Arterial Territory | Lesions* |
---|---|
ICA | 14 (18%) |
ACA | 15 (20%) |
MCA | 39 (51%) |
PCA | 6 (10.5%) |
Vertebrobasilar | 0 |
Anterior choroidal | 0 |
Note:—ICA indicates internal carotid artery; ACA, anterior cerebral artery; MCA, middle cerebral artery; PCA, posterior cerebral artery.
* MR angiography detected 76 lesions, including 2 aneurysms.