Detailed characteristics of 104 patients with 111 aneurysms with long-term MRA follow-up
| Characteristics | |
|---|---|
| Patient | |
| Women | 71 (69 %) |
| Mean age (yr) | 54.7 (median, 54; range, 39–70) |
| Aneurysm | |
| Ruptured | 84 (81 %) |
| Mean size (mm) | 6.6 (median, 5; range, 3–17) |
| ≤5 mm | 42 (46.9%) |
| 6–10 mm | 40 (36.1%) |
| ≥10 mm | 19 (17 %) |
| Aneurysm location | |
| Anterior circulation | 65 (58.5%) |
| Pericallosal artery | 3 |
| Anterior communicating artery | 18 |
| A1 | 2 |
| Middle cerebral artery | 11 |
| Supraclinoid internal carotid artery | 7 |
| Anterior choroidal artery | 4 |
| Posterior communicating artery | 14 |
| Carotid ophthalmic artery | 6 |
| Posterior circulation | 46 (41.5%) |
| Basilar tip | 24 |
| Posterior inferior cerebellar artery | 10 |
| Superior cerebellar artery | 7 |
| Posterior cerebral artery | 4 |
| Basilar trunk | 1 |