FIG 2. Representative findings of cerebral angiography in the ischemic cases.

A, Lateral view angiogram of the right carotid artery in case 9. Stenosis (arrowheads) with dilation (arrow) at the A2 portion of the ACA.

B, Oblique view angiogram of the left carotid artery in case 13. Stenosis (closed arrowhead) with dilation (open arrowheads) at the A2 portion of the ACA accompanied by an intimal flap (arrow).

C, Oblique view angiogram of the left carotid artery in case 8. Stenosis (closed arrowheads) accompanied by the double lumen sign (open arrowheads).