Table 6.
Summary of BACE classified by aneurysm location and their outcome
| Location | Aneurysms treated at this location | Neck size >4 mm or dome-to-neck ratio <2 | Bifurcation aneurysm | Ruptured | Outcome (postprocedural Raymond class) |
AE | SAE | ADE | ||
|---|---|---|---|---|---|---|---|---|---|---|
| I | II | III | ||||||||
| MCA | 11 | 10 | 8 | 3 | 8 | 2 | 1 | 1 | 1 | Yes |
| ACA | 11 | 11 | 0 | 5 | 8 | 2 | 1 | 0 | 0 | No |
| Basilar | 8 | 7 | 6 | 4 | 5 | 2 | 0 | 0 | 0 | No |
| ICA | 23 | 16 | 0 | 13 | 14 | 7 | 1 | 2 | 0 | No |
| VA | 2 | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | No |
| Others | 10 | 9 | 0 | 8 | 8 | 2 | 0 | 0 | 0 | No |
BACE, balloon-assisted coil embolization; AE, adverse event; SAE, serious AE; ADE, adverse device effect; MCA, middle cerebral artery; ACA, anterior cerebral artery; ICA, internal carotid artery; VA, vertebral artery.