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| Coil embolization | Clipping | ||||||
|---|---|---|---|---|---|---|---|
| Unruptured | Ruptured | Total | Unruptured | Ruptured | Total | ||
| Type I | Round | 3 | 0 | 5 | 0 | 0 | 0 |
| Irregular | 1 | 1 | |||||
| Type II | Round | 11 | 2 | 17 | 21 | 5 | 42 |
| Irregular | 3 | 1 | 13 | 3 | |||
| Type III | Round | 2 | 0 | 4 | 6 | 1 | 19 |
| Irregular | 2 | 9 | 3 | ||||
| Total | 26 | 61 | |||||
MCA: middle cerebral artery
