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. 2020 Jun 16;11:492. doi: 10.3389/fneur.2020.00492

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Copyright © 2020 Sun, Zhang, Song, Zhao, Zheng, Zhang, Yin, Wang, Meng, Tang and Han.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Cerebral angiographic results of patient 11 during the procedure and follow-up. (A) Severe stenosis at the M1 segment of the right middle cerebral artery (arrow). (B) Angiographic result after predilatation with a conventional balloon. (C) Stents release after predilatation, immediate post-placement angiogram demonstrating stent placement in the right MCA with normal flow. (D) An additional angiography was done after 10 min, which demonstrated AIST at the M1 segment of the right middle cerebral artery (MCA). (E) Intra-arterial bolus followed by intravenous tirofiban was administered and the final angiography 20 min later showed a successful recanalization with mTICI 3 and AOL 3. (F) Cerebral angiographic result at the 6-month follow-up with a patent middle cerebral artery.