Lung nodules grinding glass shadow generally means inflammatory changes in the lungs, there are also many grinding glass nodules are malignant. Lung nodules grinding glass shadow, according to the specific situation to determine the type of disease, if the diameter of 5 millimeters or less is mostly an inflammatory reaction, and will not have a great impact on the body, usually after taking medication can be achieved after the elimination of the effect. If the lung nodule is larger than 6 mm or there are symptoms of blood in sputum, it may be malignant lesions, we should go to the regular hospital in time to strengthen the CT examination, and if necessary, we should carry out timely surgical treatment. The appearance of lung nodules grinding glass shadow is recommended to the hospital for examination, according to the severity of the disease for treatment.