Ground-glass nodules larger than 8mm may be benign or malignant, when found, further examination is needed to clarify the nature of the nodules, and then appropriate treatment, such as medication, surgery, etc. can be given according to the condition of the nodules. When the ground glass nodule is larger than 8mm, it is recommended to improve the five lung cancer tests, such as carcinoembryonic antigen, neuron-specific enolase, etc. Imaging examination such as lung CT and lung puncture biopsy pathology can also be given to clarify the nature of the nodule. Patients with benign lesions are mostly caused by inflammation. Antibacterial drugs such as amoxicillin are given for bacterial infections, and macrolides such as azithromycin can be given for mycoplasma pneumonia, and so on. Patients with malignant tumors should be treated with radical surgery, radiation therapy and chemotherapy (cisplatin) according to the specific stage and type. The specific situation suggests that patients go to the hospital, the drug needs to be used under the guidance of professional physicians.