Table 3

Summary of immunohistochemical staining

Case

CK 7

CK 20

Synp

Chrom

CD 56

NSE

EGFR

LMWK

CK 19

AE1/AE3

TTF-1

CA 125

CDX 2

mCEA

1

-

+

+

+

+

+

+

+

+

+

-

-

-

-

2

-

+

+

-

+

+

-

+

+

+

-

-

-

+

3

+

-

-

-

+

-

+

+

+

+

-

-

-

-

4

-

-

+

-

+

+

-

+

+

+

-

-

-

-

5

+

-

-

-

+

-

+

+

+

+

-

-

-

+

6

+

-

-

+

-

+

+

+

+

+

-

-

-

-

7

-

-

+

+

+

-

+

+

+

+

-

-

-

-

8

-

-

+

+

+

+

-

+

+

+

-

-

-

-

9

+

-

+

+

+

+

+

+

+

+

-

-

+

-

10

-

-

+

+

+

+

+

+

+

+

-

-

+

-

Synp = Synaptophysin

Chrom = Chromogranin

El Demellawy et al. Diagnostic Pathology 2007 2:35   doi:10.1186/1746-1596-2-35