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Substitutional definition of intrinsic subtype
| Intrinsic subtype | ER | PgR | HER2 | Ki-67 |
|---|---|---|---|---|
| Luminal A | + | +/- | - | <14% |
| Luminal B | + | +/- | - | ≧14% |
| Luminal-HER2 | + | +/- | + | any |
| HER2 | - | - | + | any |
| Triple-negative | - | - | - | any |
ER estrogen receptor, PgR progesterone receptor, HER2 human epidermal growth factor receptor 2.
