宫颈癌是女性发病和死亡的最高的恶性肿瘤之一[1]。虽然其病因至今尚未完全明了,但其有较长的癌前病变阶段,这阶段是早期发现宫颈癌及前驱病变的好时机。在前驱病变阶段进行治疗或监测,可降低宫颈浸润癌的发生率和死亡率。尤其对无症状健康妇女开展以细胞学检查为主要手段的筛 Cervical cancer is one of the highest malignant tumors in women with morbidity and mortality [1]. Although its etiology has not yet been fully understood, but it has a longer stage of precancerous lesions, this stage is early detection of cervical cancer and precursor lesions a good time. Treatment or monitoring of precursor lesions can reduce the incidence of cervical cancer and mortality. Especially asymptomatic healthy women to carry out cytological examination as the main means of screening