子宫内膜移行细胞癌和子宫内膜癌伴移行细胞分化非常罕见,文献仅有16例报道。作者回顾了5例伴移行细胞分化的子宫内膜癌的临床病理特征。所有病例均为绝经后阴道流血病人,平均年龄68岁。肉眼肿瘤质脆并腔内生长。镜下肿瘤由密集的含细纤维血管轴心的乳头构成,类似泌尿道移行细 Endometrial transitional cell carcinoma and endometrial cancer with transitional cell differentiation is very rare, only 16 cases reported in the literature. The authors reviewed the clinical and pathological features of 5 cases of endometrial cancer with metaplasia. All cases were postmenopausal vaginal bleeding patients, with an average age of 68 years. Macroscopic tumors are brittle and grow in cavity. Microscopic tumor by the dense fibrovascular axis composed of nipples, resembling urinary tract thinning