Parameter | Value |
Female sex | 75 (66.4%) |
Age | 58.9±11.9 |
Ruptured aneurysms | 36 (31.6%) |
Recurrent aneurysms | 10 (8.8%) |
Initial intra-aneurysmal partial thrombosis | 7 (6.1%) |
Lobular shape | 13 (11.4%) |
Aneurysm location | |
AcomA | 32 (28.1%) |
PA | 1 (0.9%) |
MCA | 16 (14.0%) |
ICA | |
Terminus | 4 (3.5%) |
Paraophthalmic | 9 (7.9%) |
PcomA | 9 (7.9%) |
BA | 39 (34.2%) |
VA | 1 (0.9%) |
PICA | 3 (2.6%) |
Bifurcation location | 91 (79.8%) |
Aneurysm size | |
Dome width (mm) | 7.3±3.6 |
Height (mm) | 7.9±4.4 |
Maximum diameter (mm) | 8.6±4.6 |
Neck width (mm) | 4.6±1.8 |
D/N ratio | 1.7±0.8 |
Aspect ratio | 1.8±1.0 |
W/H ratio | 1.0±0.3 |
Wide neck | 104 (91.2%) |
AcomA, anterior communicating artery; BA, basilar artery; D/N, dome-to-neck ratio; ICA, internal carotid artery; MCA, middle cerebral artery; PA, pericallosal artery; PcomA, posterior communicating artery; PICA, posterior inferior cerebellar artery; VA, vertebral artery; W/H, width-to-height ratio.