Table 1

Pathological characteristics.

Gross specimen

Coexistent pathology

Immunohistochemistry

location

uterine fundus

22

endometrial polyp

8

Glandular

ER、PR

100 ​%+(24/24)

lower segment

15

endometrial carcinoma

3

Ki67

94.7 ​%+(18/19)

uterine cervix

2

atypical endometrial hyperplasia

3

P53

68.8 ​%+(11/16)

structure

Hard

36

endometrial hyperplasia

1

PTEN

40 ​%+(4/10)

Soft

3

Stromal

Desmin

85.7 ​%+(6/7)

diameter

≤2 ​cm

21

Vimentin

100 ​%+(4/4)

>2 ​cm

18

SMA

100 ​%+(3/3)

p16

80 ​%+(4/5)