Fig. 3.

Imaging on representation on post-procedure day 17. (A) Axial CT revealed extensive ischemic infarction of the bilateral posterior cerebral artery distributions. (B) Digital subtraction angiography of a right vertebral artery injection anterior-posterior view with severe P2/3 junction vasospasm and sluggish flow through multiple P4 segments. (C) Right internal carotid artery injection lateral view with severe vasospasm involving the near fetal-type posterior communicating artery and diminutive flow through the posterior cerebral artery distributions.