A completely mute throat can be caused by acute laryngitis, vocal polyps, laryngeal malignant tumors, etc., which need to be treated according to different situations. 1. Acute laryngitis: common symptoms include hoarseness, laryngeal discomfort, and in severe cases, the throat will be completely mute. At this time, the vocal cords should be allowed to rest and drink enough water. Patients should follow the doctor’s instructions to use glucocorticosteroids such as budesonide for nebulized inhalation treatment. If the infection is bacterial, antibiotics may be needed. 2. Vocal polyps: the main manifestation is hoarseness, polyps with large size will have incomplete closure of the vocal folds, and the throat will be completely mute. You need to carry out vocal training and correct bad voice habits. If the effect of drug treatment is not good, the serious condition of patients need to take the vocal cord polypectomy. 3. Malignant tumor of the larynx: typical symptoms include hoarseness, cough, blood in sputum, sore throat, dyspnea and so on. Some cases may cause severe laryngeal obstruction and require emergency tracheotomy. Laryngeal cancer is a comprehensive treatment mainly based on surgical treatment with postoperative auxiliary radiotherapy. Patients with completely mute throat are advised to go to the hospital and cooperate with doctors to actively treat the original disease.