Pharyngeal ct generally refers to CT examination of the larynx, which can usually see the tonsils, and can also be used to examine infectious diseases of the larynx, laryngeal tumors, etc., providing a basis for clinical diagnosis and treatment. CT examination of the larynx is to check whether there are abnormalities in the mucosal tissues, muscles, blood vessels and lymph nodes of the larynx. Laryngeal CT examination can see the tonsils, and can also be used to diagnose infectious diseases of the larynx, such as laryngeal abscess, laryngeal infection and so on. Or it can check whether there is tumor in the larynx, such as laryngeal cancer, esophageal cancer, etc. It can clearly show the location, shape, size, etc. of the tumor, as well as whether it infringes on the surrounding tissue structures. It can also be used to check the fracture and dislocation of cartilage in the larynx, and determine whether there is fracture and dislocation of thyroid cartilage, Once diagnosed with laryngeal lesions, patients need to actively cooperate with doctors to take relevant treatment measures to avoid delaying the condition. In daily life, it is necessary to keep the larynx clean to avoid secondary infection. As well as drinking plenty of water and eating fresh fruits and vegetables as appropriate.