Table 1 Demographics

Number of patients

6

10

Median age (years)

37 (range, 28–47)

55 (range, 36–76)

Disease

Fibroadenoma

Invasive ductal carcinoma

Disease site

Right breast

3/6

8/10

Left breast

3/6

2/10

Surgical procedure

WLE

6/6

-

WLE + ALND

-

5/10

MRM + ALND

-

5/10

T stage

T₁

-

0/10

T₂

-

5/10

T₃

-

5/10

N status

N₀

-

6/10

N₁

-

3/10

N₂

-

1/10

Grade

2

-

9/10

3

-

1/10

Hormonal receptor status

ER+

-

10/10

PR+

-

10/10

HER2 status

0

-

4/10

1

-

2/10

2

-

4/10

Blood samples

PRE, day 3

PRE, day 3, day 7