Lung solid nodules of 6 mm are usually not serious, and lung nodules of 6-10 mm are clinically called small nodules. If the patient’s lung nodules are not found lobulation, burr phenomenon, and there is no vacuolar sign, vascular sign, etc., then the patient’s condition is not serious, most of the lung nodules caused by lung infections, tuberculosis, pulmonary tuberculosis and other diseases, and timely treatment of the original disease can be. If the patient’s lung nodules are found to have pathological signs such as burr, lobular or vacuolar signs, pleural depression signs, etc., then the nodules may be produced by malignant tumors in the lungs, and it is recommended that the patient go to the hospital as soon as possible, complete the enhanced CT, MRI and other related examinations to make a clear diagnosis, and let the doctor choose the appropriate diagnostic and treatment plan.