Table 7:
Evolution of final angiographic outcome based on initial results (no. of aneurysms)
| Matrix Coils | Bare Platinum Coils | ||
|---|---|---|---|
| OBL (23 aneurysms) | OBL (32 aneurysms) | ||
| OBL | 14 | OBL | 19 |
| Neck | 1 | Neck | 2 |
| Recurrence | 3 | Recurrence | 0 |
| No. retreated | 2 | No. retreated | 0 |
| Neck (30 aneurysms) | Neck (30 aneurysms) | ||
| OBL | 10 | OBL | 7 |
| Neck | 4 | Neck | 5 |
| Recurrence | 9 | Recurrence | 9 |
| No. retreated | 6 | No. retreated | 6 |
| Residual + Recurrence (29 aneurysms) | Residual + Recurrence (18 aneurysms) | ||
| OBL | 5 | OBL | 2 |
| Neck | 4 | Neck | 1 |
| Recurrence | 18 | Recurrence | 8 |
| No. retreated | 9 | No. retreated | 1 |
Note:—OBL indicates obliterated.
Number of aneurysms with final result is less than initial number as a result of patients lost to follow-up.