Table 3 Immunophenotype and FISH results of six secretory breast carcinomas

From: Secretory breast carcinomas with ETV6-NTRK3 fusion gene belong to the basal-like carcinoma spectrum

Case

Case 1

Case 2

Case 3

Case 4

Case 5

Case 6

ER

5% weak

0%

0%

0%

0%

0%

PR

0%

0%

0%

0%

0%

0%

HER2

0%

0%

0%

0%

0%

0%

CK8/18

10%

1%

4%

4%

5%

80%

CK5/6

1%

40%

80%

0%

60%

2%

CK14

0%

90%

0%

0%

1%

0%

p63

0%

0%

0%

0%

0%

0%

SMA

2%

10%

3%

3%

2%

0%

S100

100%

100%

0%

100%

100%

100%

Vimentin

0%

5%

10%

60%

30%

5%

KIT

3%

0%

0%

1%

5%

1%

EGFR

100% moderate

100% moderate

0%

0%

0%

15% moderate

E-cadherin

90% weak

90% weak

60%

5%

25% weak

70% moderate

ETV6 rearrangement

Present

Present

Present

Present

Present

Present

  1. RE, estrogens receptors; RP, progesterone receptors; SMA, smooth muscle actin.