General rhinitis does not need to do laryngoscopy, but if pharyngitis is recurring, the condition can not be relieved by standardized treatment, you should do laryngoscopy to find out the cause and exclude other diseases. Most of the pharyngitis is caused by viral and bacterial infections and physical and chemical factors of pharyngeal congestion and edema, all kinds of discomfort in the pharynx, pharyngeal foreign body sensation, burning sensation of dryness, itching and other irritating cough and other symptoms, there are no systemic symptoms, the local treatment is based on the compound borax solution and other gargles, you can also take tablets antibacterial drugs, such as cediriodine tablets, lysozyme tablets, etc. Treatment. If the condition does not improve after treatment, and pain aggravation, hoarseness, sputum with blood, etc., may be a symptom of chronic hypertrophic laryngitis, generally have submucosal lymphatic hyperplasia, or the pharynx has a polyp and other occupying lesions, it is recommended to do a laryngoscopy, to understand the nature of the lesion, the scope of the lesion, etc., to facilitate clinical diagnosis and treatment. Patients with pharyngitis are advised to go to the hospital for examination and treatment under the guidance of a doctor.