Lung metastasis may occur within one year after surgery for stage Ib cervical cancer. Tumor recurrence may occur within one year after surgery for stage Ib cervical cancer. Tumor tissue cells will be transferred to lungs from blood and lymph, forming lung metastases, which can be seen as lung nodules in CT review. Lung metastasis after surgery for stage Ib cervical cancer belongs to advanced stage of cervical cancer, which needs to be treated with radiotherapy, chemotherapy and surgery in time. However, lung nodules seen in CT within one year after surgery for stage Ib cervical cancer may not necessarily be lung metastases, but may also be caused by pneumonia, tuberculosis, primary tumors of lung, etc. According to the patient’s clinical manifestations and further examination, it is necessary to diagnose whether the lung nodules are metastatic foci of cervical cancer or not, and then carry out the next step of treatment. Therefore, postoperative patients of stage Ib cervical cancer should follow the doctor’s prescription for review, and should go to the hospital in time after abnormalities or uncomfortable symptoms are found in the process of review, so as to improve the examination, clarify the cause of the disease and then give targeted treatment.