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. 2023 Apr 20;14:1078173. doi: 10.3389/fneur.2023.1078173

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Copyright © 2023 Zhang, Su and Yu.

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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Preoperative CT and CTA images. (A) CT showing the extensive SAH, focusing on the left suprasellar cistern and the base of the Sylvian fissure. (B) Six days later, repeat CT showing absorption of the SAH. (C) CTA of the superior-inferior view showing the arterial network of the right proximal MCA (frame) and an aneurysm (arrow). (D) CTA of the posterior-anterior view showing the aneurysm in detail; the aneurysm (arrow) was located in the A1 segment of the ACA. ACA, anterior cerebral artery; A1, first segment of the ACA; A2, second segment of the ACA; BA, basilar artery; CT, computed tomography; CTA, CT angiography; MCA, middle cerebral artery; R, right; SAH, subarachnoid hemorrhage.