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Primary breast cancer subtype compare to brain metastasis subtype
| Brain Receptor Status versus periphery | Luminal A | Luminal B | HER- 2 Positive | Triple Negative |
|---|---|---|---|---|
| No change | 3 | 6 | 21 | 5 |
| Loss PR | 0 | 4 | 0 | 0 |
| Gain ER | 0 | 2 | 0 | 0 |
| Loss HER2 | 0 | 0 | 1 | 1 |
| Gain HER2 | 0 | 1 | 2 | 1 |
| Loss ER | 2 | 5 | 0 | 6 |
| n/a | 2 | 4 | 3 | 4 |
