子宫内膜癌(endometrial carcinoma,EC)是女性生殖道常见恶性肿瘤之一,占女性生殖道恶性肿瘤的20%～30%,多见于绝经后妇女,平均年龄63.1岁,75%的患者在50岁后发病,年轻妇女患EC的比例为2%～14%[1]。年轻妇女EC的年龄界定,目前尚无统一标准,一部分学者认为年龄≤40岁的EC患者为 Endometrial carcinoma (EC) is one of the common malignant tumors of the female reproductive tract, accounting for 20% to 30% of the female genital tract malignant tumors, more common in postmenopausal women with an average age of 63.1 years, 75% of patients in 50 After the onset of disease, the proportion of young women suffering from EC 2% to 14% [1]. The age of young women, the definition of EC, there is no uniform standard, some scholars believe that the age ≤ 40 years of EC patients with