Table 2.
Diagnostic stage migration due to internal mammary lymph node sampling including initial clinic stage in patients who received neo-adjuvant chemo-therapy.
| Initial clinical Stage | Date | Preoperative Staging (after MRM/SNB) | Date | Staging after Lymph node sampling (Stage migration) | Date |
|---|---|---|---|---|---|
| cT2 cN0 | 05/06 | ypT2 pN0 (0/8) G2 | 10/06 | pN1b | 07/07 |
| cT2 cN0 | 03/06 | ypT3 pN0 (0/23) G3 | 08/06 | pN1b | 03/08 |
| cT2 cN0 | 06/07 | ypT2 pN0 (0/3sn)G3 | 12/07 | pN1b | 02/08 |
| pT1a pTis N2 (4/13) G3 | 12/94 | rpT1b G2 | 08/04 | pN3b | 05/08 |
| pT2 pN1a (1/14) G2 | 08/06 | pN3b | 09/09 | ||
| cT2 cN2a | 12/05 | ypT3m ypN3a (16/17) G3 R0 | 03/06 | yrpTx R1 | 01/09 |