Greatest diameter (mm) in 3 orthogonal planes of signal loss due to coil-induced susceptibility artifact
| 1.5T (AP/CC/LR) | 3T (AP/CC/LR) | |||
|---|---|---|---|---|
| Model 1, 44.9% Occlusion | Model 2, 22.4% Occlusion | Model 1, 44.9% Occlusion | Model 2, 22.4% Occlusion | |
| Sequence 1 | 17.2/19.4/13.2 | 12.0/16.0/12.0 | 18.9/22.5/17.1 | 12.4/20.8/14.4 |
| Sequence 2 | 16.5/19.4/13.2 | 11.0/16.2/10.9 | 17.8/23.0/16.2 | 14.1/20.7/14.3 |
| Sequence 3 | 14.1/17.1/11.1 | 9.2/13.4/9.6 | 16.8/20.0/13.4 | 10.2/18.9/12.5 |
| Sequence 4 | 11.5/16.5/10.1 | 9.5/13.9/9.7 | 14.8/18.4/12.3 | 10.0/17.4/11.8 |
| Sequence 5 | 11.6/15.6/11.1 | 9.3/14.3/9.3 | 13.4/18.3/10.8 | 9.9/17.0/11.4 |
| Sequence 6 | 11.7/15.7/10.8 | 9.5/14.1/8.9 | 13.7/18.8/11.8 | 10.5/16.5/11.4 |
| Sequence 7 | 11.0/15.4/10.6 | 9.2/14.0/9.6 | 13.7/18.8/10.6 | 9.8/16.0/10.6 |
| Sequence 8 | 11.7/14.2/10.1 | 9.6/12.6/10.5 | 12.9/13.9/10.0 | 9.4/12.7/10.1 |
| Actual Diameters of Coil-Filled Aneurysm Models (mm) (AP/CC/LR) | |
|---|---|
| Model 1: 44.9% occlusion | Model 2: 22.4% occlusion |
| 10/10/9 | 9/10/10 |
Note.—AP, anterior-posterior; CC, cranial-caudal; LR, left-right.