In life, if the patient’s nose discharge comes out of the mouth, it means that there is likely to be sinusitis, nasopharyngitis, inflammation of the mucous membrane of the nasopharynx often has a lot of inflammatory exudate formation, which will flow directly into the patient’s mouth. If the patient has a lot of fluid inside the sinuses, usually caused by a cold or poor drainage of the sinus mouth, sometimes the patient in a lying position or when tilting the head, there will be fluid inside the sinuses flowing into the oropharynx, it is recommended that the patient improve the nasal endoscopy nasal CT, after confirming the diagnosis and then further anti-inflammatory, symptomatic treatment. After active treatment, the above symptoms should improve significantly, and if necessary, patients can go to the hospital for further consultation.