In general, nasopharyngoscopy and laryngoscopy can be checked at the same time, this program is called fiberoptic nasopharyngoscopy, which can comprehensively check the lesions in the nasal cavity, nasopharynx, oropharynx, laryngopharynx and other parts of the body. 1. For patients who are usually in good physical condition and have no contraindications to nasopharyngoscopy and laryngoscopy, the examination of nose, pharynx and larynx can be performed at the same time after consulting with a specialist. 2. Nasopharyngoscopy can detect rhinitis, deviated nasal septum, nasal polyps, nasopharyngitis, nasopharyngeal tumors and other diseases. Laryngoscopy can detect pharyngitis, laryngitis, laryngeal cysts, vocal polyps, epiglottis cancer, laryngeal cancer and other diseases. 3. Because the human body’s nasal cavity is connected with the throat cavity, during the onset of nasopharyngeal diseases, some patients may have nasal and pharyngeal discomfort at the same time, and at the same time for nasopharyngeal and laryngeal examination, such as electronic fiberoptic laryngoscopy, which can check the nose, throat and larynx at the same time. It is recommended that patients actively go to the ENT department of regular hospitals, and undergo relevant examinations and treatments according to the doctor’s instructions.