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Distribution of benign and malignant lesions, according to histopathological results and follow-up. (BI-RADS classification).
| B-mode US evaluation | Histopathological evaluation | |
|---|---|---|
| BI-RADS category | Benign n: 43; 54% | Malign n: 36; 46% |
| 5 | – | 30 (38%) |
| 4 | 28 (35%) | 6 (8%) |
| 3 | 15 (19%) | – |
