The mucous membrane of the vocal cords becomes congested and edematous after a long time of speaking, singing or being anxious or on fire. Patients with acute laryngitis, in addition to dumb throat, patients will also have throat pain, and even foreign body sensation, in the treatment of the main need to actively anti-inflammatory; second, consider patients with polyps or nodules on the throat, vocal cord polyps or nodules is mainly due to a large number of patients for a long time to speak, resulting in the patient’s vocal cords for a long time friction, after the formation of polyps or nodules, because the vocal cords The patient’s voice becomes hoarse because the vocal cords do not close tightly. In terms of treatment, patients first need to improve laryngoscopy to confirm the diagnosis and then solve the problem through surgery.