Patient characteristics, clinical, and angiographic results
| No. | Sex | Age (yr) | Clinical Onset | Side | Location | ICA Occlusion | FU | COW (MRA) | Symptoms | Ischemic Lesions (T2WI FLAIR) |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | F | 65 | R CN III, V1, VI palsy | R | C4 | Balloons | 14 | Hypoplastic PcomAs | Improved | Both hemispheres, unchanged |
| 2 | F | 32 | R CN III palsy | R | C4 | Balloons | 49 | Complete | Cured | – |
| 3 | F | 48 | Headache nausea, SAH | R | C4 | Balloons | 74 | Complete | Cured | Both hemispheres, unchanged |
| 4 | F | 48 | R decreased visual acuity | R | C4 | Balloons | 23 | Absent contralateral PcomA | Cured | – |
| 5 | F | 64 | R ophthalmoplegia | R | C4 | Coils + balloon | 35 | Absent contralateral PcomA | Cured | – |
| 6 | F | 60 | R CN III palsy | R | C4 | Coils + balloon | 20 | Hypoplastic PcomAs | Improved | Both hemispheres, unchanged |
| 7 | F | 50 | L ophthalmoplegia | L | C4 | Balloons | 30 | Hypoplastic contralateral PcomA | Unchanged | – |
| 8 | F | 55 | Headache, nausea, SAH | R | C5 | Coils | 22 | Complete | Cured | Right hemisphere, increased |
| 9 | F | 59 | R CN VI palsy | R | C4 | Balloons | 58 | Absent contralateral PcomA | Improved | Both hemispheres, unchanged |
| 10 | F | 33 | R CN VI palsy | R | C4 | Balloons | 78 | Complete | Cured | – |
| 11 | F | 41 | R ophthalmoplegia | R | C4 | Coils | 22 | Complete | Improved | Right hemisphere, unchanged |
Note:—FU indicates follow-up in months; Unchanged, unchanged compared with MR imaging at the time of diagnosis/directly postprocedure; R, right; L, left; COW, circle of Willis.