Aneurysm occlusion evaluation (n = 26)
| DSA (No.) (%) | 3D-TOF-MRA (No.) (%) | CE-MRA (No.) (%) | |
|---|---|---|---|
| Montreal scale | |||
| Total occlusion | 12 (46) | 17 (65) | 18 (69) |
| Neck remnant | 10 (38.5) | 8 (31) | 7 (27) |
| Aneurysm remnant | 4 (15.5) | 1 (4) | 1 (4) |
| Simplified 2-grade scale | |||
| Adequate occlusion | 22 (85) | 25 (96) | 25 (96) |
| Aneurysm remnant | 4 (15) | 1 (4) | 1 (4) |