The occurrence of loss of voice is related to mental and emotional. These patients are mostly weak, anemic, nervous, easily nervous and agitated, when panic, anger, worry, sadness, etc. are the triggers to cause excessive mental tension, emotional fluctuations, leading to the onset. Diagnostic ideas: 1. The disease with prominent manifestation of loss of voice is called laryngeal raspy. If the disease is sudden and accompanied by pain in the throat, it is violent raspy; if the voice is hoarse for a long time, it is long raspy. If a woman loses her voice in late pregnancy, it is called “child raspy”; if the voice is hoarse after delivery, it is called “postpartum raspy”. 2.Many diseases in the larynx, such as laryngeal palsy, laryngeal carbuncle, laryngeal polyp, laryngeal tumor, pharyngeal bacillus, and inability to open and close the vocal folds, may cause hoarseness, but there must be other main symptoms and special changes in laryngological examination. 3.A person who has been ill for a long time and loses his voice, and has night sweats and hot flashes is mostly suffering from laryngeal fungus. 4, fever, sore throat, white film between the throat is not easy to peel off, hoarse voice, mostly diphtheria. 5.Liver qi stagnation, qi disorder, may be manifested as qi syncope and loss of voice.