Anatomical and clinical findings during observation period
| No. | Aneurysm Location and Size (cm) | Time between Initial Diagnosis and Procedure (mo) | Territorial Infarct Prior to Procedure | SAH Prior to Procedure | |
|---|---|---|---|---|---|
| 1 | BA/V4 | 2.2 | 8 | Yes, pontomedullary | No |
| 2 | BA | 2.8 | 48 | No | No |
| 3 | BA/V4 | 2.0 | 13 | Yes, pericallosal | No |
| 4 | BA/V4 | 1.3 | 4 | No | Yes |
| 5 | BA | 3.0 | 29 | Yes, brain stem | No |
| 6 | BA/V4 | 2.1 | 3 | Yes, brain stem | No |
| Mean (range, ratio) | 2.23 (1.3–3) | 17.5 (3–48) | 4/6 | 1/6 | |
Note:—BA indicates basilar artery.