Figure 2. MRA demonstrating a right-sided DOA variant where the right-sided ACA arises from the cavernous segment of the ICA (red arrow) (left). There is also a large anterior communicating artery aneurysm present (red star). MRA demonstrating the right ACA coursing below the optic tract (red arrow) on the right side representing the dorsal ophthalmic arterial variant configuration (right).
