Pharyngolaryngitis, is a common and multifaceted disease in otolaryngology. I. Clinical appearance Its main manifestations are, dry throat, sore throat, binding sensation, burning sensation. The main manifestations of pharyngolaryngitis are dryness, soreness, burning sensation, foreign body sensation, etc. Depending on the length of time of onset. Pharyngitis can be divided into acute and chronic laryngitis. According to the site of onset, it can be divided into pharyngitis, and laryngitis, pharyngeal symptoms are mainly called pharyngitis, laryngitis is mainly laryngeal symptoms, both, called laryngitis. Generally, it is called acute within one month, and chronic over 3 months. The main difference between laryngitis and pharyngitis is that laryngitis often has hoarseness, and infants and children can have difficulty breathing. The diagnosis of laryngitis has the above clinical symptoms, routine examination of the pharynx direct visual examination can see the pharyngeal mucosa redness and congestion, see the pharynx mucosal surface small blood vessels dilated, lymphatic follicles in the posterior pharyngeal wall. The larynx examination (1) can see the laryngeal mucosa is congested and hypertrophied, and the vocal folds and ventricular zone can be seen to be congested. In the case of vocal cord nodules, a bulge on the vocal cord can be seen. (2) Diagnostic methods, pharyngeal examination, let the patient open his mouth, R tongue plate press down the patient’s tongue can be, larynx examination, then need indirect laryngoscopy, that is, a small mirror with a long Bing to the patient’s throat, while pulling the patient’s tongue with his hand, with the mirror reflection to see. The second way is to use a fiberoptic laryngoscope or electronic laryngoscope to examine the patient’s larynx through the nasal cavity or directly into the patient’s throat, which can also be photographed or videotaped during the examination. The doctor and family can see the magnified image on a TV screen. Advantages and disadvantages, the former is economical, no additional examination fee, but not as clear as the latter, and the information can not be saved. The latter can be seen clearly and the data can be saved for later comparison. The disadvantage is that the cost is higher than the former sound and there is some discomfort during the examination.