The approximate cost of laryngoscopy is around$200, and the price will certainly vary from hospital to hospital and from region to region. Before doing laryngoscopy, patients need to fast water, do not eat, so that patients do not choke and cough, need to be sprayed in the patient’s mouth and nasal cavity anesthetic, which can effectively reduce the pain of patients in the process of operation, to reduce the symptoms of nausea. The patient is lying down, the chin needs to be tilted up, and then the mirror is lowered from the nasal cavity, and the lens passes through the nasopharynx and enters the patient’s throat, so that the specific situation inside the patient’s throat can be clearly observed, and if there is a problem, it needs to be dealt with in a timely manner, which is very helpful for the diagnosis of ENT diseases. Two hours after the laryngoscopy, the patient can drink and eat. Within 1-2 days after the laryngoscopy, the patient may feel discomfort in the throat, which is a normal phenomenon.