Complications and aneurysm regrowth
| Patient No. | Cause | Treatment | Clinical Outcome | |
|---|---|---|---|---|
| Periprocedural complications | ||||
| 3 | ICA rupture/SAH | Inflation of the Hyperglide balloon | Parent artery occlusion with detachable balloon and coils | Asymptomatic |
| 10, 23 | Stuck catheter | Catheter rupture during removing | 72 h heparin IV | Asymptomatic |
| 1, 4, 5, 9, 10 | TIA | 72 h heparin IV | Asymptomatic | |
| 11, 20 | Steroids | Improved | ||
| Postprocedural complications | ||||
| 7 | ICA stenosis | Onyx migration in the parent artery | Acetylsalicylic acid 100 mg | TIA |
| 5, 9, 13 | ICA occlusion | Onyx migration in the parent artery | — | Asymptomatic |
| Aneurysm regrowth | ||||
| 11, 13 | Aneurysm regrowth | — | Self-expandable stent and coils | Asymptomatic |
Note.—ICA indicates internal carotid artery; IV, intravenously; TIA, transient ischemic attack.