Frosted glass nodules need to be treated. Frosted glass nodule is the name of the imaging CT manifestation, which refers to the nodular foci of slightly higher density in the lungs and does not hide the shadow of pulmonary blood vessels, there are multiple and single, and according to whether the density is uniform or not, it is divided into simple and mixed. They are commonly seen in lung hemorrhage, acute focal pneumonia, tuberculosis, atypical adenomatous hyperplasia and lung cancer. Ground-glass nodules are abnormal manifestations caused by diseases in the lungs, and usually require treatment to subside. In particular, malignant ground-glass nodules manifested by lung cancer should be treated at an early stage once detected, and the earlier the treatment is carried out, the better the treatment effect will be. When ground-glass nodules appear in the lungs, it is recommended to consult a professional physician to further improve the relevant examination, clarify the cause of the disease and target treatment.