The loss of PTEN expression is closely related to tumorigenesis and development of the UEC, and the overexpression of p53 gene is related to tumorigenesis and development of the USC.

• PTEN突变和表达缺失与宫内膜样癌的发生、发展有关。 p53基因突变和过表达与宫内膜浆液性癌发生发展关系密切。