Table 1.
Patient and tumor characteristics of 41 breast cancer patients
|
Age (years)
median (range)
|
62 (39–91) |
|
Tumor diameter (mm)
median (range)
|
16 (6–100) |
|
Histological tumor type
N (%)
|
|
| Ductal |
35 (85.4) |
| Lobular |
5 (12.2) |
| Medullar |
1 (2.4) |
|
Estrogen receptor status
N (%)
|
|
| Positive |
33 (80.5) |
| Negative |
8 (19.5) |
|
Progesterone receptor status
N (%)
|
|
| Positive |
28 (68.3) |
| Negative |
13 (31.7) |
|
Her2-neu status (FISH
a
)
N (%)
|
|
| Positive |
3 (7.3) |
| Negative |
38 (92.7) |
|
LVI
c
N (%)
|
|
| Yes |
10 (24.4) |
| No |
31 (75.6) |
|
Elston histological grading
N (%)
|
|
| 1 |
8 (19.5) |
| 2 |
19 (46.3) |
| 3 |
14 (34.1) |
|
Ki 67 in tumor cells (%)
mean (sd)
|
24.6 (19.9) |
|
Sentinel node result
N (%)
|
|
| N0 |
29 (70.7) |
| N1 |
12 (29.3) |
|
Tumor intrinsic subtype
N (%)
|
|
| Luminal A |
18 (43.9) |
| Luminal B |
14 (34.1) |
| Luminal B Her2-neu positive |
1 (2.4) |
| Her2-neu over-expressing non-luminal |
2 (4.9) |
| Basal-like | 6 (14.6) |
a Fluorescence in vitro hybridization, c lymphovascular invasion; sd standard deviation.