0-25

26-100

50 and under (0-50)

over 50 (51+)

Premenopausal

Postmenopausal

Ductal

Lobular

Select Node negative Micromets Node positive (1-3) Node positive (≥4)

Select ≤ 1.0 1.1 to 2.0 2.1 to 3.0 3.1 to 4.0 4.1 to 5.0 > 5.0

1

2

3

<10%

10-50%

>50%

<10%

10-50%

>50%

Select IHC 0 (negative) IHC 1+ (negative) IHC 2+ & ISH- (negative) IHC 2+ & ISH+ (positive) IHC 3+ (positive)

Select <10% 10-25% 26-40% >40%