Ground-glass nodules in the lower lobe of the lungs are considered to be related to pneumonia, tuberculosis, lung cancer and other diseases, and can be treated with medication and surgery under the guidance of a doctor. 1. Pneumonia: it is generally due to the stimulation of local lung tissues by inflammatory mediators, which will cause the alveolar cavity to be filled with exudate or blood, and then the phenomenon of ground-glass nodules in the lower lobe of the lungs will appear, which can be treated with drugs such as Lomefloxacin Hydrochloride Dispersible Tablets and Cefixime Capsules according to the instructions of the doctor. 2. Tuberculosis: It is due to the infection of lungs by Mycobacterium tuberculosis, which leads to inflammatory exudation around the tuberculosis, proliferation and formation of tuberculosis nodules, and then there is the phenomenon of ground-glass nodules in the lower lobe of the lungs, which can be treated with drugs such as isoniazid tablets, rifampicin and so on. 3. Lung cancer: It may be due to the early stage of lung cancer, after the local lung tissues are stimulated by cancer cells, nodules will appear gradually, which will lead to the phenomenon of ground-glass nodules in the lower lobe of the lungs, which can be treated by lobectomy and other surgical methods. If the phenomenon of grinding glass nodules in the lower lobe of lungs occurs, one should go to the hospital for consultation in time to avoid delaying the condition.