulizer inhalation treatment, together with blood circulation and blood stasis, open throat and sound Chinese medicine treatment, the effect is better.