宫颈癌是全球妇女较常见的恶性肿瘤之一,每年约46.6万新发病例,其中中国有13万之多。早期宫颈癌的发生,特别是年轻化趋势十分明显,这和人乳头瘤病毒感染密切相关。宫颈癌是感染性疾病,知道其病因,认真普查和随访,早期诊断,使其可以预防,可以治疗及治愈。1宫颈上皮内瘤变的意义 Cervical cancer is one of the more common malignant tumors in women worldwide, with about 466,000 new cases occurring each year, of which more than 130,000 are in China. The occurrence of early cervical cancer, especially the younger trend is very obvious, which is closely related to human papillomavirus infection. Cervical cancer is an infectious disease, know its etiology, careful census and follow-up, early diagnosis, so that it can be prevented, can be cured and cured. 1 cervical intraepithelial neoplasia significance