| Epithelial hyperplasia |
| Benign |
| Usual Type |
|
| Atypical ductal hyperplasia |
| Lobular neoplasia |
| Ductal carcinoma in situ |
| Micropapillary / cribriform |
| Solid |
| Comedo |
| Increasing risk factor |
| Microinvasive carcinoma |
| Minimal invasive carcinoma |
| < 10 mm |
)
) + lymph node negative
) |
| Special type |
| Grade I |
|
| Invasive carcinoma |
| Malignant |
|
