Table 3.
Benign | CA | |||||
---|---|---|---|---|---|---|
N | % | N | % | P | ||
Shape | Round/oval | 52 | 72.2% | 1 | 1.9% | <.0001 |
Lobular | 20 | 27.8% | 10 | 18.9% | ||
Irregular | 0 | 0% | 42 | 79.2% | ||
Orientation | (W > T) | 49 | 68.1% | 4 | 7.5% | <.0001 |
(W = T) | 21 | 29.2% | 5 | 9.4% | ||
(W < T) | 2 | 2.8% | 44 | 83.0% | ||
Margin | Well defined | 70 | 97.2% | 13 | 25% | <.0001 |
ILL defined | 2 | 2.8% | 40 | 75% | ||
Surrounding echogenicity | Hypoechogenic regular | 72 | 100.0% | 24 | 45.3% | .002 |
Echogenic irregular | 0 | 0% | 29 | 54.7% | ||
Echogenicity | Hyperechoic | 63 | 87.5% | 33 | 62.3% | .002 |
Hypoechoic | 9 | 12.5% | 20 | 37.7% | ||
Echotexture | Homogenous | 37 | 51.4% | 12 | 22.6% | <.0001 |
Inhomogenous | 35 | 48.6% | 41 | 77.4% | ||
Acoustic transmission | Present | 36 | 50.0% | 8 | 15.1% | <.0001 |
Absent | 36 | 50.0% | 45 | 84.9% | ||
Pattern | Compression pattern | 69 | 95.8% | 6 | 11.3% | <.0001 |
Retraction/star pattern | 3 | 4.2% | 47 | 88.7% | ||
Vessels architecture | Linear | 70 | 97.2% | 25 | 47.2% | <.0001 |
Chaotic-complex | 2 | 2.8% | 28 | 52.8% | ||
R.I. | ≥0.42 | 70 | 97.2% | 29 | 54.7% | <.0001 |
<0.42 | 2 | 2.8% | 24 | 45.3% |