子宫内膜不典型增生(EAH)作为一种癌前病变,根据上皮细胞是否存在异型性可分为单纯、复杂及不典型增生3种,少数子宫内膜增生患者可出现相应的癌变[1]。近年来,子宫内膜癌(EC)是妇科常见恶性肿瘤,约20%~25%发生在绝经前,且3%~14%发生在40岁以下的妇女[2]。临床上针对EAH,常根据患者的年龄、身体机能情况及对生育的要求等选择不同的治疗方法,最为常见的主要是手术治疗及 Endometrial dysplasia (EAH), as a precancerous lesion, can be classified into three types according to whether there is atypia in the epithelial cells. EAH can occur in a small number of patients with endometrial hyperplasia [1] . In recent years, endometrial cancer (EC) is a common gynecological malignancy, about 20% to 25% occurred in premenopausal women, and 3% to 14% occurred in women under 40 years of age [2]. Clinically for the EAH, often according to the patient’s age, physical function and reproductive requirements such as the choice of different treatment methods, the most common are mainly surgical treatment and