Physical health is not necessary to do laryngoscopy, if the body appears to be uncomfortable, according to the doctor’s account to do laryngoscopy can be. If you suffer from inflammation of the throat patients, laryngoscopy times according to the doctor’s instructions to do the examination can be, part of the long-term follow-up observation. If there are polyps, cysts, papillomas and other superfluous organisms in the pharynx, or malignant tumors are found, laryngoscopy can be done once in 3~6 months after the end of the treatment, and the patients should pay attention to regular follow-up observation before and after the operation. Laryngoscopy is mainly used to check whether there is any adverse lesion in the patient’s throat, and then diagnose and treat according to its result. Therefore, laryngoscopy is not recommended to be performed too often without special requirements. Too many examinations are likely to cause bleeding, edema and irritation of the pharyngeal mucosa, which is not conducive to the recovery of the condition.