Patient characteristics
| Patient No | Aneurysm | Indication | Side/location | Neck/dome size (mm) | Dome-to-neck ratio* | Flow diverter | Additional coiling |
|---|---|---|---|---|---|---|---|
| 1 | 1 | Headaches | MCA | 9.4/6.5 | 0.69 | SILK 3.5×25 | No |
| 2 | 2 | SAH 3 years previously—not treated | MCA | 6.2/4.9 | 0.79 | SILK 3.5×25 | No |
| 3 | 3 | SAH, staged treatment with incomplete coiling 17 days earlier | ACom† | Total: 2.1/3.1 and 3.3/3.4 Residual: 2.2/4.1 | 1.86 | PED 2.5×20 | No |
| 4 | 4 | SAH, staged treatment with incomplete coiling 6 months earlier | MCA | Total: 5.8/12.2 Residual: 5.8/9.4 | 1.62 | PED 2.5×20 | No |
| 5 | 5 | SAH treated by coiling 5 years earlier, now aneurysm recurrence | ACom | Total: 4.6/9.5 Residual: 6.7/5.0 | 0.75 | PED 2.5×20 | No |
| 6 | 6 | Increase in size of asymptomatic MCA aneurysm. SAH with coiling of ACom aneurysm 7 years earlier | MCA | 4.7/5.2 | 1.10 | PED 3.0×12 | No |
| 7 | 7 | Headaches, vertigo | MCA | 6.1/6.9 | 1.13 | FRED 3.5×22×16 | No |
| 8 | 8 | Asymptomatic | MCA | 5.2/8.0 | 1.54 | FRED 3.5×13×7 | No |
| 9 | 9 | Asymptomatic | MCA‡ | 3.3/5.4 | 1.64 | PED 2.5×16 | No |
| 10 | 4.0/6.9 | 1.72 | |||||
| 10 | 11 | SAH, staged treatment with incomplete coiling 10 months earlier | MCA | Total: 5.0/18 Residual: 5.0/6.0 | 1.2 | PED 2.5×16 | No |
| 11 | 12 | SAH, staged treatment with very incomplete coiling 7 months earlier | ACom | Total: 4.0/7.0 Residual: 4.0/4.0 | 1.0 | PED 2.5×16 | No |
| 12 | 13 | Headaches. Recanalized aneurysm after treatment by intrasaccular flow disruption (WEB) 6 months earlier | MCA | Total: 8.8/10.4 Residual: 8.8/5.3 | 0.60 | FRED 3.5×22×16 | No |
| 13 | 14 | Visual problems due to compressive effect of a giant, partially thrombosed aneurysm on the optic chiasm | ACom | 6.2/18.5 | 2.98 | FRED 3.5×22×16 | Yes |
| 14 | 15 | SAH, staged treatment with incomplete coiling 7 months earlier | MCA | Total: N/A/14.0 Residual: N/A/6.0 | N/A§ | PED 2.5×12 | No |
| 15 | 16 | Asymptomatic | ACom | 5.2/8.0 | 1.54 | PED 2.5×16 | No |
| 16 | 17 | SAH treated by coiling 10 years before, now aneurysm recurrence | MCA | Total: 7.3/5.2 Residual: 4.0/4.0 | 1.0 | FRED 3.5×13×7 | No |
| 17 | 18 | SAH treated by coiling 3 years earlier, now aneurysm recurrence | MCA | Total: 5.0/10.0 Residual: 8.0/8.0 | 1.0 | PED 2.5×16 | No |
*Dome-to-neck ratio of the remnant/recurrence is displayed.
†Aneurysm consisting of two sacs of which only one could be coiled. The other sac increased in size during follow-up.
‡Two separate aneurysms.
§Not applicable in aneurysm without a defined neck.
ACom, anterior communicating artery; FRED, flow redirection endoluminal device; MCA, middle cerebral artery; PED, Pipeline embolization device; SAH, subarachnoid hemorrhage.