Table 2:

Assignment of lesions to a vascular territory on MR imaging

Arterial Territory	MR Imaging*
ICA	NA
ACA	0
MCA	169 (89%)
PCA	14 (7%)
Vertebrobasilar	3 (2%)
Anterior horoidal	4 (2%)

Note:—ICA indicates internal carotid artery; ACA, anterior cerebral artery; MCA, middle cerebral artery; PCA, posterior cerebral artery; NA, not applicable.

^*MR imaging detected 190 lesions.