Table II.
EGFR family (EGFR, HER2 and HER3) scores in primary tumors and in the corresponding lymph node metastases.
| A, EGFR and HER2 scores
| ||||
|---|---|---|---|---|
| Metastasis (patient number)
|
||||
| Primary tumor | 0 | 1+ | 2+ | 3+ |
| EGFR | ||||
| 0 | 3,6 | - | - | - |
| 1+ | 5,9,10,11 | - | - | 7 |
| 2+ | - | - | 1,8,12 | - |
| 3+ | - | - | - | 2,4 |
| HER2 | ||||
| 0 | 1,11 | - | - | - |
| 1+ | 8 | - | 2,5,6,7 | 4 |
| 2+ | 9 | - | 3,10 | - |
| 3+ | - | - | - | 12 |
| B, HER3 scores
| |||
|---|---|---|---|
| Metastasis (patient number)
|
|||
| Primary tumor | Negative | Weak | Strong |
| Negative | 1,2,3 | - | - |
| Weak | 5,6,8,9,10,12 | - | 4 |
| Strong | 11 | 7 | - |
Scoring criteria are described in Materials and methods. Patient numbers are as listed in Table I. EGFR, epidermal growth factor receptor.