Lung GGO is the abbreviation of grinding glass-like lesions in the lungs, which are mainly found to be slightly increased density shadows in the lungs through chest CT examination, and can be seen in lung cancer, inflammation of the lungs and so on. Patients are advised to do further examination for symptomatic treatment. When the general population undergoes chest CT, the examination result may show the word lung GGO, which refers to the slightly increased density shadow in the patient’s lungs, which should be alerted to lung cancer, inflammation of the lungs, and end-carbon deposition, and so on. It is recommended that the patient undergoes further detailed examination to clarify the causative factors so that effective treatment measures can be taken. If the disease is caused by fungal infection, it can be treated with antimicrobial drugs such as itraconazole and voriconazole as prescribed by the doctor. If it is caused by bacterial infection, antibiotics such as ciprofloxacin and amoxicillin can be used as prescribed by doctors. For lung cancer patients, they need to be actively treated by surgical resection, radiotherapy and chemotherapy. It is recommended that patients with clear disease type of ground-glass lesions in the lungs should be treated with medication as prescribed by the doctor, and should also consult the doctor regularly for review in order to monitor their condition.