|
| 34bE12 | CK7 | CEA | EMA | cErbB-2 | Chromogranin | Estrogen receptor | Progesterone receptor | TTF-1 | Actin |
| Squamous component | + | − | − | + | − | − | − | − | − | − |
| Adenocarcinoma component | + | + | + | + | − | − | − | − | − | − |