Table 3.
In our study, the values calculated from the diameter values measured on the normal and diseased carotid images and the cosine values of the angles required for the minimum cost function calculated from the diameter and angle values are seen
| Parameter | Normal | Stenosis | Aneurisym | Dissection |
|---|---|---|---|---|
| ICA dia./CCA dia. | 0.8 | 0.8 | 0.9 | 0.8 |
| ECA dia./CCA dia. | 0.6 | 0.6 | 0.6 | 0.6 |
| ICA dia./ECA dia. | 1.3 | 1.3 | 1.5 | 1.4 |
| (ICA Ʃ + ECA Ʃ )/CCA Ʃ | 1.4 | 1.4 | 1.5 | 1.4 |
| Cos Ø (measured) | 0.9 | 0.9 | 0.9 | 0.9 |
| Cos Ø (Murray’s) | 0.8 | 0.8 | 1.0 | 0.8 |
| Cos α (measured) | 0.9 | 0.9 | 0.9 | 0.9 |
| Cos α (Murray’s) | 0.6 | 0.6 | 0.6 | 0.6 |
| Cos Ø + α (Measured) | 0.6 | 0.7 | 0.6 | 0.6 |
| Cos Ø + α (Murray’s) | 0.3 | 0.3 | 0.2 | 0.3 |
| Area ratio (Murray’s) (CCA2/ICA2 + ECA2) |
1.0 | 1.0 | 1.3 | 1.1 |
| Volume ratio (our’s) (ICA3 + ECA3 / CCA3) |
0.8 | 0.7 | 1.1 | 0.8 |
| Volume ratio (Murray’s) (CCA3/ICA3 + ECA3) |
1.5 | 1.7 | 1.1 | 1.5 |
| β (Our›s) (β = CCA2.035
– ICA2.035 + ECA2.035) |
9.8 | 14.2 | 18.2 | 10.6 |
| β (Murray’s) (β = CCAł – ICAł + ECAł) |
108.1 | 171.5 | –15.6 | 65.8 |