Table 4.
Histopathology Results and ADC Values in Two Methods of ROI Placement
| Histopathology results | Number | The whole ROI (× 10–3 mm2/s) | Small ROI (× 10–3 mm2/s) |
|---|---|---|---|
| Invasive ductal carcinoma | 37 | 1.19 | 1.04 |
| Mixed invasive and lobular carcinoma | 2 | 1.19 | 0.90 |
| Invasive lobular carcinoma | 5 | 1.13 | 1.04 |
| Absolute inflammatory | 7 | 1.19 | 0.97 |
| Fibrocystic change | 7 | 1.36 | 1.22 |
| Fibrocystic change with adenosis | 1 | 0.90 | 0.90 |
| Adenosis with ductal hyperplasia | 2 | 1.57 | 1.37 |
| Fibroadenoma | 7 | 1.57 | 1.46 |
| Ductal carcinoma in situ | 4 | 1.76 | 1.66 |
| Fat necrosis | 1 | 1.38 | 1.20 |
| Papillary carcinoma | 1 | 1.38 | 0.96 |
| Hamartoma | 2 | 1.60 | 1.46 |
| Fibrosis | 4 | 1.47 | 1.38 |
| Papillomatosis | 4 | 1.66 | 1.44 |
| Adenosis | 5 | 1.36 | 1.24 |
| Benign by follow up or morphology | 9 | 1.29 | 1.16 |
| Total | 98 |