TABLE 1:
Detection of residual aneurysms with DSA and 3DA
| Group* and Residual Aneurysms | DSA | 3D Angiography |
|---|---|---|
| Immediate (27 of 55) | ||
| Small | 3 | 19 |
| Large | 8 | 8 |
| Delayed (10 of 33) | ||
| Small | 1 | 6 |
| Large | 4 | 4 |
| Total (37 of 88) | 16 | 37 |
*
Immediate is the immediate follow-up group in which angiography was performed within 1 month of surgery, and delayed, delayed follow-up group in which angiography was performed at least 1 month after surgery. Small, is a small, dog-ear remnant aneurysm, and large, a large residual neck and/or sac.