TABLE II:
Estimated quantification parameters for four different lesions.
| Vessel | Breast Lesion | Thyroid Nodule | ||
|---|---|---|---|---|
| Parameter | Malignant | Benign | Malignant | Benign |
| Vessel density | 0.11 | 0.18 | 0.40 | 0.26 |
| Mean τ | 1.05±0.08 | 1.06±0.12 | 1.07±0.36 | 1.06±0.1 |
| Max τ | 1.57 | 1.56 | 2.9 | 1.91 |
| Mean SOAM [deg/μm] | 21.5±2.5 | 18.1±2.6 | 15.7±3.0 | 18.1±2.4 |
| Max SOAM [deg] | 25.8 | 22.7 | 24.9 | 22.6 |
| Mean Diameter [μm] | 514±125 | 494±99 | 923±273 | 560±163 |
| Max Diameter [μm] | 914 | 697 | 1875 | 957 |
| Mean length [μm] | 1391±1065 | 1504±973 | 1749±1114 | 1331±983 |
| Max length [μm] | 7182 | 3897 | 6637 | 6887 |
| NV | 117 | 24 | 178 | 87 |
| NNV | 10.76 | 18.48 | 19.69 | 24.08 |
| NB | 59 | 11 | 132 | 64 |
| NNB | 5.42 | 8.47 | 14.17 | 17.33 |
NV: number of vessel segments, NB: Number of branch points, NNV: normalized number of vessel segments, NNB: Normalized number of branch points