Postoperative Hypofractionated Intensity-modulated Radiation Therapy with Concurrent Chemotherapy in Cervical Cancer

Inclusion Criteria: * histologically confirmed cervical cancer * radical hysterectomy and pelvic lymph node dissection was done * histologically indicated adjuvant chemoradiotherapy (more than one as below) * positive pelvic lymph node metastasis * positive parametrial invasion * positive tumor involvement on surgical margin * ECOG performance status 0 or 1 * Bone marrow function: granulocyte ≥1.0 x 1000/µl, platelet ≥30 x 1000/µl, hemoglobin ≥10 g/dl * Kidney function: Creatinine \<2.0 mg/dL, Bilirubin 1.5 mg/dl Exclusion Criteria: * positive distant metastasis (including retroperitoneal lymph node metastasis) * previous history of pelvic radiotherapy * more than 3 months after radical surgery for cervical cancer * neoadjuvant chemotherapy was done * previous history of other carcinoma except for thyroid cancer, skin cancer, in situ carcinoma on cervix