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子宫内膜上皮内瘤变(EIN)是I型子宫内膜癌的一种癌前病变,其命名来于IECG制定的EIN诊断系统。EIN主要通过细胞遗传学、组织形态学和临床随访资料等综合诊断。目前,全子宫切除术是治疗EIN最有的效手段,但对于年轻有生育要求的患者,非手术治疗是必然选择。本文从EIN的命名系统、诊断标准和方法、发病特征和治疗等全面探讨EIN的临床意义。
Endometrial intraepithelial neoplasia (EIN) is a precancerous lesion of type I endometrial cancer and is named after the EIN diagnostic system developed by the IECG. EIN mainly through the cytogenetic, histological and clinical follow-up data comprehensive diagnosis. At present, hysterectomy is the most effective treatment for EIN, but non-surgical treatment is an inevitable choice for young patients with fertility requirements. This article discusses the clinical significance of EIN from the naming system, diagnostic criteria and methods, onset characteristics and treatment of EIN.