宫颈癌是妇科肿瘤中最常见的恶性肿瘤,也是最容易早期发现、早期确诊的肿瘤。宫颈癌有较长的癌前病变阶段,各级CIN均有发展为宫颈癌的趋向,级别越高发展为癌的几率越大;级别越低,自然消退几率越多。所以临床早期筛查并诊断宫颈病变尤其重要,有效的筛查及恰当的治疗完全可能将其阻断在癌前病变或早期癌阶段并彻底治愈,所以宫颈癌是可被预防 Cervical cancer is the most common malignant tumor in gynecological tumors and also the most easily diagnosed and early diagnosed tumor. Cervical cancer has a longer stage of precancerous lesions, CIN at all levels have the development trend for cervical cancer, the higher the level of risk for the development of cancer; the lower the level, the more natural chances of regression. Therefore, clinical screening and early diagnosis of cervical lesions is particularly important, effective screening and appropriate treatment may completely block it in precancerous lesions or early stage of cancer and completely cured, so cervical cancer can be prevented