1. Class 5.
Class 5. A, Preoperative angiography shows a large left MCA aneurysm at the trifurcation, with the branches incorporated in the sac. B, Six months after the treatment with a WEB device (Sequent Medical, Aliso Viejo, California), control angiography shows neck filling at the trifurcation, with the branches patent, and this result is classified as class 2. C, An 18-month control angiography shows an unchanged appearance of the MCA trifurcation, and this result is classified as class 5, with the apparently “stable” remodeling.
H.S. Cekirge, and I. Saatci AJNR Am J Neuroradiol 2016;37:19-24
©2016 by American Society of Neuroradiology