Table 3 Malignant and precursor lesions in the two protocols
Protocol | BI-RADS | Diagnosis by VABB | Postoperative diagnosis |
|---|---|---|---|
Standard | 3 | IDC | IDC |
Standard | 3 | IDC + LN | IDC + LN |
Standard | 4A | IDC + DCIS + LN | IDC + DCIS + LN |
Standard | 4A | ADH | ADH |
Standard | 4B | LN | LN |
Standard | 4B | IDC | IDC + DCIS |
Standard | 4B | IDC + DCIS | IDC + DCIS |
Standard | 4C | IDC | IDC |
Standard | 4C | IDC | IDC |
Extended | 4A | LN | LN |
Extended | 4A | IDC | Papilloma |
Extended | 4B | ADH | Normal mammary tissue |
Extended | 4B | IDC | ADH |
Extended | 4B | IDC + DCIS | IDC + DCIS |
Extended | 4B | IDC + DCIS | IDC + DCIS |
Extended | 4C | IDC | ADH |
Extended | 4C | IDC | IDC |
Extended | 4C | IDC | Fibrocystic changes, apocrine metaplasia, epitheliosis |