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Representative images. (A) Dual-volume three-dimensional (3D) fusion images show good stent apposition within the siphon of the left internal carotid artery (ICA) after stent-assisted coiling using low-profile visualized intraluminal support (LVIS). (B) Crescent sign between the stent trunk of an LVIS stent and the anterior wall of the ICA siphon is clearly displayed (arrow heads). (C) Edge malapposition of proximal flare of a LVIS stent is shown (arrow).
