Evaluation of Postoperative Radiotherapy and Concurrent Chemotherapy Effectiveness in Cervical Cancer

Inclusion Criteria: * 18 Years to 70 Years * Histologically proven cervical cancer, FIGO stage Ia2-IIb,and no previous chemotherapy and radiotherapy * Accepted radical hysterectomy 3-4 weeks before * Karnofsky score \>70 * Postoperative pathology with following risk factors: Non-squamous cell carcinoma, deep stromal invasion, lymphovascular space invasion, marginal positive, parametria invasion, large tumor size (tumor diameter\>4cm) or pelvic LN metastasis. Patients with pelvic LN metastasis and combination of any two or more risk factors mentioned above were included. * Examination results showed no radiation or chemotherapy contraindication * Willing to accept treatment * Ability to comply with trial requirements Exclusion Criteria: * Postoperative residual * Postoperative recurrence or metastasis * Without lymph node dissection * Postoperative pathology showed aortic lymph node metastasis * Examination results showed radiotherapy contraindications * No indications for radiotherapy