International Journal of Breast Cancer / 2011 / Article / Tab 1

Research Article

Patterns of Cellular Distribution with the Sentinel Node Positive for Breast Cancer

Table 1

Patient and tumor characteristics.

Study population
N: 12 (100%)

Age (years)
Mean55
Range44–79

Histologic type
IDC8 (66.6)
ILC2 (16.6)
Mixed IDC/ILC2 (16.6)

Tumor stage
IIA6 (50)
IIB1 (8.3)
IIIA5(41.6)

Tumor grade
I2 (16.6)
II8 (66.6)
III1(8.3)*

LVI
Present7 (58.3)
Absent5(41.6)

ER/PR status
ER and/or PR positive12 (100)
ER/PR negative0

Her2neu1 (8.3)
Positive11 (91.6)**
Negative

*One patient had received neoadjuvant chemotherapy so tumor grade is not available.
**IHC was performed first and if intermediate FISH was done.
IDC: infiltrating ductal carcinoma, ILC: infiltrating lobular carcinoma, LVI: lymphovascular invasion, ER: estrogen receptor, and PR: progesterone receptor.

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