子宫内膜癌是女性生殖器官最常见的恶性肿瘤之一,占女性生殖道恶性肿瘤20%～30%,发病率仅次于宫颈癌。多见于老年妇女,58～61岁高发,40岁以下约占5%。近年来,其发病年龄逐渐提前。由于就诊时约75%以上为早期病例,因此预后较好。子宫内膜癌分为雌激素依赖型(Ⅰ型)和非雌激素依赖型(Ⅱ型) Endometrial cancer is one of the most common malignant tumors of female genital organs, accounting for 20% to 30% of female genital tract malignancy, the incidence rate is second only to cervical cancer. More common in older women, 58-61-year-old high incidence, about 40% of the age of about 5%. In recent years, its age of onset gradually advance. As more than 75% of cases are early diagnoses, the prognosis is good. Endometrial cancer is divided into estrogen-dependent (type I) and non-estrogen-dependent (type II)