宫颈癌是全球妇女中仅次于乳腺癌的第二位最常见恶性肿瘤,严重威胁妇女的健康和生命。全世界每年有约50万新发病例,27万死亡病例,其中83%发生于发展中国家,占发展中国家女性肿瘤的15%[1]。宫颈癌的治疗措施主要取决于肿瘤的大小和期别,在过去的十余年中,中晚期大癌灶(肿瘤直径 Cervical cancer is the second most common malignant tumor in the world among women after breast cancer, which seriously threatens women’s health and life. Approximately 500,000 new cases and 270,000 deaths occur each year in the world, of which 83% occur in developing countries, accounting for 15% of women in developing countries [1]. The treatment of cervical cancer depends on the size and stage of the tumor, in the past ten years, the large cancer in the late stage (tumor diameter