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. 2022 May 10;9:895233. doi: 10.3389/fsurg.2022.895233

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Copyright © 2022 Teramoto, Tahara, Murai, Sato, Hattori, Kondo and Morita.

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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Intraoperative photographs of the endoscopic transsphenoidal surgery that caused internal carotid artery (ICA) injury. (A) Petrous portion of the left ICA was injured (green arrowheads). (B) Crushed muscle patch was unsuccessfully applied to the injured site (green arrowheads) of the left ICA. (C) Injured site of the left ICA was covered with cotton patties. (D) Surgical field was closed using the right-sided vascularized pedicled nasoseptal flap.