SN | No. of breasts | Percentage | |
---|---|---|---|
1. | Mass | ||
Shape (n=413) | |||
Oval | 172 | 41.6 | |
Round | 29 | 7.0 | |
Irregular | 212 | 51.3 | |
Margins | |||
Circumscribed | 215 | 52 | |
Indistinct | 47 | 11.3 | |
Angular | 63 | 15.2 | |
Microlobulated | 39 | 9.4 | |
Spiculated | 49 | 11.8 | |
Orientation | |||
Parallel | 250 | 60.5 | |
Non-parallel | 163 | 39.5 | |
Echo Pattern | |||
Hyperechoic | 21 | 4.6 | |
Complex solid cystic | 41 | 9.9 | |
Hypoechoic | 230 | 55.6 | |
Isoechoic | 3 | 0.7 | |
Heterogeneous | 118 | 28.5 | |
Posterior features | |||
None | 210 | 50.8 | |
Enhancement | 56 | 13.5 | |
Shadow | 102 | 24.6 | |
Combined | 44 | 10.6 | |
2. | Calcifications | ||
In mass | 49 | 92.4 | |
Intraductal | 3 | 5.6 | |
Outside mass | 5 | 9.4 | |
3. | Associated features | ||
Architecture distortion | 56 | 13.5 | |
Duct change | 119 | 28.8 | |
Skin thickening | 43 | 10.4 | |
Skin retraction | 11 | 2.6 | |
Edema | 29 | 7 | |
Vascularity (n = 413) | |||
Absent | 244 | 59 | |
Internal | 136 | 32.9 | |
Rim | 33 | 7.9 |