From: Internal mammary lymph node recurrence: rare but characteristic metastasis site in breast cancer
 | N | % |
---|---|---|
Clinical | Â | Â |
As first site of metastasis | Â | Â |
   Yes | 121 | 91 |
   No | 12 | 9 |
Concurrent other sites metastasis | Â | Â |
   Yes | 88 | 66.2 |
   No | 45 | 33.8 |
Visible soft tissue mass beside the sternum | Â | Â |
   Yes | 42 | 31.6 |
   No | 91 | 68.4 |
Local pain and skin involvement | Â | Â |
   Yes | 20 | 15.0 |
   No | 113 | 85.0 |
Imaging of CT scan | Â | Â |
Size of IMLN recurrence (cm) | Â | Â |
   Median (range) | 2.5 (1-9) |  |
Anterior intercostal space | Â | Â |
   One | 64 | 48.1 |
   Two | 45 | 33.9 |
   Three | 19 | 14.3 |
   Four | 5 | 3.7 |
Dominant location anterior intercostal space | Â | Â |
   First | 15 | 11.3 |
   Second | 90 | 67.7 |
   Third | 26 | 19.5 |
   Forth | 2 | 1.5 |
Sternal erosion | Â | Â |
   Yes | 86 | 64.7 |
   No | 47 | 35.3 |