Characteristics of intracranial aneurysms between the AD group and controls
Characteristics | AD Group (n = 14) | Controlsa (n = 95) | P Value |
---|---|---|---|
Location | |||
MCA | 5 (35.7) | 8 (8.4) | .012 |
ACA | 2 (14.3) | 11 (11.6) | .673 |
ICA | 4 (28.5) | 74 (77.9) | <.0001 |
VBA | 3 (21.4) | 2 (2.1) | .015 |
Aneurysm size | |||
Mean diameter (mm) | 5.79 ± 3.26 | 3.04 ± 1.57 | .008 |
≥7 mm | 4 (28.6) | 5 (5.3) | .003 |
Aneurysm morphology | |||
Saccular type | 14 (100) | 94 (98.9) | |
Arch vessel involvement | 6 (42.8) | 0 | |
Diagnostic imaging modality | |||
Brain CTA | 7 (50) | 0 | |
Brain MRA | 7 (50) | 95 (100) |
Note:—ACA indicates anterior cerebral artery; VBA, vertebrobasilar artery.
↵a Multiple aneurysms in 11 of 79 controls: 2 IAs in 8, three IAs in 1, and 4 IAs in 2.