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. 2023 Aug 9;2(1):e000407. doi: 10.1136/bmjmed-2022-000407

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© Author(s) (or their employer(s)) 2023. Re-use permitted under CC BY-NC. No commercial re-use. See rights and permissions. Published by BMJ.

This is an open access article distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited, appropriate credit is given, any changes made indicated, and the use is non-commercial. See: http://creativecommons.org/licenses/by-nc/4.0/.

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Patient with proximal large vessel occlusion in left M1 vessel. mTICI=thrombolysis in cerebral infarction; ICA=internal carotid artery; Townes=angled anteroposterior view. (A) Appearance of large vessel occlusion on computed tomography angiography. (B) Initial angiographic run with mTICI score 0 (ie, no flow distal to the occlusion). (C) Placement of aspiration catheter (small ring that is the distal end of the catheter) at the site of vessel occlusion. (D) Reperfusion after aspiration with mTICI score 3