Clinical and angiographic outcomes
| Patient No | Control angiography during procedure | Imaging follow-up (results/modality/time) | Initial mRS | Complications | Clinical follow-up (mRS/time) |
| 1 | Patency of BA, more retention of contrast medium | No change/DSA/1.5 months Occlusion of BA/DSA/6 months | 1 | None | 0/48 months |
| 2 | No change | Disappearance of double lumen/DSA/5 months | 1 | None | 0/31 months |
| 3 | No change | No change/DSA/11 months | 2 | None | 2/11 months |
| 4 | Improvement in blood flow | None | 5 | Pulmonary embolism | 4/2 months died/3 months |
| 5 | No change | None | 2 | Pontine infarction | 4/36 months |
| 6 | More retention of contrast medium | Thrombosis of the aneurysm sac/DSA/6 months | 1 | None | 0/26 months |
| 7 | No change | Delayed retention of contrast medium/DSA/8 months | 1 | None | 1/8 months |
| 8 | More retention of contrast medium | Thrombosis of the dissection sac/ DSA/6 months | 4 | None | 3/28 months |
| 9 | No change | No change/DSA/5 months | 2 | None | 1/6 months |
| 10 | No change | No change/CTA/2 months | 0 | Pontine and cerebellar infarction | 3/2 months |
| 11 | No change | No change/DSA/6 months | 2 | None | 2/6 months |
BA, basilar artery; CTA, CT angiography; mRS, modified Rankin Scale.