From: Role of ultrasound in predicting the molecular subtypes of invasive breast ductal carcinoma
 | No. (n = 160) | Percentage % |
---|---|---|
Age (years) | Â | |
 Mean ± SD | 52.69 ± 12.73 | |
 Range | 23.0–86.0 | |
Size of lesion (cm) | Â | |
 Mean ± SD | 3.10 ± 1.61 | |
 Range | 1.0–9.0 | |
Echogenicity | Â | Â |
 Isoechoic | 30 | 18.8 |
 Heterogeneous | 20 | 12.5 |
 Hypoechoic | 110 | 68.8 |
Shape | Â | Â |
 Oval | 22 | 13.8 |
 Rounded | 54 | 33.8 |
 Irregular | 84 | 52.5 |
Margin | Â | Â |
 Angular | 14 | 8.8 |
 Spiculated | 77 | 48.1 |
 Circumscribed | 18 | 11.3 |
 Lobulated | 51 | 31.9 |
Orientation | Â | Â |
 Parallel | 30 | 18.8 |
 Non parallel | 130 | 81.3 |
Boundary | Â | Â |
 Abrupt interface | 73 | 45.6 |
 Echogenic halo | 87 | 54.4 |
Calcification | Â | Â |
 Present | 62 | 38.8 |
 Absent | 98 | 61.3 |
Posterior feature | Â | Â |
 Posterior shadowing | 68 | 42.5 |
 Posterior enhancement | 46 | 28.7 |
 No posterior change | 46 | 28.7 |
Lymph node status | Â | Â |
 Nodal metastasis | 71 | 44.4 |
 No nodal metastasis | 89 | 55.6 |
Multiplicity | Â | Â |
 Unifocal | 122 | 76.3 |
 Multicentric or multifocal | 38 | 23.8 |
Grade of IDC | Â | Â |
 Grade I | 15 | 9.4 |
 Grade II | 95 | 59.4 |
 Grade III | 50 | 31.3 |
Type | Â | Â |
 Luminal A | 82 | 51.2 |
 Luminal B | 26 | 16.3 |
 Human epidermal growth factor receptor 2 | 26 | 16.3 |
 Triple negative | 26 | 16.3 |