Table 1 Summary of pathologic findings and performance of conventional ultrasound
Histopathological results | Conventional US BI-RADS category | ||||||
|---|---|---|---|---|---|---|---|
No of lesions (%) | 3 | 4A | 4B | 4C | 5 | 6 | |
Benign | 30 (47.6) | Â | Â | Â | Â | Â | Â |
Fibroadenoma | 18 (60.0) | 7 | 9 | 1 | 1 | 0 | 0 |
Fibroadenomatous Hyperplasia | 3 (10.0) | 1 | 0 | 1 | 1 | 0 | 0 |
Papilloma | 3 (10.0) | 1 | 0 | 2 | 0 | 0 | 0 |
Inflammation | 2 (6.7) | 0 | 1 | 1 | 0 | 0 | 0 |
Adenosis | 4 (13.3) | 0 | 1 | 2 | 1 | 0 | 0 |
Malignant | 33 (52.4) | Â | Â | Â | Â | Â | Â |
Mucinous Carcinoma | 1 (3.0) | 0 | 0 | 1 | 0 | 0 | 0 |
Infiltrating ductal carcinoma | 25 (75.8) | 1 | Â | 3 | 5 | 11 | 5 |
Invasive lobular carcinoma | 1 (3.0) | 0 | 0 | 0 | 0 | 1 | 0 |
Papillary carcinoma | 1 (3.0) | 0 | 0 | 0 | Â | 1 | 0 |
Ductal carcinoma in situ | 5 (15.2) | 0 | 0 | 0 | 4 | Â | 1 |