Ear, nose and throat commonly used examination methods, mainly including otology, rhinology, pharynx and larynx examination methods. Specifically includes two aspects: 1, general examination: mainly refers to the physician or examiner, the doctor through the frontal mirror naked eye with the illumination of the light source to directly examine, including the ear canal, nasal cavity, pharyngeal cavity and directly through the light source can be seen; 2, special examination: endoscopy is most commonly used, including ear endoscopy, nasal endoscopy, and electronic laryngoscopy, these examination methods need to be selected accordingly according to the patient. Generally, the first use of general examination is naked eye examination, with the help of indirect laryngoscopy, dilated ear canal or nasal anterior rhinoscopy. In special cases, depending on the condition, further endoscopic examination methods are chosen. In general, the examination methods include general examination and special examination, according to the needs of the patient’s condition, make the appropriate choice, target to do the necessary examination with value, both comprehensive and accurate.