Aneurysm location and clinical presentation
| Aneurysm location | No. | Clinical Presentation (n) |
|---|---|---|
| Cavernous sinus | 20 | Ophthalmoplegia (14), CN III (3), CN VI (3) |
| Superior hypophyseal artery | 5 | CN II (4), ophthalmoplegia (1) |
| AcomA | 4 | Frontal syndrome (3), CN II (1) |
| MCA | 4 | Dysphasia (3), seizures (1) |
| Ophthalmic artery | 4 | CN II (2), CN III (2) |
| PcomA | 2 | CN III (2) |
| Carotid artery tip | 1 | Hemiparesis (1) |
| ACA | 1 | Frontal syndrome (1) |
| PICA | 6 | Stem compression (3), CN V (1), CN VI (1), CN VII (1) |
| SCA | 4 | CN V (2), CN III (1), CN IV (1) |
| Basilar tip | 3 | Brain stem compression (3) |
| Vertebral artery | 1 | Brain stem compression (1) |
| Vertebral artery junction | 1 | Brain stem compression (1) |