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Table 2 Histopathological characteristics of the GEP-NENs (n = 440)

From: Clinicopathological features and prognosis of gastroenteropancreatic neuroendocrine neoplasms in a Chinese population: a large, retrospective single-centre study

 

Stomach

Esophagus

Duodenum

Jejunum/ileum

Colon

Appendix

Rectum

UPO-NEN

Pancreas

Total

 

n = 107

n = 54

n = 27

n = 8

n = 5

n = 8

n = 106

n = 35

n = 90

n = 440(%)

Size

 <2 cm

24

5

15

1

0

3

67

4

37

156(35.5)

 2 ~ 4 cm

12

10

3

2

0

0

2

6

16

51(11.6)

 >4 cm

31

12

3

3

2

1

1

8

11

72(16.4)

 Unclear

40

27

6

2

3

4

36

17

26

161(36.6)

WHO2010

          

 G1

17

0

6

1

1

5

70

3

27

130(29.5)

 G2

21

1

11

2

0

2

26

7

50

120(27.3)

 G3

69

53

10

5

4

1

10

25

13

190(43.2)

Metastases

 Local

43

16

18

4

2

8

94

19

73

277(63)

 Loco-regional

28

14

1

2

1

0

3

4

1

54(12.3)

 Distant

36

24

8

2

2

0

9

12

16

109(24.8)