Histology

Size (mm)

Operation

N factor

Stage

Positive LN number

D1 ≤ D1+

Differentiated

25

Distal

1

IB

No.3: 1/2, No.9: 1/3

Differentiated

14

Distal

2

IIA

No.3: 1/14, No.5: 1/1, No.8a: 1/1

Differentiated

20

Distal

2

IIA

No.1: 1/1, No.3: 1/4, No.4: 1/2, No.6: 1/3, No.8a: 1/2

Undifferentiated

25

Total

2

IIA

No.3: 4/5, No.7: 1/3, No.8a: 1/4

Differentiated

25

Distal

2

IIA

No.6: 2/2 No.8a: 1/1

Undifferentiated

27

Distal

2

IIA

No.6: 3/6, No.8a: 1/5

Undifferentiated

14

Distal

2

IIA

No.6: 2/6, No.8a: 1/2

D1+ ≤ D2

Undifferentiated

40

Distal

3

IIB

No.1: 2/4, No.3: 3/3, No.7: 1/1, No.8a: 1/1, No.12a: 1/4

Undifferentiated

43

Distal

3

IIB

No.3: 6/15, No.6: 1/4, No.12a: 1/4

>D2

Undifferentiated

40

Total

2

IIA

No.3: 3/6, No.16: 1/1

Differentiated

47

Distal

2

IIA

No.3: 1/12, No.6: 3/3, No.7: 1/3 No.14v: 1/3

Undifferentiated

35

Total

2

IIA

No.3: 1/9, No.6: 4/5, No.14v: 1/1