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A 54-year-old man with a left paraclinoid internal carotid artery aneurysm who underwent stent-assisted coil embolization using a Neuroform stent. A, The follow-up DSA reveals the neck remnant (arrow). B, The PETRA qMRA reveals minimal signal loss at the stent insertion site, and the neck remnant is clearly visible (arrow). C, The TOF-MRA reveals mild signal loss at the stent insertion site and a less prominent neck remnant relative to the PETRA qMRA.
