Table 1: Results of immunohistochemistry staining’s from different samples.

 

axillary lymph node FNAB

axillary lymph node CB

surgical specimen

no immunohistochemistry was assessed

CK7

+

CK7

+

pan-CK

+

pan-CK

+

S100

+

S100

-

BCA225

+/-

BCA225

+/-

CK20

+/-

CK20

-

ER

+/-

ER

-

PR

+/-

PR

-

GCDFP-15

-

GCDFP-15

-

CA19-9

-

CA19-9

-

HMB45

-

CA125

+

LCA

-

Ber-EP4

-

 

 

CDX2

-

 

FNAB: Fine-Needle Aspiration Biopsy, CB: Core Biopsy,  + : Positive, -: Negative, +/-: Partial or focal positivity, CK7: Cytokeratin 7, pan-CK: Pan-Cytokeratin, CK20: Cytokeratin 20, S100: S100 protein, BCA225: Breast Carcinoma - Associated Glycoprotein 225, ER: Estrogen Receptor, PR: Progesterone Receptor, GCDFP-15: Gross Cystic Disease Fluid Protein-15, TTF1: Thyroid Transcription Factor 1, CEA: Carcinoembryonic Antigen, CA19-9: Carbohydrate Antigen 19-9, CA125: Carbohydrate Antigen 125, HMB45: Human Melanoma Black 45, LCA: Leukocyte Common Antigen,  CDX2: Caudal Related Homeobox Transcription Factor 2,  Ber-EP4: Mouse Monoclonal Anti-Epcam/Cd326 Antibody.