Yellowish green nasal stool usually occurs in rhinitis, sinusitis, mycosis fungoides, mostly caused by purulent bacterial infections in the nasal cavity, including rhinovirus, and according to Chinese medicine, yellowish green nasal stool is closely related to heat in the lung meridian. The lungs are open to the nose, and the heat of the lung meridian is uploaded to the nasal cavity, causing an increase in nasal secretions. Wind-cold heat or heat itself has already appeared, the nasal cavity nasal stool more, the color becomes yellow, the appearance of nasal stool yellow-green Western medicine need to give anti-infection treatment, the use of targeted antibiotics, while Chinese medicine is mainly given to clear the lung heat, open the nasal orifice treatment. Patients are advised to eat less spicy and fried products to avoid recurrent attacks of yellow-green nasal stools, which affect nasal ventilation as well as rest, work and life.