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宫颈癌是妇科常见的恶性肿瘤,居于女性恶性肿瘤的第二位,仅次于乳腺癌[1],近年来有年轻化的趋势。宫颈癌的传统治疗方案是根治性手术和放化疗。即Ⅰa～Ⅱb期以手术为主,辅以放疗;Ⅱb期以上以放疗为主,辅以手术和化疗。放疗适用于所有期别的宫颈癌。尽管手术技巧不断提高,放疗技术不断改进,但治疗后仍有较高的复发率,50%在1年内复发,75%～80%在2年内复发。这与手术和放疗均为局部治疗手段,难以消灭潜在的亚临床病灶和微转移灶有关[2]。
Cervical cancer is a common malignant tumor in gynecology, which ranks second in female malignant tumors, second only to breast cancer [1]. In recent years, it has a tendency of becoming younger. The traditional treatment of cervical cancer is radical surgery and radiotherapy and chemotherapy. That Ⅰa ~ Ⅱb surgery-based, supplemented by radiotherapy; Ⅱ b above to radiotherapy, supplemented by surgery and chemotherapy. Radiotherapy for all stages of cervical cancer. Despite the increasing surgical skills and radiotherapy techniques, there is still a high recurrence rate after treatment, with 50% recurrence within one year and 75% to 80% relapse within two years. This surgery and radiotherapy are local treatment, it is difficult to eliminate the potential subclinical lesions and micrometastasis [2].