Untreated vertebrobasilar dissecting aneurysms
| Patient No./Age (y)/Sex | Symptom | Hunt Hess Grade | Type | Site | Dominant Vessel | History | Rankin Score |
|---|---|---|---|---|---|---|---|
| 1/42/F | SAH | 5 | Infra | RVA | Co | Rapid decline | 5 |
| 2/48/M | SAH | 4 > 5 | Infra | RVA | Co | Rapid decline | 5 |
| 3/87/F | SAH | 3 | No PICA | RVA | Co | Family decision | 3 |
| 4/47/M | SAH + stroke | 3 | PICA | LVA | RVA | Thrombosed | Unknown |
| 5/70/M | SAH | 4 | PICA | LVA | LVA | Stable | 0 |
| 6/61/M | Trauma | 3 | Supra | LVA | LVA | Carotid cavernous fistula | 5 |
| 7/44/F | SAH | 2 | VBJ | RVA, LVA, BA | Co | Thrombosed | 0 |
Note.—VBJ indicates vertebrobasilar junction; BA, basilar artery; L, left; R, right; VA, vertebral artery; Co, codominant.