Table 1.
Patients’ data
| Variable | Value |
|---|---|
| Age, years, Mean ± SD (range) | 46.3 ± 9.4 (19–78) |
| Family history | |
| 1st-degree relative | 89 (30.1) |
| 2nd-degree relative | 59 (19.9) |
| Negative family history | 148 (50) |
| Site of lesions | |
| Right breast | 170 (57.4) |
| Left breast | 118 (39.9) |
| Both breasts | 8 (2.7) |
| Clinical presentations | |
| Asymptomatic | 85 (28.6) |
| Breast lump only | 181 (61.2) |
| Breast lump with breast edema | 15 (5.1) |
| Breast lump with nipple retraction | 15 (5.1) |
| ACR BI-RADS density | |
| A | 15 (5.1) |
| B | 100 (33.8) |
| C | 155 (52.3) |
| D | 26 (8.8) |
| Final diagnoses of 355 lesions | |
| Benign | 207 (58.3) |
| Fibrocystic changes | 85 (41.1) |
| Fibroadenomas | 63 (30.4) |
| Normal | 26 (12.6) |
| Postoperative scar | 11 (5.3) |
| Granulomatous mastitis | 7 (3.4) |
| Duct ectasia | 7 (3.4) |
| Abscess | 4 (1.9) |
| Benign phylloides | 4 (1.9) |
| Malignant | 148 (41.7) |
| Invasive ductal carcinoma | 104 (70.3) |
| Invasive lobular carcinoma | 26 (17.6) |
| Ductal carcinoma in situ | 11 (7.4) |
| Mucinous carcinoma | 7 (4.7) |
Unless otherwise indicated, data are number with the percentage in parenthesis
SD standard deviation, ACR American college of radiology, BI-RADS Breast Imaging Reporting and Data System