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Table 4 Group IV, cases diagnosed with mixed surface epithelial carcinomas

From: Systematic assessment of HER2/neu in gynecologic neoplasms, an institutional experience

Case no.

HER2/neu

Primary site

Histopathology diagnosis

IHC

FISH

Result

Type

FIGO

Nuc

1

2+

7.41

POS

Endometrium

CCCA + SCA

3

3

2

1+

1.02

NEG

Ovary

CCCA + SCA

3

3

3

0

1.37

NEG

Pelvic mass

CCCA + SCA

3

3

4

0

NP

NEG

Ovary

CCCA + SCA

3

3

5

0

NP

NEG

Ovary

CCCA + SCA

3

3

6

0

NP

NEG

Ovary

CCCA + SCA

3

3

7a

0–3+

1.38

NEG

Endometrium

CCCA + SCA

3

3

8

1+

0.93

NEG

Endometrium

CCCA + ENAdCA

3

3

9

1+

NP

NEG

Endometrium

CCCA + ENAdCA

3

3

10

1+

NP

NEG

Endometrium

CCCA + ENAdCA

3

3

11

0

NP

NEG

Ovary

CCCA + ENAdCA

3

3

12

1+

NP

NEG

Ovary

CCCA + ENAdCA

3

3

13

0

NP

NEG

Ovary

CCCA + ENAdCA

3

3

14

0

NP

NEG

Endometrium

SCA + ENAdCA

3

3

15

1+

NP

NEG

Ovary

SCA + ENAdCA

3

3

16

0

NP

NEG

Peritoneum

SCA + ENAdCA

3

3

17

0

NP

NEG

Endometrium

SCA + ENAdCA

3

3

18

0

NP

NEG

Ovary

SCA + ENAdCA

3

3

19

1+

1.7

NEG

Endometrium

SCA + ENAdCA

3

3

20a

0–3+

1.14

NEG

Endometrium

SCA + ENAdCA

3

3

21

0

NP

NEG

Ovary

SCA + ENAdCA

3

3

22

1+

1.2

NEG

Endometrium

SCA + ENAdCA

3

3

23

0

1.04

NEG

Ovary

SCA + ENAdCA

3

3

24

1+

1

NEG

Ovary

SCA + ENAdCA

3

3

25

1+

1

NEG

Ovary

SCA + ENAdCA + Mu

3

3

26

0

1

NEG

Endometrium

ENAdCA + Mu

1

1

  1. Bold data signify the positive results
  2. IHC immunohistochemistry score, FISH fluorescence in-situ hybridization HER2/CEP17 ratio, FIGO FIGO grade, Nuc nuclear grade, NP not performed, POS positive, NEG negative, CCCA clear cell carcinoma, SCA serous carcinoma, ENAdCA endometrioid adenocarcinoma, Mu mucinous adenocarcinoma
  3. a Denotes intratumoral heterogeneity of HER2 reaction