Table 4.
Metastasis sites and local recurrence in accordance with BC molecular subtypes.
| Intrinsic subtypes (n) | Local n (%) |
Bone n (%) |
Liver n (%) |
Lung and pleura n (%) |
Brain n (%) |
Endocrinea n (%) |
Distant LNb n (%) |
Otherc n (%) |
|---|---|---|---|---|---|---|---|---|
| Luminal A (140) | 22 (16) | 23 (16) | 28 (21) | 25 (18) | 2 (1) | 4 (3) | 4 (3) | 5 (4) |
| Luminal B (102) | 13 (13) | 29 (28) | 27 (26) | 20 (20) | 8 (8) | 4 (4) | 2 (2) | 6 (6) |
| HER2 positive (24) | 7 (29) | 3 (12) | 7 (29) | 6 (25) | 4 (17) | 1 (4) | 1 (4) | 1 (4) |
| TN (38) | 5 (13) | 12 (32) | 13 (34) | 14 (37) | 4 (11) | 1 (3) | 1 (3) | 1 (3) |
aEndocrine sites include thyroid, ovary, and kidney. bDistant lymph nodes are considered the nodes that do not belong to the axilla, including the supraclavicular lymph nodes. cOther sites comprise peritoneum and pericardium.